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RV5C387A Datasheet(PDF) 2 Page - RICOH electronics devices division

Part No. RV5C387A
Description  I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC WITH VOLTAGE MONITORING FUNCTION
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Manufacturer  RICOH [RICOH electronics devices division]
Direct Link  http://www.ricoh.com
Logo RICOH - RICOH electronics devices division

RV5C387A Datasheet(HTML) 2 Page - RICOH electronics devices division

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RV5C387A
2
BLOCK DIAGRAM
COMPARATOR_W
ALARM_W REGISTER
(MIN,HOUR,WEEK)
ALARM_D REGISTER
(MIN,HOUR)
COMPARATOR_D
TIME COUNTER
(SEC,MIN,HOUR,WEEK,DAY,MONTH,YEAR)
ADDRESS
REGISTER
ADDRESS
DECODER
SHIFT REGISTER
INTERRUPT CONTROL
32kHz
OUTPUT
CONTROL
DIVIDER
CORREC
-TION
DIV
OSC
OSCIN
32KOUT
OSCOUT
OSC
DETECT
I/O
CONTROL
VSS
SCL
SDA
VDD
INTRB
INTRC
INTRA
VOLTAGE
DETECT
32KOUT
1
SCL
2
SDA
3
VSS
INTRC
VDD
OSCIN
OSCOUT
INTRB
INTRA
4
5
8
9
10
7
6
• 10-pin SSOP-G
APPLICATIONS
• Communication devices (multi function phone, portable phone, PHS or pager)
• OA devices (fax, portable fax)
• Computer (desk-top and mobile PC, portable word-processor, PDA, electric note or video game)
• AV components (portable audio unit, video camera,camera, digital camera or remote controller)
• Home appliances (rice cooker, electric oven)
• Other (car navigation system, multi-function watch)
Note
· I
2C bus is a trademark of PHILIPS ELECTRONICS N.V.
· Purchase of I
2C components of Ricoh Company, Ltd. conveys a license under the Philips I2C Patent Rights to
use these components in an I
2C system, provided that the system comforms to the I2C Standard
Specification as defined by Philips.
PIN CONFIGURATION


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