UPD1002-AV/MQ [MICROCHIP]
IC UNIVERSAL SERIAL BUS CONTROLLER, Bus Controller;型号: | UPD1002-AV/MQ |
厂家: | MICROCHIP |
描述: | IC UNIVERSAL SERIAL BUS CONTROLLER, Bus Controller 时钟 外围集成电路 |
文件: | 总48页 (文件大小:759K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
UPD1002
Programmable USB Power Delivery Controller
Highlights
Key Benefits
• Integrated USB Power Delivery (PD) PHY
• Support for Power Delivery Message Protocol
• Integrated Voltage and Current ADC Inputs
• Configuration Profile Selection
• On-chip Microcontroller
• Integrated USB Power Delivery (PD) PHY
-
-
Integrated receive termination
Requires minimal external components
• Support for Power Delivery Message Protocol
-
-
-
-
Message Generation/Consumption
Retry Generation
• SPI Interface
Error Handling
• Commercial, Industrial, and Automotive Grade
Temperature Support
State Behavior
• Cable Detect Logic
• Available in 32-SQFN Package
-
Cable attachment type
• CFG_SEL pins allow selection of multiple profiles
Target Applications
-
-
-
-
Provider
Provider/Consumer
Consumer
• Notebooks
• Ultrabooks
• Desktop PCs
• Docking Stations
• Monitors
Consumer/Provider
• Integrated Voltage (VMON) and Current (IMON)
ADC Inputs
• Dead Battery Support
• On-chip Microcontroller
• Printers
• Automotive
-
-
Manages I/Os and other signals
Implements power delivery policy engine and
device policy manager
• Configuration Programming via OTP, or Vendor
Defined Messaging
• Supports Low Power Modes
• Serial Peripheral Interface (SPI) Bus
• Internal 3.3 V and 1.8 V Voltage Regulators
• Integrated Oscillator Reduces BOM Costs
• Package
-
32-pin SQFN (5 x 5 mm)
• Environmental
-
-
Commercial temperature range (0°C to +70°C)
Industrial temperature range (-40°C to +85°C)
- Automotive temperature range (-40°C to +105°C)
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UPD1002
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The last character of the literature number is the version number, (e.g., DS30000000A is version A of document DS30000000).
Errata
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2014 Microchip Technology Inc.
UPD1002
Table of Contents
1.0 Introduction ..................................................................................................................................................................................... 4
2.0 Pin Descriptions and Configuration ................................................................................................................................................. 9
3.0 Functional Descriptions ................................................................................................................................................................. 52
4.0 Operational Characteristics ........................................................................................................................................................... 91
5.0 Package Outlines ........................................................................................................................................................................ 102
6.0 Revision History .......................................................................................................................................................................... 107
The Microchip Web Site .................................................................................................................................................................... 109
Customer Change Notification Service ............................................................................................................................................. 109
Customer Support ............................................................................................................................................................................. 109
Product Identification System ........................................................................................................................................................... 110
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UPD1002
1.0
1.1
INTRODUCTION
General Description
The UPD1002 is a programmable USB Power Delivery (PD) controller designed to adhere to the USB Power Delivery
Specification. USB Power Delivery allows a host (or device) to provide or consume up to 5 Amps and/or up to 20 Volts
of power from a USB PD capable partner device on the other end of the USB cable. USB PD capable standard and
custom cables/connectors are supported, which in most cases are backward compatible with standard USB connec-
tions.
The UPD1002 provides a complete USB Power Delivery solution for notebooks/ultrabooks, desktop PCs, monitors,
docking stations, and automotive applications (see Table 1-2, “UPD1002 Package/Pin Configuration Summary,” on
page 8 for available configurations and corresponding applications). The functionality of the UPD1002 is selected via
two configuration selection pins, CFG_SEL0 and CFG_SEL1, which can be used to select unique PD and system con-
figurations. Designing the UPD1002 into a system can be as simple as selecting a configuration, with no external
EEPROM required. Advanced programmability options exist with an external EEPROM installed.
The integrated USB Power Delivery MAC and PHY support provider and consumer operation via the PD communication
protocol, as specified in Revision 1.0 (Version 1.2) of the USB Power Delivery Specification. Monitoring of VBUS and
battery charging is accomplished via the integrated voltage and current ADC inputs. The PHY supports cable ID detec-
tion/identification and loopback modes. The PHY includes a 24MHz FSK modulator/demodulator and provides inte-
grated terminations. The USB PD MAC supports both USB PD insertion detection (cold socket) and dead battery cases.
The device provides an integrated voltage switch which is used to detect whether the VBUS or VTR (battery) power
supply is active, enabling selection of the appropriate power supply at any given time.
The on-chip microcontroller manages the IOs and implements the power delivery local policy engine and device man-
ager. The SPI ROM controller is used by the microcontroller for optional external code execution from ROM. A One Time
Programmable (OTP) ROM is integrated in the UPD1002. Integrated 3.3 V and 1.8 V regulators allow device operation
from a single power supply. The UPD1002 is available in commercial (0°C to +70°C), industrial (-40°C to +85°C), and
automotive (-40°C to +105°C) temperature ranges. An internal block diagram of the UPD1002 is shown in Figure 1-1.
Power Delivery applications introduce two different types of USB ports. The Upstream Facing Port (UFP) and the Down-
stream Facing Port (DFP). The UFP and DFP have different usages and attributes due to the nature of their use cases,
as detailed below. For a list of available UPD1002 configurations and corresponding target applications, refer to Table 1-
2, “UPD1002 Package/Pin Configuration Summary,” on page 8.
The Upstream Facing Port (UFP)
The primary use case of the UFP is to connect to a host computer. In this case, the UFP of the UPD1002 must have a
Standard-B (STD-B) USB connector to connect to the host’s Standard-A (STD-A) USB connector. If the host is a note-
book/ultrabook, it may request to be charged from the UPD1002 UFP, requiring the system to be wall powered instead
of bus-powered. In this case, the UFP must offer a Consumer/Provider role.
The Downstream Facing Port (DFP)
The primary use case of the DFP is to connect to other downstream USB devices such as speakers, keyboard, mice,
scanners, external hard drives, external optical drives, printers, etcetera. These devices are mainly Consumers in
nature in the first phase of adoption. DFPs are Providers by default and have Standard-A USB connectors. Battery
Charging 1.2 support can be provided by a parallel USB hub or a Microchip UCS100x or other enhanced port power
controller device.
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UPD1002
FIGURE 1-1:
INTERNAL BLOCK DIAGRAM
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UPD1002
The UPD1002 is offered in a 32-pin SQFN package. The package provides multiple pin configurations, based upon the
CFG_SEL0 and CFG_SEL1 Configuration Select signals. Table 1-2 summarizes the available pin combinations and
their target applications. Refer to Section 2.0, "Pin Descriptions and Configuration," on page 9 for detailed information
on specific pin configurations.
TABLE 1-1:
Package
UPD1002 PACKAGE/PIN CONFIGURATION SUMMARY
Pin Config. DFP/
Name UFP
USB
Receptacle
PD Role
Target Applications
Notes
32-P_A DFP Provider
Standard-A • Monitors
See Section 2.3
(STD-A)
• Docking stations
• Desktop PCs
• Printers
• Automotive
32-CP_B
32-PC_A
UFP Consumer/Provider Standard-B • Monitors
(STD-B)
See Section 2.3
32-SQFN
• Docking stations
• Printers
• Automotive
DFP Provider/Consumer Standard-A • Notebooks
(STD-A)
See Section 2.3
No VSELx_N
32-PC_uAB DFP Provider/Consumer Micro-AB
(uAB)
• Notebooks
• Ultrabooks
See Section 2.3
No VSELx_N
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UPD1002
2.0
PIN DESCRIPTIONS AND CONFIGURATION
The pinouts for the package, along with system-level application diagrams, are detailed in the following section:
• 32-Pin SQFN (32-SQFN)
Note:
For a summary of the available pin combinations and their corresponding target applications, refer to
Table 1-2.
Pin descriptions are detailed in Section 2.6, "Pin/Ball Descriptions," on page 35. For details on the CFG_SEL0 and
CFG_SEL1 Configuration Select signals, refer to Section 3.4, "Configuration Selection (CFG_SEL0/CFG_SEL1)," on
page 55.
2.1
32-Pin SQFN (32-SQFN)
2.1.1
32-SQFN PIN DIAGRAM
FIGURE 2-1:
32-SQFN PIN ASSIGNMENTS (TOP VIEW)
Note:
When an “_N” is used at the end of the signal name, it indicates that the signal is active low. For example,
RESET_N indicates that the reset signal is active low.
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UPD1002
Note:
The buffer type for each signal is indicated in the BUFFER TYPE column of Table 2-6, "Pin/Ball Descrip-
tions". A description of the buffer types is provided in Section 2.7, "Buffer Types".
2.1.2
32-SQFN PIN ASSIGNMENTS
The UPD1002 32-SQFN provides four distinct pin configurations (32-P_A, 32-CP_B, 32-PC_A, and 32-PC_uAB) based
upon the CFG_SEL0 and CFG_SEL1 Configuration Select signals. These configurations are designed for specific appli-
cations, as outlined in Table 1-2, “UPD1002 Package/Pin Configuration Summary,” on page 8. The 32-SQFN package
pin assignments for each configuration are detailed in Table 2-3. For pin descriptions, refer to Section 2.6, "Pin/Ball
Descriptions". For example connection diagrams, refer to Section 2.8, "Power Connection Diagram," on page 50. For
information on the Configuration Select signals, refer to Section 3.4, "Configuration Selection (CFG_SEL0/CFG_-
SEL1)".
