RV-3149-C3OPTIONAQATA [MICROCRYSTAL]
Real-Time Clock Module with SPI-Bus;型号: | RV-3149-C3OPTIONAQATA |
厂家: | MICORO CRYSTAL SWITZERLAND |
描述: | Real-Time Clock Module with SPI-Bus |
文件: | 总2页 (文件大小:1044K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
RV-3149-C3
Real-Time Clock Module with SPI-Bus
DIMENSIONS
Package:
Recommended Solder Pad:
3,7
0,8 0,8 0,8 0,8
0,5
0,8
0,3
1
2
4
5
3
10
9
8
7
6
3,7
Metal lid is connected to VSS (pin #6)
All dimensions in mm typical
APPLICATIONS
DESCRIPTION
IoT
The RV-3149-C3 is a SMT Real-Time Clock Module that incorporates
an integrated CMOS circuit together with an XTAL. It operates under
vacuum in a hermetically sealed ceramic package with metal lid.
Metering
Industrial
Portables
Automotive
Health Care
FEATURES
Low power consumption: 800 nA @ 3 V.
Wide operating voltage range: 1.3 V to 5.5 V.
Time accuracy, temp. compensated: Option A: -40 to +85°C, ±6 ppm,
Option B: -40 to +85°C, ±25 ppm.
Extended operating temperature range: -40 to +125°C.
Automatic Backup Switchover and Trickle Charger function.
Provides year, month, weekday, date, hours, minutes and seconds.
Timer and Alarm functions.
Clock output frequencies: 32.768 kHz, 1024 Hz, 32 Hz, 1 Hz.
2 bytes non-volatile user memory, 8 bytes user RAM.
SPI-bus interface: 4-wire, 1 MHz.
100% Pb-free, RoHS-compliant.
Automotive qualification according to AEC-Q200 available.
BLOCK DIAGRAM
Control_1
Control_INT
Control_INT-Flags
Control_Status
Control_Reset
Seconds
00
08
32.768 kHz
Xtal
DIVIDER
and
TEMPERATURE
COMPENSATION
LOGIC
OSC
3
1
7
Minutes
Hours
Date
Weekday
Month
Year
CLKOUT
CLKOE
INT
OUTPUT
CONTROL
Seconds Alarm
Minutes Alarm
Hours Alarm
Date Alarm
Weekday Alarm
Month Alarm
Year Alarm
Timer Low
Timer High
Temperature °C
2 Bytes of
user EEPROM
EE Ctrl
XTAL Offset
XTAL Coef
XTAL T0
10
2
9
6
VDD
SYSTEM
CONTROL
LOGIC
VBACKUP
POWER
CONTROL
18
VSS
20
28
29
30
8
CE
SPI-BUS
4-wire
4
SCL
SDO
SDI
TEMPERATURE
SENSOR
5
Serial
38
3F
8 Bytes of
user RAM
10
Interface
ELECTRICAL CHARACTERISTICS
AT 25°C
More detailed information can be found in the
Application Manual.
Symbol
VDD
Condition
Min. Typ. Max Unit
Supply voltage
Supply voltage
Time keeping
1.3
5.5
5.5
V
V
VDD
Thermom. active 2.1
Current consumption
Time keeping mode
SPI-bus inactive,
VDD = 3 V
IDDO
800 1000 nA
Time acc. Opt. A / B
Δt/t
–40 to +85°C
@ 25°C
±6 / ±25
±3
ppm
ppm
Aging first year max.
ΔF/F
ENVIRONMENTAL
Conditions
Max. Dev.
CHARACTERISTICS
Storage temp. range
–55 to +125°C
–40 to +85°C
–40 to +125°C
TA Operating temperature range
TB Extended oper. temp. range
Shock resistance
ΔF/F 5000 g, 0.3 ms, ½ sine ±5 ppm
ΔF/F 20 g / 10–2000 Hz ±5 ppm
Processing
Vibration resistance
TERMINATIONS AND
PROCESSING
Package
Termination
IPC/JEDEC J-STD-020C
260°C / 20 - 40 s
SON-10
Au flashed pads
FREQUENCY TEMPERATURE
CHARACTERISTICS
50
0
T0 = 25°C ±5°C
Opt. A
Opt. B
-50
Time accuracy
-100
-150
-200
-250
-300
-350
–0.035*(T-T0)2 ppm ±10%
Tuning Fork Crystal
Xtal 32.768 kHz
-50
-30
-10
10
30
50
70
90
110
130 T[°C]
PIN CONNECTIONS
TOP VIEW
Pin
1
Connection
Product Date Code
#6
CLKOE
Clock Output Enable
#10
2
VDD
Power Supply Voltage
3
CLKOUT Clock Output
4
SCL
SDO
VSS
Serial Clock Input
M826A1
3149
5
Serial Data Output
Ground
6
7
INT
Interrupt Output
Chip Enable
8
CE
#1
#5
Part Designation
9
VBACKUP
SDI
Backup Supply Voltage
Serial Data Input
10
Pin 1 Index
ORDERING INFORMATION
RV - 3149 - C3 Option A TA QC
RTC module
Qualification
= Commercial Grade (Standard)
= Automotive Grade AEC-Q200
QC
QA
Product type
Package size
Temperature range
C3 = 3.7 x 2.5 x 0.9 mm
TA = -40 to +85°C (Standard)
TB = -40 to +125°C
Time accuracy
Option A = ±6 ppm @ -40°C to +85°C
Option B = ±25 ppm @ -40°C to +85°C
A unique part number will be generated for each product specification, i.e:
20xxxx-MG01
20xxxx-MG03
1'000 pcs (in 12 mm tape on 7" reel)
3'000 pcs (in 12 mm tape on 7" reel)
All specifications subject to change without notice.
Micro Crystal AG
Muehlestrasse 14
CH-2540 Grenchen
Switzerland
Phone +41 32 655 82 82
Fax +41 32 655 82 83
sales@microcrystal.com
www.microcrystal.com
Version 5.0/07.2018
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