RA-4565SA:B-3 [SEIKO]
REAL TIME CLOCK, PDSO14, SOP-14;
| 型号： | RA-4565SA:B-3 |
| 厂家： | 
SEIKO EPSON CORPORATION |
| 描述： | REAL TIME CLOCK, PDSO14, SOP-14 光电二极管 |
| 文件： | 总2页 (文件大小：268K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Real time clock module
Product Number (Please contact us)
RA-4565SA : Q41A46552xxxx00
REAL TIME CLOCK MODULE (SPI-Bus)
For Automotive
Extended operating temperature range (+125C)
RA - 4565SA
Built in frequency adjusted 32.768 kHz crystal unit.
Interface Type
: 4-wire serial interface
: 1.6Vto5.5V
Wide operating voltage range
Wide Timekeeper voltage range
: 1.5Vto5.5V
Ta=-40Cto+125C
Extended operating temperature range: -40Cto+125C
32.768 kHz frequency output function : Open drain output
with Control Pin
Actual size
32.768 kHz Clock/calendar function, auto leap year correction function,
alarm interrupt function, etc.
Applications : Car audio, Car navigation system, Clock, ECU sub clock
Conforms to AEC-Q200
Block diagram
Overview
Wide operating temperature range
-40Cto+125C
32.768 kHz
CRYSTAL
Control 1
Control 2
00
OSC
Voltage Detector
DIVIDER
Clocking-status detection function
It can judge the validity of data after backup operation
return by a status of VL-bit.
Seconds
Minutes
Hours
CLKOUT
CLKOE
OUTPUT
Days
CONTROL
32.768 kHz frequency output function
CLKOUT pin output (Open Drain output )
Output frequency can be selected as 32.768 kHz,
1024 Hz, 32 Hz, or 1 Hz.
Weekdays
Month / Century
Years
/ INT
CLK
DI
Minutes Alarm
Hour Alarm
Day Alarm
Weekday Alarm
CONTROL
LOGIC
SPI-BUS
The various interrupt function
Timer function can be set up between 1/4096 second and
255 minutes.
INTERFACE
DO
CE
CLKOUT frequency
Timer Control
Timer
Alarm function can be set to day of week,day, hour,
or minute.
ADDRESS
REGISTER
0F
POR
Pin Function
Terminal connection/External dimensions
(Unit:mm)
SA
RA4565
Signal
Directions
Name
Functions
DD
V
1. CLK
2. DI
14.
CE
CLK
DI
Input
Input
Input
Chip enabled input.
Serial clock input.
Data input.
13. CLKOUT
12. CLKOE
11. N.C.
10. N.C.
9. N.C.
3. DO
4. CE
5. /INT
6. N.C.
7. GND
DO
Output
Data output.
The CLKOUT pin is a clock output(open drain output)pin with control
output.(Output frequency can be selected as 32.768kHz, 1024Hz,
32Hz, or 1Hz.)
CLKOUT
Output
Input
5.0
The CLKOE pin is an input pin used to control the output mode of the
CLKOUT output pin.
CLKOE
During the initial power-on(when power is applied from 0 V), if the
CLKOE input pin is at high level(= H), the power-on reset function
7.40.2
8. N.C.
selects 32.768kHz as the frequency.
Interrupts output by Alarm and Timer events.(Open drain output)
SOP - 14 pin
/INT
VDD
GND
Output
VDD
GND
The metal case inside of the molding compound may be exposed on the top or
bottom of this product. This purely cosmetic and does not have any effect on quality,
reliability or electrical specs.
Specifications (characteristics)
Refer to application manual for details.
Recommended Operating Conditions
Current consumption under backup mode.
Item
Symbol
Conditions
Min.
1.6
1.5
-40
Typ.
3.0
Max.
5.5
unit
V
Item
Symbol
Conditions
Min.
-
Typ.
1.0
Max.
2.0
unit
Operating
voltage
Timekeeper
voltage
Operating
temperature
VDD
fSCL=0Hz
CLKOE="L"
+125C
A
VCLK
3.0
5.5
V
VDD=5V
-
-
-
0.6
0.8
0.5
1.2
1.6
1.0
-40 to +85C
+125C
Standby
current.
TOPR
+25
+125
C
IBK
fSCL=0Hz
CLKOE="L"
Frequency characteristics
A
Item
Symbol
Conditions
Rating
unit
VDD=3V
-40 to +85C
Ta=+25C
VDD=3.0V
Ta=+25C
VDD=1.6V
Ta=-40Cto+125C
VDD=3.0V
Frequency
stability
6
f/f
B: 5231
1.5Max.
10
s
s
Oscilation
start up time
tSTA
3.0Max.
1)
Equivalent to 1 minutes of monthly deviation.
PROMOTION OF ENVIRONMENTAL MANAGEMENT SYSTEM
CONFORMING TO INTERNATIONAL STANDARDS
At Seiko Epson, all environmental initiatives operate under the
Plan-Do-Check-Action (PDCA) cycle designed to achieve continuous
ISO 14000 is an international standard for environmental
improvements. The environmental management system (EMS)
operates under the ISO 14001 environmental management standard.
All of our major manufacturing and non-manufacturing sites, in
Japan and overseas, completed the acquisition of ISO 14001
certification.
management that was established by the International
Standards Organization in 1996 against the background of
growing concern regarding global warming, destruction of
the ozone layer, and global deforestation.
WORKING FOR HIGH QUALITY
In order provide high quality and reliable products and services
than meet customer needs,
ISO/TS16949 is the international standard that added the
sector-specific supplemental requirements for automotive
industry based on ISO9001.
Seiko Epson made early efforts towards obtaining ISO9000 series
certification and has acquired ISO9001 for all business
establishments in Japan and abroad. We have also acquired ISO/TS
16949 certification that is requested strongly by major automotive
manufacturers as standard.
►Explanation of the mark that are using it for the catalog
►Pb free.
►Complies with EU RoHS directive.
*About the products without the Pb-free mark.
Contains Pb in products exempted by EU RoHS directive.
(Contains Pb in sealing glass, high melting temperature type solder or other.)
►Designed for automotive applications such as Car Multimedia, Body Electronics, Remote Keyless Entry etc.
►Designed for automotive applications related to driving safety (Engine Control Unit, Air Bag, ESC etc ).
Notice
This material is subject to change without notice.
Any part of this material may not be reproduced or duplicated in any form or any means without the written permission of Seiko Epson.
The information about applied circuitry, software, usage, etc. written in this material is intended for reference only. Seiko Epson does
not assume any liability for the occurrence of infringing on any patent or copyright of a third party. This material does not authorize the
licensing for any patent or intellectual copyrights.
When exporting the products or technology described in this material, you should comply with the applicable export control laws and
regulations and follow the procedures required by such laws and regulations.
You are requested not to use the products (and any technical information furnished, if any) for the development and/or manufacture of
weapon of mass destruction or for other military purposes. You are also requested that you would not make the products available to
any third party who may use the products for such prohibited purposes.
These products are intended for general use in electronic equipment. When using them in specific applications that require extremely
high reliability, such as the applications stated below, you must obtain permission from Seiko Epson in advance.
/ Space equipment (artificial satellites, rockets, etc.) / Transportation vehicles and related (automobiles, aircraft, trains,
vessels, etc.) / Medical instruments to sustain life / Submarine transmitters / Power stations and related / Fire work equipment
and security equipment / traffic control equipment / and others requiring equivalent reliability.
All brands or product names mentioned herein are trademarks and/or registered trademarks of their respective.
Seiko Epson Corporation
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