TABLE 2-1:
32-SQFN PACKAGE PIN ASSIGNMENTS
Configuration
32-P_A
Pin Name
Configuration
32-CP_B
Pin Name
Configuration
32-PC_A
Pin Name
Configuration
32-PC_uAB
Pin Name
Pin
Number
1
CFG_SEL0
CFG_SEL1
2
3
PD_EN
PD_EN
PD_GOOD
PD_GOOD
4
VDD33_CAP
VBUS
5
6
VSW_CAP
7
VTR
8
VDD18A_CAP
SPI_ROM_CE_N
SPI_ROM_CLK
SPI_ROM_DO
SPI_ROM_DI
VDDIO
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
VBUS_DISCHARGE
INSERTION_DETECT
PD_DETECT
VBUS_DISCHARGE
EXT_PWR_DET
INSERTION_DETECT
PD_DETECT
EXT_PWR_DET
VSEL0_N
VSEL1_N
NC
NC
VMON
IMON
VDDIO
VDD18_CAP
PD_VDD18
HUB_PWR_EN
CHG_EMU_EN
VSEL2_N
HUB_PWR_EN
HUB_PWR_EN
PPC_PWR_EN
PD_ID
PD_DATA
VSAFEDB_EN
PPC_PWR_EN
TEST
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UPD1002
TABLE 2-1:
32-SQFN PACKAGE PIN ASSIGNMENTS (CONTINUED)
Configuration
32-P_A
Pin Name
Configuration
32-CP_B
Pin Name
Configuration
32-PC_A
Pin Name
Configuration
32-PC_uAB
Pin Name
Pin
Number
27
28
29
30
31
32
RESET_N
FAULT_N
VSEL0_N
VSEL1_N
NC
NC
NC
NC
VBUS_OUT
USB_ID_IND
FAULT_IN_N
VBUS_DISCHARGE
VSEL2_N
VBUS_OUT
VBUS_DISCHARGE
Exposed
Pad
VSS
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UPD1002
2.1.3
32-SQFN SYSTEM LEVEL DIAGRAMS
Figure 2-8, Figure 2-9, Figure 2-10, and Figure 2-11 provide typical system level diagrams of the UPD1002 for config-
urations 32-P_A, 32-CP_B, 32-PC_A, and 32-PC_uAB, respectively.
FIGURE 2-2:
CONFIGURATION 32-P_A SYSTEM-LEVEL DIAGRAM
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UPD1002
FIGURE 2-3:
CONFIGURATION 32-CP_B SYSTEM-LEVEL DIAGRAM
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UPD1002
FIGURE 2-4:
CONFIGURATION 32-PC_A SYSTEM-LEVEL DIAGRAM
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UPD1002
FIGURE 2-5:
CONFIGURATION 32-PC_UAB SYSTEM-LEVEL DIAGRAM
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UPD1002
2.2
Pin Descriptions
TABLE 2-2:
Name
PIN DESCRIPTIONS
Symbol
Buffer
Type
Description
Power Delivery
Power Deliv-
ery Cable ID
PD_ID
AIO
USB connector signal used to indicate a high-current
power delivery capable cable is inserted. This signal is to
be connected to the PD_ID pin located on the USB PD
Standard-B receptacle.
Power Deliv-
ery VBUS Data
PD_DATA
AIO
Modulated power delivery VBUS data. Requires in-line
isolation filter. Reference schematic available on request.
Power Deliv-
ery Detect
PD_DETECT
IS
(PU)
This signal is to be connected to the PD DETECT pins
located on the USB PD Standard-A receptacle. This sig-
nal is pulled high via an internal pull-up resistor by
default. Assertion (low value) of PD_DETECT qualifies a
USB-PD plug detection event.
Power
Delivery
Enable
PD_EN
O8
O8
This active high signal is used to drive the enable pin of
the DC-to-DC solution direction directly. Alternatively, this
signal may be used to drive an N-channel MOSFET into
cuttoff and isolate the input power of the DC-to-DC solu-
tion.
(Active High)
Note:
This function is only available in specific
device configurations.
Power
Delivery Good
PD_GOOD
This active high signal is asserted whenever a valid USB
power delivery contract has been established and the
device is operating as a sink in a configuration other than
VSafe5V-0A. A valid contract is defined as a PD contract
that matches one of the supported PD consumer/provider
profiles, as determined by the CFG_SEL0/CFG_SEL1
configuration. When there is no valid contract estab-
lished, this signal de-asserts.
Note:
This signal will not be asserted, or become de-
asserted, if the VBUS voltage is not within the
desired range, as determined by the VMON
voltage monitoring (despite a contract being
established).
Note:
This function is only available in specific
device configurations.
Miscellaneous
AI
VBUS Voltage
Monitor
VMON
Stepped down voltage representation of the VBUS volt-
age. This signal must be connected to a voltage divider
circuit as specified in Section 2.8, "Power Connection
Diagram," on page 50. Voltage must not exceed 5 V on
this signal. Refer to Section 3.5, "Voltage/Current Moni-
tors (VMON/IMON)," on page 80 for additional informa-
tion.
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UPD1002
TABLE 2-2:
Name
PIN DESCRIPTIONS (CONTINUED)
Buffer
Symbol
Type
Description
Charger Cur-
rent Monitor
IMON
AI
OD8
IS
Voltage representation of the charger current. This signal
should be fed by a current sense amplifier tuned to output
3.0 V when 6.0 A is flowing on VBUS. Voltage must not
exceed 5 V on this signal. Refer to Section 3.5, "Voltage/
Current Monitors (VMON/IMON)," on page 80 for addi-
tional information.
Power Supply
Fault Indicator
FAULT_N
This active low signal can be connected to an external
LED or SoC and is used by the device to indicate power
supply exceptions/failures as determined by the inte-
grated voltage/current monitors. Refer to Section 3.5,
"Voltage/Current Monitors (VMON/IMON)," on page 80
for additional information.
Fault Input
FAULT_IN_N
This active low signal is asserted by the power supplying
device (DC to DC controller or port power controller) to
notify the device when a system fault condition has
occurred. Typically, this signal is used for overcurrent or
overvoltage conditions, but it can be used for any system
related failure. This signal should be debounced to 1 ms.
Note:
The board design must ensure this signal is in
a valid state by the time PPC_PWR_EN or
PD_GOOD asserts.
Power Deliv-
ery Profile
Configuration
Selector 0
CFG_SEL0
CFG_SEL1
AIO
AIO
This pin is used in conjunction with CFG_SEL1 to select
the power delivery profile of the device via an externally
connected RC circuit. Refer to Section 3.4, "Configuration
Selection (CFG_SEL0/CFG_SEL1)" for additional infor-
mation.
Power Deliv-
ery Profile
Configuration
Selector 1
This pin is used in conjunction with CFG_SEL0 to select
the power delivery profile of the device via an externally
connected RC circuit. Refer to Section 3.4, "Configuration
Selection (CFG_SEL0/CFG_SEL1)" for additional infor-
mation.
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UPD1002
TABLE 2-2:
PIN DESCRIPTIONS (CONTINUED)
Buffer
Type
Name
Symbol
Description
Source
Voltage
Select 0
VSEL0_N
OD8
This active low signal is one in a series of output pins
(VSEL0_N, VSEL1_N, and VSEL2_N) used to select the
correct source voltage from the DC-to-DC solution. Each
VSELx_N pin is dedicated to one voltage, assigned in
order of increasing supported voltage.
For example, if 5, 12 and 20 V capabilities are supported,
the VSELx_N selections will be as follows:
VSEL0_N = 5 V
VSEL1_N = 12 V
VSEL2_N = 20 V
In another example, if only 5 and 20 V care supported,
the VSELx_N selections will be as follows:
VSEL0_N = 5 V
VSEL1_N = 20 V
VSEL2_N = RESERVED
The VSELx_N pins are also used to set the overvoltage
protection (OVP) voltage on the VMON pin. The OVP
fault will trigger when the measured voltage on VMON is
10% above the selected voltage setting.
For a mapping of the VSELx_N voltage assignments for
each CFG_SEL1/CFG_SEL0 configuration profile, refer
to Section 3.4, "Configuration Selection (CFG_SEL0/
CFG_SEL1)," on page 55.
Note:
This function is only available in specific
device configurations.
Source
Voltage
Select 1
VSEL1_N
OD8
This active low signal is one in a series of output pins
(VSEL0_N, VSEL1_N, and VSEL2_N) used to select the
correct source voltage from the DC-to-DC solution. Each
VSELx_N pin is dedicated to one voltage, assigned in
order of increasing supported voltage.
Refer to the VSEL0_N definition for additional informa-
tion.
Note:
This function is only available in specific
device configurations.
Source
Voltage
Select 2
VSEL2_N
OD8
This active low signal is one in a series of output pins
(VSEL0_N, VSEL1_N, and VSEL2_N) used to select the
correct source voltage from the DC-to-DC solution. Each
VSELx_N pin is dedicated to one voltage, assigned in
order of increasing supported voltage.
Refer to the VSEL0_N definition for additional informa-
tion.
