rs5c338a RICOH Co.,Ltd., rs5c338a Datasheet - Page 2

• Manufacturer Part Number: rs5c338a
• Description: 3-wire Serial Interface Real-time Clock Ics With Voltage Monitoring Function
• Manufacturer: RICOH Co.,Ltd.

2
R
BLOCK DIAGRAM
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)
PIN CONFIGURATION
×
32KOUT
CLKC
OSCIN
OSCOUT
INTR
5C338A
OSC
DETECT
CONTROL
OSC
OUTPUT
32kHz
CORREC
DIVIDER
-TION
INTERRUPT CONTROL
DIV
32KOUT
SCLK
SIO
CE
VSS
• 10-pin SSOP-G, 10-pin SSOP
COMPARATOR_W
COMPARATOR_D
(SEC,MIN,HOUR,WEEK,DAY,MONTH,YEAR)
DECODER
ADDRESS
1
2
3
4
5
TIME COUNTER
10
SHIFT REGISTER
9
8
7
6
ALARM_W REGISTER
ALARM_D REGISTER
VDD
OSCIN
OSCOUT
CLKC
INTR
REGISTER
ADDRESS
(MIN,HOUR,WEEK)
(MIN,HOUR)
CONTROL
I/O
VOLTAGE
DETECT
VSS
VDD
SCLK
SIO
CE