Note:
This function is only available in specific
device configurations.
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UPD1002
TABLE 2-2:
Name
PIN DESCRIPTIONS (CONTINUED)
Buffer
Symbol
Type
Description
VBUS
Discharge
VBUS_DISCHARGE
O8
This active high output is used to drive a power NFET to
discharge VBUS during high-to-low voltage transitions in
order to achieve vSafe0V. When asserted, the external
MOSFET should conduct to GND through a current limit-
ing resistor. This signal de-asserts when the VMON sig-
nal voltage reaches a preset value (a percentage of the
destination voltage).
VBUS
Out
VBUS_OUT
O8
This active high output is used on an Upstream Facing
Port (UFP) to tell the hub to stay connected. This signal
will remain asserted at all times that a valid VBUS level is
present (VBUS minimum of 4.5 V to PD VBUS maximum
20 V+10%) on the UFP, as well as during any voltage
transitions or role swaps where the voltage may drop
below 4.5V.
Note:
Per the OTG specification, data connectivity
roles can be swapped and a micro-AB con-
nector with a micro-A plug inserted can oper-
ate as an “upstream” port (as a device).
Therefore, VBUS_OUT assertion behavior as
per above is not only valid with a micro-B
cable, but also a micro-A cable so that the
USB data link is not lost during PD swaps.
Note:
This function is only available in specific
device configurations.
USB ID
Indicator
USB_ID_IND
O8
O8
This signal is used in micro-AB pinouts to indicate to the
OTG host whether a micro-A plug (Legacy, Low Power or
PD) is present. If a micro-A plug is present, this pin is low.
Otherwise it is high.
Emulation
Enable
CHG_EMU_EN
This active high output signal can be used to drive the
Emulation Enable pin of a Microchip UCS1001 or similar
device that supports BC 1.2. The device will assert this
signal whenever operating at VSafe5V without a PD con-
tract. Whenever a PD contract is established (even at
5 V), this signal is de-asserted.
Note:
This function is only available in specific
device configurations.
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UPD1002
TABLE 2-2:
PIN DESCRIPTIONS (CONTINUED)
Buffer
Type
Name
Symbol
Description
Insertion
Detect
INSERTION_DETECT
IS
(PU)
This active low input signal should be connected to the
Insertion Detect pin on the USB Standard-A (STD-A)
receptacle. This signal is pulled high via an internal pull-
up resistor by default. Assertion (low value) qualifies a
STD-A plug insertion event and triggers transition out of
the “Startup” state of the Source Policy engine.
The device firmware implements cold socket detection
using the INSERTION_DETECT signal. Even when
operating as a provider, if the signal is high, the device
will not output voltage on VBUS. VSafe5V will only be
output upon assertion of this signal (low).
Note:
Cold socket (insertion detect) is an optional
feature in the USB PD specification. If this fea-
ture is not being used in a design, the INSER-
TION_DETECT signal must be grounded.
Note:
This function is only available in specific
device configurations.
Dead Battery
Enable
VSAFEDB_EN
O8
This active high output signal is used to enable the dead
battery supply on a USB Standard-B (STD-B) receptacle
(consumer/provider) AC adapter. When no voltage has
been detected on VBUS, this signal is asserted every
10 s to back power an attached provider/consumer and
determine whether the attached device has specified to
be powered per the dead battery mechanisms specified
in the PD specification.
Note:
This function is only available in specific
device configurations.
ExternalPower
Source Detect
EXT_PWR_DET
IS
This active high signal is used to indicate an external
power source is installed. This input can be utilized as a
standard digital input, or a resistive voltage divider can be
used to determine if the wall power AC adapter or char-
ger is plugged into the platform (i.e., a qualifying “Exter-
nally Powered” status has occurred, according to the
USB Power Delivery Specification). In a typical applica-
tion, this signal level will be set by a resistor divider of the
DC barrel voltage to satisfy the device logic levels and
level tolerance.
When this signal is high, the “externally powered” bit of
the VSafe5V Fixed Supply PDO for a provider will be set.
This signal will also help determine the preferences on
role swaps. Refer to Section 3.4.9, "USB Power Delivery
Role Selection," on page 75 for additional information.
Note:
This function is only available in specific
device configurations.
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UPD1002
TABLE 2-2:
Name
PIN DESCRIPTIONS (CONTINUED)
Buffer
Symbol
Type
Description
Hub Power
Enable
HUB_PWR_EN
IS
This active high signal is driven by either the PCH of a
notebook or a downstream facing port (DFP) on a USB
hub. The hub or USB host may request the port to be
turned off by de-asserting this signal. Upon de-assertion,
if the device is NOT operating as a sink under a PD con-
tract, the device will de-assert the PD_EN signal to turn
off VBUS to the port, which will remain off until HUB_P-
WR_EN asserts again.
Note:
In the case that the port supports insertion
detect or has a micro-AB receptacle (which
must support plug detection), the HUB_P-
WR_EN signal is ignored unless there is a
STD-A or micro-A plug inserted.
Note:
This function is only available in specific
device configurations.
Port Power
Controller
Enable
PPC_PWR_EN
O8
This active high signal is used to enable an attached port
power controller. It should only be used in cases in which
the only source capability offered is 5 V.
Note:
In cases where the port power controller sup-
ports BC or other charging profiles, this single
signal will be enabling both power sourcing as
well as enabling the handshake emulation. BC
handshaking will occur before PD negotiation
and if in a headless/DCP charging mode, the
handshake will persist even after a PD negoti-
ation was completed successfully.
Note:
This function is only available in specific
device configurations.
System Reset
Test
RESET_N
TEST
IS
(PU)
System reset. This signal is active low.
IS
Test signal. This signal is used for internal purposes only
and must be connected to ground through a 1 K resistor
for normal operation.
No Connect
NC
-
No connect. For proper operation, this signal must not be
connected.
SPI ROM Interface
SPI ROM
Clock
SPI_ROM_CLK
SPI_ROM_CE_N
O8
SPI clock output to the serial ROM
SPI ROM Chip
Enable
O8
This is the active low SPI ROM chip enable output. If the
SPI ROM interface is enabled, this signal should be
pulled up to the SPI ROM Vcc rail.
SPI ROM Data
In
SPI_ROM_DI
IS
SPI ROM data in
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UPD1002
TABLE 2-2:
PIN DESCRIPTIONS (CONTINUED)
Buffer
Type
Name
Symbol
Description
SPI ROM Data
Out
SPI_ROM_DO
O8
(PD)
SPI ROM data out
Note:
This signal must be pulled-up to VDDIO with
an external 10 k resistor for proper opera-
tion.
Power/Ground
VTR Supply
Input
VTR
P
+3.3 to +5.0 V main power supply input. This signal must
be connected to a 2.2 μF capacitor to ground. Refer to
Figure 2-19 for additional power connection information.
+3.3 to +5.0 V
Variable Volt-
age I/O Power
VDDIO
P
+3.3 V to +5.0 V variable I/O power supply input. Refer to
Figure 2-19 for additional power connection information.
Note:
When using internal +3.3 V regulator, these
pins must be externally connected to
VDD33_CAP.
+5.0 V VBUS
Input
VBUS
P
P
+5.0 V VBUS input. This signal provides power in the
dead battery case. This signal must be connected to a
2.2 μF capacitor to ground. Refer to Figure 2-19 for addi-
tional power connection information.
+1.8V Power
Delivery
PD_VDD18
+1.8 V power for Power Delivery PHY. Refer to Figure 2-
19 for additional power connection information.
Note:
This pin must be connected to VDD18_CAP
pin externally when using the internal VDD18
regulator.
+1.8 V Power
Capacitance
VDD18_CAP
P
P
This pin is used to provide capacitance for the integrated
+1.8 V regulator and must be connected to a 1 μF
(<100 m ESR) capacitor to ground. Refer to Figure 2-
19 for additional power connection information.
+1.8 V Analog
Power
Capacitance
VDD18A_CAP
This pin is used to provide capacitance for the integrated
+1.8 V analog regulator and must be connected to a 1 μF
(<100 m ESR) capacitor to ground. Refer to Figure 2-
19 for additional power connection information.
+3.3 V Power
Capacitance
VDD33_CAP
VSW_CAP
P
P
+3.3 V regulator output. This pin must be connected to a
1 μF (<100 m ESR) capacitor to ground. Refer to
Figure 2-19 for additional power connection information.
Integrated
Power Switch
Capacitance
This pin is used to provide capacitance for the integrated
power switch and must be connected to a 1 μF (<100 m
ESR) capacitor to ground. Refer to Figure 2-19 for addi-
tional power connection information.
Ground
VSS
P
Common ground. This exposed pad must be connected
to the ground plane with a via array.
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UPD1002
2.3
Buffer Types
TABLE 2-3:
BUFFER TYPES
Buffer Type
Description
IS
O8
Schmitt-triggered input
Output with 8 mA sink and 8 mA source
Open-drain output with 8 mA sink
OD8
PU
50 μA (typical) internal pull-up. Unless otherwise noted in the signal description, internal
pull-ups are always enabled.
Note:
Internal pull-up resistors prevent unconnected inputs from floating. Do not rely on
internal resistors to drive signals external to the device. When connected to a
load that must be pulled high, an external resistor must be added.
PD
50 μA (typical) internal pull-down. Unless otherwise noted in the signal description, internal
pull-downs are always enabled.
Note:
Internal pull-down resistors prevent unconnected inputs from floating. Do not rely
on internal resistors to drive signals external to the device. When connected to a
load that must be pulled low, an external resistor must be added.
AI
AIO
P
Analog input
Analog bi-directional
Power pin
Note:
All signals are 5 V tolerant.
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UPD1002
2.4
Power Connection Diagram
Figure 2-19 details the various power connection requirements.
FIGURE 2-6:
POWER CONNECTION DIAGRAM
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UPD1002
3.0
FUNCTIONAL DESCRIPTIONS
This chapter provides functional descriptions for the various device sub-systems:
• Resets
• Power Management
• Configuration Selection (CFG_SEL0/CFG_SEL1)
• Voltage/Current Monitors (VMON/IMON)
• SPI ROM Controller
3.1
Resets
The device includes the following reset controls:
• Power-On Reset (POR)
• External Chip Reset (RESET_N)
A system reset event via the external RESET_N pin or POR causes the following:
• All registers are set to their default values
• Pins are placed into their default state
The rising and falling Power-On Reset thresholds for each power supply are detailed in Table 3-1.
TABLE 3-1:
POR THRESHOLDS
POR
Rising Threshold
Falling Threshold
VDDIO Supply
VTR Supply
2.7 V
2.35 V
2.7 V
2.85 V
After power up, the POR initially de-asserts after the Rising Threshold is passed. In the event that the supply drops
below the Falling Threshold, the POR will assert. The POR stays asserted until the Rising Threshold is once again
crossed.
3.2
Power Management
The device will enter low power modes based on the state of the connection to the power delivery port partner. The low
power connection states are defined for the device operating as a Provider (Provider/Consumer) or a Consumer (Con-
sumer/Provider).
The device provides the following power states:
• Provider: Wait Insert State
• Consumer: Sink Discovery State
3.2.1
PROVIDER (OR PROVIDER/CONSUMER) POWER STATE
The device Provider configuration will enter a low power mode when it is not connected to a port partner and when a
Standard-A plug is not inserted in the receptacle.
3.2.1.1
Wait Insert State
In the Wait Insert State, the device utilizes the insertion detect feature to enter a standby mode when waiting for a Stan-
dard-A plug to be inserted in the receptacle. On insertion of a Standard-A plug, the device will exit from the standby
mode, initiate operation by enabling the supply output to 5Vsafe, and initiate the discovery of a port partner.
3.2.2
CONSUMER (OR CONSUMER/PROVIDER) POWER STATE
The device Consumer configuration enters a standby mode when it is not connected to a provider.
3.2.2.1
Sink Discovery State
In the Sink Discovery State, the device waits for the presence of VBUS to indicate a connection to provider. The device
enters a standby state when waiting for the presence of VBUS. At the presence of VBUS, the Consumer exits the
standby state and resumes full operation to establish a negotiated power contract with the Provider.
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UPD1002
3.3
Configuration Selection (CFG_SEL0/CFG_SEL1)
The UPD1002 provides a resistor/capacitor identification detection interface which is utilized to set various device con-
figuration parameters via the Configuration Select pins:
• CFG_SEL0
• CFG_SEL1
Each Configuration Select pin can discriminate a number of quantized RC constants. The judicious selection of RC val-
ues provides a low cost means for system element configuration identification. The Configuration Select pins measure
the charge/discharge time for the RC circuit connected to it (shown in Figure 3-1), providing the ability to differentiate
16 unique “bins” for each Configuration Select pin. The resistor and capacitor values for each Configuration Select bin
are defined in Table 3-2.
FIGURE 3-1:
CFG_SEL0/CFG_SEL1 RESISTOR-CAPACITOR CIRCUIT CONNECTIONS
TABLE 3-2:
Bin
CFG_SELX PIN RESISTOR-CAPACITOR BIN ALLOCATION
Rx (+/-1%)
Cx (+/-10%)
1
2
2.70 k
2.70 k
4.87 k
8.66 k
15.40 k
2.70 k
4.87 k
8.66 k
15.40 k
2.70 k
4.87 k
8.66 k
15.40 k
2.70 k
4.87 k
8.66 k
None
470 pF
470 pF
470 pF
470 pF
4.7 nF
4.7 nF
4.7 nF
4.7 nF
47.0 nF
47.0 nF
47.0 nF
47.0 nF
470 nF
470 nF
470 nF
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Note:
CFG_SEL0 and CFG_SEL1 bin definitions are identical.
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UPD1002
By selecting specific bins on both the CFG_SEL0 and CFG_SEL1 pins, predefined configurations, unique to each pack-
age, may be selected. These assignments configure multiple parameters of the device, including the following:
• Pin Configuration
• Receptacle Type
• USB Power Delivery Role Selection
A list of the configuration assignments, along with the corresponding CFG_SEL0 and CFG_SEL1 bin settings, are
detailed in the following section:
• Section 3.4.3, "32-SQFN CFG_SELx Configuration Assignments," on page 61
For details on each configurable parameter, refer to the following sub-sections.
Note:
Only the bin combinations defined in the following tables are valid. All other bin combinations are reserved
and must not be used.
Note:
All configurations can run from either internal ROM or external SPI ROM, providing an easy design transition
path from the UPD1000 with external SPI to the UPD1002 with internal ROM.
3.3.1
32-SQFN CFG_SELX CONFIGURATION ASSIGNMENTS
Table 3-5 details the various 32-SQFN CFG_SELx configuration assignments.
TABLE 3-3:
32-SQFN CFG_SELX CONFIGURATION ASSIGNMENTS
1
2
Profile 1
Profile 2
5V
-
-
3
3
3
3
3
3
3
3
4
4
4
4
4
4
1
1
1
1
1
1
1
1
2
2
1
2
3
4
5
6
7
8
1
2
3
4
5
6
1
2
3
4
5
6
7
8
1
2
5V 12V -
5V 12V -
5V 12V 20V
5V 12V 20V
5V 12V -
5V 12V -
5V 12V -
5V 20V -
5V 20V -
5V 12V 20V
DFP
Provider
3
32-P-A
STD-A None
Profile 3
Profile 4
Profile 5
12V@1.5A
12V@3A
12V@5A
20V@3A
20V@5A
Profile 4
4
5
6
7
8
9
UFP
10
32-CP_B STD-B VSafe5V-NC
Consumer/Provider
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Profile 4, PP-200 5V 12V 20V
Profile 5 5V 12V 20V
Profile 5, PP-200 5V 12V 20V
12V@1.5A
12V@3A
12V@3A
12V@3A
12V@5A
VSafe5V-L
VSafe5V-L
Profile 1
N/A N/A N/A
N/A N/A N/A
N/A N/A N/A
Profile 1, PP-200 N/A N/A N/A
Profile 1 N/A N/A N/A
Profile 1, PP-200 N/A N/A N/A
Profile 1 N/A N/A N/A
Profile 1, PP-200 N/A N/A N/A
Profile 1 N/A N/A N/A
Profile 1, PP-200 N/A N/A N/A
Provider/Consumer 32-PC_A STD-A
12V@5A
20V@3A
20V@3A
20V@5A
20V@5A
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UPD1002
TABLE 3-3:
32-SQFN CFG_SELX CONFIGURATION ASSIGNMENTS (CONTINUED)
25
26
27
12V@1.5A
12V@3A
12V@3A
12V@3A
20V@3A
20V@3A
VSafe5V-L
VSafe5V-L
Profile 1
N/A N/A N/A
N/A N/A N/A
N/A N/A N/A
2
2
2
2
2
2
3
4
5
6
7
8
Provider/Consumer 32-PC_uAB uAB
28
29
30
Profile 1, PP-200 N/A N/A N/A
Profile 1 N/A N/A N/A
Profile 1, PP-200 N/A N/A N/A
3.3.2
PIN CONFIGURATION
The UPD1002 32-SQFN package provides selectable pin configurations via the CFG_SEL0 and CFG_SEL1 pins, as
defined in Table 3-5, "32-SQFN CFG_SELx Configuration Assignments". Table 1-2, "UPD1002 Package/Pin Configura-
tion Summary" provides a summary of the available pin configurations . Refer to Section 2.3, "32-Pin SQFN (32-SQFN)"
for details on the package pin definitions.
3.3.3
RECEPTACLE TYPE
The USB receptacle type is configurable between Standard-A, Standard-B, and Micro-AB types via the CFG_SEL0 and
CFG_SEL1 pins, as defined in Section 3.4, "Configuration Selection (CFG_SEL0/CFG_SEL1)". Each of these recepta-
cle type settings is detailed below.
3.3.3.1
Standard-A (STD-A)
The Standard-A setting informs the device that the designer is utilizing a Standard-A USB PD receptacle.
3.3.3.2
Standard-B (STD-B)
The Standard-B setting informs the device that the designer is utilizing a Standard-B USB PD receptacle.
3.3.3.3
Micro-AB (uAB)
The Micro-AB setting informs the device that the designer is utilizing a Micro-AB USB PD receptacle.
3.3.4
USB POWER DELIVERY ROLE SELECTION
The Power Delivery Provider and Consumer capabilities are detailed in the following sub-sections. Depending on the
pin configuration selected, the device may support and swap Consumer and Provider roles. The swapping rules for each
configuration are defined as follows:
Note:
For summary of all device pinouts and their associated Power Delivery capabilities, refer to Table 1-2,
"UPD1002 Package/Pin Configuration Summary".
Downstream Facing Port (DFP) Provider Configurations (32-P_A)
DFP Provider (STD-A receptacle) configurations only support the Provider role and therefore do not support role swap.
Upstream Facing Port (UFP) Consumer/Provider Configurations (32-CP_B)
UFP Consumer/Provider (STD-B receptacle) configurations start operation in their default role of consumers and sup-
port role swapping. Swapping rules for UFP Consumer/Provider configurations are defined as follows:
• When operating as a Consumer:
- Upon starting up, the UFP automatically initiates a swap request to its partner to become a Provider. If the
partner rejects the request, the UFP will remain in its Consumer role until the partner requests a swap.
- If the device receives a swap request from its partner to become a Consumer, it automatically accepts it.
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UPD1002
• When operating as a Provider:
- The UFP will never initiate a swap request to its partner to become a Consumer.
- If the device receives a swap request from its partner to become a Consumer, it automatically accepts it and
will remain in the Consumer role (until the partner requests another swap back to provider, or there is a hard
reset or other exception condition that causes the protocol to be reinitiated from startup). The behavior
accounts for a partner that may have its own other external power which it decided to use instead of the
UFP’s.
Provider/Consumer (STD-A) Configurations (32-PC_A)
Swapping rules for Provider/Consumer (STD-A receptacle) configurations are defined as follows:
• When operating as a Provider:
- If externally powered:
- Do not initiate swap
- Do not accept swap
- If not externally powered:
- Initiate swap
- Accept swap
• When operating as a Consumer:
- If externally powered:
- Initiate swap
- Accept swap
- If not externally powered:
- Do not initiate swap
- Do not accept swap
Provider/Consumer (Micro-AB) Configurations (32-PC_uAB)
Swapping rules for Provider/Consumer (Micro-AB receptacle) configurations are dependent on the connected plug type.
When a Micro-A plug is not connected (ID pin to GND >= 1M, no plug connected, or Micro-B plug connected), the
device operates as a Consumer only and does not support role swaps.
When a Micro-A plug is connected (ID pin to GND < 1M), the device operates as a Provider/Consumer with the fol-
lowing rules:
• When operating as a Provider:
- If externally powered:
- Do not initiate swap
- Do not accept swap
- If not externally powered:
- Initiate swap
- Accept swap
• When operating as a Consumer:
- If externally powered:
- Initiate swap
- Accept swap
- If not externally powered:
- Do not initiate swap
- Do not accept swap
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UPD1002
3.3.4.1
Power Delivery Provider Capabilities
The USB PD Provider capabilities may be selected via the CFG_SEL0 and CFG_SEL1 pins, as defined in Section 3.4,
"Configuration Selection (CFG_SEL0/CFG_SEL1)". Each of the PD Provider capabilities are detailed below. When
capabilities are combined, it is possible that a device can support two or more currents for the same voltage. In this case,
the device will only advertise one voltage with the highest current.
For example, a device that specifies support for “Profile 2 + 5V@3A” must support 5V@2A, 12V@1.5A and 5V@ 3A.
In this case, the device will advertise only two Power Data Objects (PDO): 5V@3A and 12V@1.5A. The device will not
explicitly advertise 5V@2A. However, a consumer that requires 5V@2A will request the 5V@ 3A PDO but only consume
2A.
VSafe5V-L (5V@1A)
The Provider Capability Profile for VSafe5V Legacy (5V@1A) indicates that the UPD1002 supports providing 5 V at 1 A.
This is typically used in dual-role ports that offer no real capability at 5 V (e.g., a Standard-B Consumer-Provider Monitor
UFP that only supports 20 V), but need to abide by the USB Power Delivery Specification requirement that at least one
VSafe5V PDO be offered. Therefore, the capabilities of a legacy USB port (max 900 mA for USB 3.0) are included.
Profile 1
The Provider Capability Profile 1 indicates that the UPD1002 supports providing the voltages and currents needed to
satisfy the USB PD profile 1, as defined by the USB Power Delivery Specification (5V@2A).
Profile 2
The Provider Capability Profile 2 indicates that the UPD1002 supports providing the voltages and currents needed to
satisfy the USB PD profile 2, as defined by the USB Power Delivery Specification (5V@2A and 12V@1.5A).
Profile 3
The Provider Capability Profile 3 indicates that the UPD1002 supports providing the voltages and currents needed to
satisfy the USB PD profile 3, as defined by the USB Power Delivery Specification (5V@2A and 12V@3A).
Profile 4
The Provider Capability Profile 4 indicates that the UPD1002 supports providing the voltages and currents needed to
satisfy the USB PD profile 4, as defined by the USB Power Delivery Specification (5V@2A, 12V@3A, and 20V@3A).
Profile 5
The Provider Capability Profile 5 indicates that the UPD1002 supports providing the voltages and currents needed to
satisfy the USB PD profile 5, as defined by the USB Power Delivery Specification (5V@2A, 12V@5A, and 20V@5A).
12V@1.5A
The Provider Capability 12V@1.5A indicates that the UPD1002 supports providing 12 V at 1.5 A. This option can be
combined with other provider capability options.
12V@3A
The Provider Capability 12V@3A indicates that the UPD1002 supports providing 12 V at 3 A. This option can be com-
bined with other provider capability options.
12V@5A
The Provider Capability 12V@5A indicates that the UPD1002 supports providing 12 V at 5 A. This option can be com-
bined with other provider capability options.
20V@3A
The Provider Capability 20V@3A indicates that the UPD1002 supports providing 20 V at 3 A. This option can be com-
bined with other provider capability options.
20V@5A
The Provider Capability 20V@5A indicates that the UPD1002 supports providing 20 V at 5 A. This option can be com-
bined with other provider capability options.
Peak Power-Capable Setting 0b11 - 200% (PP-200)
The Peak Power-Capable 200% indicates that the UPD1002 supports providing 200% of the current limit for a 1 ms time
duration at 5% duty cycle. This will add the correct 0b11 bits to the PDO.
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UPD1002
3.3.4.2
PD Consumer Capabilities
The USB PD Consumer capabilities may be selected via the CFG_SEL0 and CFG_SEL1 pins, as defined in Section 3.4,
"Configuration Selection (CFG_SEL0/CFG_SEL1)". Each of the PD Consumer capabilities are detailed below.
VSafe5V-NC (5V@0A)
The Consumer Capability Profile for VSafe5V Non-Consuming indicates to the UPD1002 that this solution must have
only 5 V input sources and must not consume. This is typically used in dual-role ports that offer no capability in their
default role (e.g., a Standard-B Consumer-Provider hub UFP). Additionally, even if not explicitly listed, this capability is
supported by all consumers that support no other 5V capability (per the Power Delivery Specification).
12V@1.5A
The Consumer Capability 12V@1.5A indicates that the UPD1002 must have only 12 V input sources and must have at
least 1.5 A of input current for full-featured operation.
12V@3A
The Consumer Capability 12V@3A indicates that the UPD1002 must have only 12 V input sources and must have at
least 3 A of input current for full-featured operation.
12V@5A
The Consumer Capability 12V@5A indicates that the UPD1002 must have only 12 V input sources and must have at
least 5 A of input current for full-featured operation.
20V@3A
The Consumer Capability 20V@3A indicates that the UPD1002 must have only 20 V input sources and must have at
least 3 A of input current for full-featured operation.
20V@5A
The Consumer Capability 20V@5A indicates that the UPD1002 must have only 20 V input sources and must have at
least 5 A of input current for full-featured operation.
3.4
Voltage/Current Monitors (VMON/IMON)
3.4.1
VMON
The integrated voltage monitor utilizes the VMON pin to read a stepped down voltage representation of the VBUS volt-
age. This pin must be connected to a voltage divider circuit as specified in Section 2.8, "Power Connection Diagram,"
on page 50. The device monitors the VBUS voltage as a provider to manage the behavior of the power supply, detecting
power supply transitions and over/under-voltage conditions.
The device also monitors the VBUS voltage as a consumer for the following purposes:
• To verify the source provided voltage is within range after reception of the PS_RDY message and before asserting
the PD_GOOD signal.
• To monitor for occurrence of overvoltage or undervoltage exception conditions for the negotiated contract, upon
which PD_GOOD will be de-asserted.
3.4.1.1
Power Supply Transitions
Using VMON, the device monitors the voltage on VBUS to manage the transitions of the supply output. The supply
power-on and power-off transitions are determined to be at their final states when reaching predefined voltage thresh-
olds, as detailed in Table 3-11. The power-on threshold indicates when the supply has reached the defined voltage. The
power-off threshold indicates when the supply output is discharged. All voltage transitions are bound by an internal
timer. If the voltage transition times out, the FAULT_N pin will be asserted until the power transition is successfully com-
pleted.
TABLE 3-4:
VMON POWER-ON/OFF TRANSITION THRESHOLDS
Voltage Threshold
Min.
Typical
Max
Power-On
TBD
TBD
TBD
TBD
TBD
TBD
Power-Off
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3.4.1.2
Overvoltage Condition
Using VMON, the device monitors the voltage on VBUS to detect an overvoltage condition on the supply output. The
overvoltage condition is determined when the predefined overvoltage threshold is crossed, as detailed in Table 3-12.
The VSELx_N pins are used to set the overvoltage protection (OVP) voltage on the VMON pin. The OVP fault will trig-
ger when the measured voltage on VMON is 10% above the selected voltage setting.
On the occurrence of the overvoltage condition:
•
The supply output will turned off and discharged with an average power-off response time of TBD.
• The FAULT_N pin will be strobed approximately every 500ms.
• If more than 3 consecutive exceptions occur within a 4 second period, FAULT_N will be strobed approximately
every 5 seconds.
TABLE 3-5:
VMON OVERVOLTAGE THRESHOLDS
Voltage Threshold
Typical
TBD
Min.
Max
Overvoltage
TBD
TBD
3.4.1.3
Undervoltage Condition
Using VMON, the device monitors the voltage on VBUS to detect an undervoltage condition on the supply output. The
undervoltage condition is determined when the predefined undervoltage threshold is crossed, as detailed in Table 3-14.
On the occurrence of the undervoltage condition:
•
The supply output will turned off and discharged with an average power-off response time of TBD.
• The FAULT_N pin will be strobed approximately every 500ms.
• If more than 3 consecutive exceptions occur within a 4 second period, FAULT_N will be strobed approximately
every 5 seconds.
TABLE 3-6:
VMON UNDERVOLTAGE THRESHOLDS
Voltage Threshold
Min.
Typical
Max
Undervoltage
TBD
TBD
TBD
3.4.2
IMON
The integrated current monitor utilizes the IMON pin to read a voltage representation of the power supply output current.
This pin should be fed by a current sense amplifier tuned to output 3.0 V when 6.0 A is flowing on VBUS. On connection
of a port partner and the completion of a negotiated power contract, the overcurrent threshold is set based on the nego-
tiated current. When the device is not connected to a port partner, the overcurrent threshold will be set to the default
level. On the occurrence of an overcurrent condition:
• The supply output will turned off and discharged with an average power-off response time of TBD.
• The FAULT_N pin will be strobed approximately every 500ms.
• If more than 3 consecutive exceptions occur within a 4 second period, FAULT_N will be strobed approximately
every 5 seconds.
TABLE 3-7:
IMON OVERCURRENT THRESHOLDS
Overcurrent Threshold
Typical
Negotiated Profile
Current
Min.
Max
2 A (Default)
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
3 A
5 A
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UPD1002
Note:
Only sourced currents (when the PD port is operating as a provider) can be monitored by IMON. If it is
desired to monitor a sinking current (when the port is operating as a consumer), an external circuit should
be used and the condition indicated to the device via the FAULT_IN_N pin.
3.5
SPI ROM Controller
The device is capable of code execution from an external SPI ROM. On power up, the firmware looks for an external
SPI flash device that contains a valid signature of 2DFU (device firmware upgrade) beginning at address 0xFFFA. If a
valid signature is found, then the external ROM is enabled and the code execution begins at address 0x0000 in the
external SPI device. If a valid signature is not found, then execution continues from internal ROM. The following sections
describe the interface options to the external SPI ROM.
Note:
Microchip suggests using the SST 25 series serial flash family, such as the SST25VF064C.
3.5.1
OPERATION OF THE HI-SPEED READ SEQUENCE
The SPI controller will automatically handle code reads going out to the SPI ROM Address. When the controller detects
a read, the controller drops the SPI_ROM_CE_N, and puts out a 0x0B, followed by the 24-bit address. The SPI controller
then puts out a DUMMY byte. The next eight clocks clock in the first byte. When the first byte is clocked in a ready signal
is sent back to the processor, and the processor gets one byte.
After the processor gets the first byte, its address will change. If the address is one more than the last address, the SPI
controller will clock out one more byte. If the address in anything other than one more than the last address, the SPI
controller will terminate the transaction by taking SPI_ROM_CE_N high. As long as the addresses are sequential, the
SPI Controller will keep clocking in data.
FIGURE 3-2:
SPI ROM HI-SPEED READ OPERATION
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UPD1002
FIGURE 3-3:
SPI ROM HI-SPEED READ SEQUENCE
3.5.2
OPERATION OF THE DUAL HI-SPEED READ SEQUENCE
The SPI controller also supports dual data mode (at 30 MHz SPI speed only). When configured in dual mode, the SPI
controller will automatically handle reads going out to the SPI ROM. When the controller detects a read, the controller
drops the SPI_ROM_CE_N, and puts out a 0x3B, followed by the 24-bit address. The SPI controller then puts out a
DUMMY byte. The next four clocks clock in the first byte. The data appears two bits at a time on data out and data in.
When the first byte is clocked in a ready signal is sent back to the processor, and the processor gets one byte.
After the processor gets the first byte, the address will change. If the address is one more than the last address, the SPI
controller will clock out one more byte. If the address in anything other than one more than the last address, the SPI
controller will terminate the transaction by taking SPI_ROM_CE_N high. As long as the addresses are sequential, the
SPI Controller will keep clocking in data.
FIGURE 3-4:
SPI ROM DUAL HI-SPEED READ OPERATION
DS00001760A-page 61
2014 Microchip Technology Inc.
UPD1002
FIGURE 3-5:
SPI ROM DUAL HI-SPEED READ SEQUENCE
3.5.3
32-BYTE CACHE
There is a 32-byte pipeline cache, and associated with the cache is a base address pointer and a length pointer. Once
the SPI controller detects a jump, the base address pointer is initialized to that address. As each new sequential data
byte is fetched, the data is written into the cache, and the length is incremented. If the sequential run exceeds 32 bytes,
the base address pointer is incremented to indicate the last 32 bytes fetched. If the device does a jump, and the jump
is in the cache address range, the fetch is done in 1 clock from the internal cache instead of an external access.
3.5.4
INTERFACE OPERATION TO SPI PORT WHEN NOT PERFORMING FAST READS
There is an 8-byte command buffer: SPI_CMD_BUF[7:0]; an 8-byte response buffer: SPI_RESP_BUF[7:0]; and a length
register that counts out the number of bytes: SPI_CMD_LEN. Additionally, there is a self-clearing GO bit in the SPI_CTL
Register. Once the GO bit is set, the device drops SPI_ROM_CE_N, and starts clocking. It will put out SPI_CMD_LEN
X 8 number of clocks. After the first byte, the COMMAND, has been sent out, and the SPI_ROM_DI is stored in the
SPI_RESP buffer. If the SPI_CMD_LEN is longer than the SPI_CMD_BUF, don’t cares are sent out on the
SPI_ROM_DO line. This mode is used for program execution out of internal RAM or ROM.
FIGURE 3-6:
SPI ROM INTERNALLY-CONTROLLED OPERATION
2014 Microchip Technology Inc.
DS00001760A-page 62
UPD1002
3.5.4.1
Erase Example
To perform a SCTR_ERASE, 32BLK_ERASE, or 64BLK_ERASE, the device writes 0x20, 0x52, or 0xD8, respectively
to the first byte of the command buffer, followed by a 3-byte address. The length of the transfer is set to 4 bytes. To do
this, the device first drops SPI_ROM_CE_N, then counts out 8 clocks. It then puts out the 8 bits of command, followed
by 24 bits of address of the location to be erased on the SPI_ROM_DO pin. When the transfer is complete, the
SPI_ROM_CE_N goes high, while the SPI_ROM_DI line is ignored in this example.
FIGURE 3-7:
SPI ROM ERASE SEQUENCE
3.5.4.2
Byte Program Example
To perform a Byte Program, the device writes 0x02 to the first byte of the command buffer, followed by a 3-byte address
of the location that will be written to, and one data byte. The length of the transfer is set to 5 bytes. The device first drops
SPI_ROM_CE_N, 8 bits of command are clocked out, followed by 24 bits of address, and one byte of data on the
SPI_ROM_DO pin. The SPI_ROM_DI line is not used in this example.
FIGURE 3-8:
SPI ROM BYTE PROGRAM
DS00001760A-page 63
2014 Microchip Technology Inc.
UPD1002
3.5.4.3
Command Only Program Example
To perform a single byte command such as the following:
• WRDI
• WREN
• EWSR
• CHIP_ERASE
• EBSY
• DBSY
The device writes the opcode into the first byte of the SPI_CMD_BUF and the SPI_CMD_LEN is set to one. The device
first drops SPI_ROM_CE_N, then 8 bits of the command are clocked out on the SPI_ROM_DO pin. The SPI_ROM_DI
is not used in this example.
FIGURE 3-9:
SPI ROM COMMAND ONLY SEQUENCE
2014 Microchip Technology Inc.
DS00001760A-page 64
UPD1002
3.5.4.4
JEDEC-ID Read Example
To perform a JEDEC-ID command, the device writes 0x9F into the first byte of the SPI_CMD_BUF and the length of the
transfer is 4 bytes. The device first drops SPI_ROM_CE_N, then 8 bits of the command are clocked out, followed by the
24 bits of dummy bytes (due to the length being set to 4) on the SPI_ROM_DO pin. When the transfer is complete, the
SPI_ROM_CE_N goes high. After the first byte, the data on SPI_ROM_DI is clocked into the SPI_RSP_BUF. At the end
of the command, there are three valid bytes in the SPI_RSP_BUF. In this example, 0xBF, 0x25, 0x8E.
FIGURE 3-10:
SPI ROM JEDEC-ID SEQUENCE
DS00001760A-page 65
2014 Microchip Technology Inc.
UPD1002
4.0
4.1
OPERATIONAL CHARACTERISTICS
Absolute Maximum Ratings*
Supply Voltage (VDDIO, VTR) (Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 V to +6.0 V
Positive voltage on input signal pins, with respect to ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +6.0 V
Negative voltage on input signal pins, with respect to ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5 V
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55oC to +150oC
Lead Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Refer to JEDEC Spec. J-STD-020
HBM ESD Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/-2 kV
Note 1: When powering this device from laboratory or system power supplies, it is important that the absolute max-
imum ratings not be exceeded or device failure can result. Some power supplies exhibit voltage spikes on
their outputs when AC power is switched on or off. In addition, voltage transients on the AC power line may
appear on the DC output. If this possibility exists, it is suggested to use a clamp circuit.
*Stresses exceeding those listed in this section could cause permanent damage to the device. This is a stress rating
only. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Functional
operation of the device at any condition exceeding those indicated in Section 4.2, "Operating Conditions**", Section 4.5,
"DC Specifications", or any other applicable section of this specification is not implied.
4.2
Operating Conditions**
Supply Voltage (VTR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+3.1 V to +5.3 V
Supply Voltage (VDDIO). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+3.1 V to +3.47 V
Positive voltage on input signal pins, with respect to ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +3.3 V
Negative voltage on input signal pins, with respect to ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 V
Positive voltage on VMON and IMON pins, with respect to ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VDDIO
Negative voltage on VMON and IMON pins, with respect to ground. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 V
Power Supply Rise Time Max tRT (Figure 4-1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TBD
Ambient Operating Temperature in Still Air (TA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Note 2
Note2:0oC to +70oC for commercial version, -40oC to +85oC for industrial version.
**Proper operation of the device is guaranteed only within the ranges specified in this section.
FIGURE 4-1:
SUPPLY RISE TIME MODEL
2014 Microchip Technology Inc.
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UPD1002
4.3
Power Consumption
This section details the power consumption of the device as measured during various modes of operation. Power dis-
sipation is determined by temperature, supply voltage, and external source/sink requirements.
TABLE 4-1:
DEVICE POWER CONSUMPTION
VTR Supply Current (VTR = 5.0V)
Power State
Min
Typical
Max
Units
RESET
275
μA
PROVIDER MODE
Wait Insert State
1.2
mA
mA
mA
Legacy Device Connected
PD Device Connected
14.6
28.0
CONSUMER MODE
Sink Discovery State /
Legacy Device Connected
7.4
mA
mA
PD Device Connected
28.0
4.4
DC Specifications
TABLE 4-2:
DC ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Min
Typ
Max
Units
IS Type Input Buffer
Low Input Level
VILI
VIHI
-0.3
2.5
0.8
V
V
High Input Level
VDDIO+0.3
1.55
Negative-Going Threshold
Positive-Going Threshold
Schmitt Trigger Hysteresis
VILT
VIHT
VHYS
1.25
1.40
188
1.35
1.65
225
V
Schmitt trigger
Schmitt trigger
1.76
V
250
mV
(VIHT - VILT
)
Input Leakage
(VIN = VSS or VDDIO)
IIH
-9.79
7.14
3
nA
pF
Note 3
Input Capacitance
CIN
O8 Type Buffers
Low Output Level
VOL
VOH
0.35
V
V
IOL = -8 mA
High Output Level
VDDIO - 0.7
IOH = 8 mA
OD8 Type Buffer
Low Output Level
VOL
0.35
V
IOL = -8 mA
Note3:This specification applies to all inputs and tri-stated bi-directional pins. Internal pull-down and pull-up
resistors add +/- 50 μA per-pin (typical).
DS00001760A-page 92
2014 Microchip Technology Inc.
UPD1002
4.5
AC Specifications
This section details the various AC timing specifications of the device.
4.5.1
RESET TIMING
Figure 4-3 illustrates the RESET_N timing requirements. Assertion of RESET_N is not a requirement. However, if used,
it must be asserted for the minimum period specified.
Refer to Section 3.1, "Resets," on page 52 for additional information on resets.
FIGURE 4-2:
RESET_N TIMING
TABLE 4-3:
Symbol
trstia
RESET_N TIMING
Description
RESET_N input assertion time
Min
Typ
Max
Units
1
μs
2014 Microchip Technology Inc.
DS00001760A-page 93
UPD1002
4.5.2
VMON/IMON FAULT RECOVERY TIMING
Figure 4-4 illustrates the fault recovery timing due to VMON/IMON threshold trigger. Refer to the VMON/IMON pin
descriptions and Section 3.5, "Voltage/Current Monitors (VMON/IMON)" for additional information. For FAULT_IN_N
related recovery timing, refer to Section 4.6.4, "IFAULTFAULT_IN_N Recovery Timing".
Note:
As shown in Figure 4-4, after a VMON/IMON fault condition is detected, the VSEL0_N/VSEL1_N/VSEL2_N
signals will reassign to support 5V (default) operation (011b).
FIGURE 4-3:
VMON/IMON FAULT RECOVERY TIMING
TABLE 4-4:
Symbol
VMON/IMON FAULT RECOVERY TIMING
Description
Typ
Max
Units
t1
t2
Fault to PD_EN/PPC_PWR_EN, VBUS_DISCHARGE assertion
VBUS_DISCHARGE assertion time (Note 5)
20
-
TBD
TBD
ms
ms
Note4: VBUS_DISCHARGE will assert and remain asserted only until the voltage on VBUS falls below 0.5V.
Therefore, the duration of the VBUS_DISCHARGE pulse (t2) will be application specific and does not have
a minimum or typical value. If the voltage never falls below the discharge threshold, a timeout will occur and
VBUS_DISCHARGE will de-assert after t2 MAX.
DS00001760A-page 94
2014 Microchip Technology Inc.
UPD1002
4.5.3
FAULT_IN_N RECOVERY TIMING
Figure 4-5 illustrates the FAULT_IN_N fault recovery timing as it relates to various device signals. Refer to the
FAULT_IN_N pin description for additional information. For VMON/IMON fault related timing, refer to Section 4.6.3,
"VMON/IMON Fault Recovery Timing".
Note:
As shown in Figure 4-5, after a FAULT_IN_N condition, the VSEL0_N/VSEL1_N/VSEL2_N signals will reas-
sign to support 5V (default) operation (011b).
FIGURE 4-4:
FAULT_IN_N RECOVERY TIMING
TABLE 4-5:
Symbol
FAULT_IN_N RECOVERY TIMING
Description
Typ
Max
Units
t1
t2
t3
FAULT_IN_N to PD_EN/PPC_PWR_EN assertion
PD_EN/PPC_PWR_EN to VBUS_DISCHARGE assertion time
VBUS_DISCHARGE assertion time (Note 6)
100
TBD
TBD
TBD
μs
ms
ms
4
-
Note5: VBUS_DISCHARGE will assert and remain asserted only until the voltage on VBUS falls below 0.5V.
Therefore, the duration of the VBUS_DISCHARGE pulse (t3) will be application specific and does not have
a minimum or typical value. If the voltage never falls below the discharge threshold, a timeout will occur and
VBUS_DISCHARGE will de-assert after t3 MAX.
2014 Microchip Technology Inc.
DS00001760A-page 95
UPD1002
4.5.4
SPI ROM CONTROLLER TIMING
The following specifies the SPI ROM Controller timing requirements for the device.
FIGURE 4-5:
SPI ROM CONTROLLER TIMING
TABLE 4-6:
Symbol
SPI ROM CONTROLLER TIMING VALUES
Description
Min
Typ
Max
Units
tfc
tceh
tclq
tdh
tos
Clock frequency
46.86
48
50
15
3
48.62
MHz
ns
Chip enable (SPI_ROM_CE_EN) high time
Clock to input data
ns
Input data hold time
0.70
5.35
11.57
1.16
4.52
8.28
15.22
3.3
ns
Output setup time
7
ns
toh
tov
tcel
tceh
Output hold time
13
2
ns
Clock to output valid
ns
Chip enable (SPI_ROM_CE_EN) low to first clock
Last clock to chip enable (SPI_ROM_CE_EN) high
12
12
ns
ns
4.5.5
USB POWER DELIVERY SIGNAL TIMING
All USB Power Delivery signals (PD_DATA, PD_ID) conform to the voltage, power, and timing characteristics/specifica-
tions as set forth in the USB Power Delivery Specification. Please refer to the USB Power Delivery Specification, avail-
able at http://www.usb.org.
DS00001760A-page 96
2014 Microchip Technology Inc.
UPD1002
5.0
5.1
PACKAGE OUTLINES
32-SQFN
Note:
For the most current package drawings, see the Microchip Packaging Specification at:
http://www.microchip.com/packaging.
FIGURE 5-1:
32-SQFN PACKAGE
2014 Microchip Technology Inc.
DS00001760A-page 102
UPD1002
6.0
REVISION HISTORY
TABLE 6-1:
REVISION HISTORY
Revision Level &
Date
Section/Figure/Entry
Correction
DS00001760A
Initial Release
2014 Microchip Technology Inc.
DS00001760A-page 107
UPD1002
THE MICROCHIP WEB SITE
Microchip provides online support via our WWW site at www.microchip.com. This web site is used as a means to make
files and information easily available to customers. Accessible by using your favorite Internet browser, the web site con-
tains the following information:
• Product Support – Data sheets and errata, application notes and sample programs, design resources, user’s
guides and hardware support documents, latest software releases and archived software
• General Technical Support – Frequently Asked Questions (FAQ), technical support requests, online discussion
groups, Microchip consultant program member listing
• Business of Microchip – Product selector and ordering guides, latest Microchip press releases, listing of semi-
nars and events, listings of Microchip sales offices, distributors and factory representatives
CUSTOMER CHANGE NOTIFICATION SERVICE
Microchip’s customer notification service helps keep customers current on Microchip products. Subscribers will receive
e-mail notification whenever there are changes, updates, revisions or errata related to a specified product family or
development tool of interest.
To register, access the Microchip web site at www.microchip.com. Under “Support”, click on “Customer Change Notifi-
cation” and follow the registration instructions.
CUSTOMER SUPPORT
Users of Microchip products can receive assistance through several channels:
• Distributor or Representative
• Local Sales Office
• Field Application Engineer (FAE)
• Technical Support
Customers should contact their distributor, representative or field application engineer (FAE) for support. Local sales
offices are also available to help customers. A listing of sales offices and locations is included in the back of this docu-
ment.
Technical support is available through the web site at: http://microchip.com/support
2014 Microchip Technology Inc.
DS00001760A-page 109
UPD1002
PRODUCT IDENTIFICATION SYSTEM
To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office.
Examples:
[X]
XX
XX
-
/
PART NO.
Device
a)
UPD1002-A/MQ
Tray, Commercial temp., 32-pin SQFN
Tape and Reel Temperature
Option
Range
Package
b)
UPD1002T-AI/MQ
Tape & reel, Industrial temp., 32-pin SQFN
Device:
UPD1002
Tape and Reel
Option:
Blank = Standard packaging (tray)
T
= Tape and Reel(Note 1)
Temperature
Range:
A
AI
AV
=
=
=
0C to +70C (Commercial)
-40C to +85C (Industrial)
-40C to +105C (Automotive)
Package:
MQ
=
32-pin SQFN
Note 1:
Tape and Reel identifier only appears in
the catalog part number description. This
identifier is used for ordering purposes and
is not printed on the device package.
Check with your Microchip Sales Office for
package availability with the Tape and Reel
option.
2014 Microchip Technology Inc.
DS00001760A-page 110
UPD1002
Note the following details of the code protection feature on Microchip devices:
•
Microchip products meet the specification contained in their particular Microchip Data Sheet.
•
Microchip believes that its family of products is one of the most secure families of its kind on the market today, when used in the
intended manner and under normal conditions.
•
There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our
knowledge, require using the Microchip products in a manner outside the operating specifications contained in Microchip’s Data
Sheets. Most likely, the person doing so is engaged in theft of intellectual property.
•
•
Microchip is willing to work with the customer who is concerned about the integrity of their code.
Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code. Code protection does not
mean that we are guaranteeing the product as “unbreakable.”
Code protection is constantly evolving. We at Microchip are committed to continuously improving the code protection features of our
products. Attempts to break Microchip’s code protection feature may be a violation of the Digital Millennium Copyright Act. If such acts
allow unauthorized access to your software or other copyrighted work, you may have a right to sue for relief under that Act.
Information contained in this publication regarding device applications and the like is provided only for your convenience and may be
superseded by updates. It is your responsibility to ensure that your application meets with your specifications. MICROCHIP MAKES NO
REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED, WRITTEN OR ORAL, STATUTORY OR
OTHERWISE, RELATED TO THE INFORMATION, INCLUDING BUT NOT LIMITED TO ITS CONDITION, QUALITY, PERFORMANCE,
MERCHANTABILITY OR FITNESS FOR PURPOSE. Microchip disclaims all liability arising from this information and its use. Use of
Microchip devices in life support and/or safety applications is entirely at the buyer’s risk, and the buyer agrees to defend, indemnify and
hold harmless Microchip from any and all damages, claims, suits, or expenses resulting from such use. No licenses are conveyed, implic-
itly or otherwise, under any Microchip intellectual property rights.
Trademarks
32
The Microchip name and logo, the Microchip logo, dsPIC, FlashFlex, KEELOQ, KEELOQ logo, MPLAB, PIC, PICmicro, PICSTART, PIC
logo, rfPIC, SST, SST Logo, SuperFlash and UNI/O are registered trademarks of Microchip Technology Incorporated in the U.S.A. and
other countries.
FilterLab, Hampshire, HI-TECH C, Linear Active Thermistor, MTP, SEEVAL and The Embedded Control Solutions Company are
registered trademarks of Microchip Technology Incorporated in the U.S.A.
Silicon Storage Technology is a registered trademark of Microchip Technology Inc. in other countries.
Analog-for-the-Digital Age, Application Maestro, BodyCom, chipKIT, chipKIT logo, CodeGuard, dsPICDEM, dsPICDEM.net,
dsPICworks, dsSPEAK, ECAN, ECONOMONITOR, FanSense, HI-TIDE, In-Circuit Serial Programming, ICSP, Mindi, MiWi, MPASM,
MPF, MPLAB Certified logo, MPLIB, MPLINK, mTouch, Omniscient Code Generation, PICC, PICC-18, PICDEM, PICDEM.net, PICkit,
PICtail, REAL ICE, rfLAB, Select Mode, SQI, Serial Quad I/O, Total Endurance, TSHARC, UniWinDriver, WiperLock, ZENA and Z-
Scale are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries.
SQTP is a service mark of Microchip Technology Incorporated in the U.S.A.
GestIC and ULPP are registered trademarks of Microchip Technology Germany II GmbH & Co. KG, a subsidiary of Microchip
Technology Inc., in other countries.
flexPWR, JukeBlox, Kleer, KleerNet, MediaLB, and MOST
The preceding is a non-exhaustive list of trademarks in use in the US and other countries. For a complete list of trademarks, email a
request to legal.department@microchip.com. The absence of a trademark (name, logo, etc.) from the list does not constitute a waiver
of any intellectual property rights that SMSC has established in any of its trademarks.
All other trademarks mentioned herein are property of their respective companies.
© 2014, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved.
ISBN: 9781632762542
Microchip received ISO/TS-16949:2009 certification for its worldwide
headquarters, design and wafer fabrication facilities in Chandler and
Tempe, Arizona; Gresham, Oregon and design centers in California
and India. The Company’s quality system processes and procedures
are for its PIC® MCUs and dsPIC® DSCs, KEELOQ® code hopping
devices, Serial EEPROMs, microperipherals, nonvolatile memory and
analog products. In addition, Microchip’s quality system for the design
and manufacture of development systems is ISO 9001:2000 certified.
2014 Microchip Technology Inc.
DS00001760A-page 111
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Poland - Warsaw
Tel: 48-22-3325737
Malaysia - Penang
Tel: 60-4-227-8870
Fax: 60-4-227-4068
China - Nanjing
Tel: 86-25-8473-2460
Fax: 86-25-8473-2470
Spain - Madrid
Tel: 34-91-708-08-90
Fax: 34-91-708-08-91
Dallas
Addison, TX
Tel: 972-818-7423
Fax: 972-818-2924
Philippines - Manila
Tel: 63-2-634-9065
Fax: 63-2-634-9069
China - Qingdao
Tel: 86-532-8502-7355
Fax: 86-532-8502-7205
Sweden - Stockholm
Tel: 46-8-5090-4654
Singapore
Tel: 65-6334-8870
Fax: 65-6334-8850
Detroit
Novi, MI
Tel: 248-848-4000
China - Shanghai
Tel: 86-21-5407-5533
Fax: 86-21-5407-5066
UK - Wokingham
Tel: 44-118-921-5800
Fax: 44-118-921-5820
Taiwan - Hsin Chu
Tel: 886-3-5778-366
Fax: 886-3-5770-955
Houston, TX
Tel: 281-894-5983
China - Shenyang
Tel: 86-24-2334-2829
Fax: 86-24-2334-2393
Indianapolis
Noblesville, IN
Tel: 317-773-8323
Fax: 317-773-5453
Taiwan - Kaohsiung
Tel: 886-7-213-7830
China - Shenzhen
Tel: 86-755-8864-2200
Fax: 86-755-8203-1760
Taiwan - Taipei
Tel: 886-2-2508-8600
Fax: 886-2-2508-0102
Los Angeles
China - Wuhan
Tel: 86-27-5980-5300
Fax: 86-27-5980-5118
Mission Viejo, CA
Tel: 949-462-9523
Fax: 949-462-9608
Thailand - Bangkok
Tel: 66-2-694-1351
Fax: 66-2-694-1350
China - Xian
Tel: 86-29-8833-7252
Fax: 86-29-8833-7256
New York, NY
Tel: 631-435-6000
San Jose, CA
Tel: 408-735-9110
China - Xiamen
Tel: 86-592-2388138
Fax: 86-592-2388130
Canada - Toronto
Tel: 905-673-0699
Fax: 905-673-6509
China - Zhuhai
Tel: 86-756-3210040
Fax: 86-756-3210049
03/25/14
2014 Microchip Technology Inc.
DS00001760A-page 112
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UPD120N15T1B-AY
1.5V FIXED POSITIVE LDO REGULATOR, 0.9V DROPOUT, PSSO3, LEAD FREE, SC-62, 3 PIN
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