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R2023K Datasheet(PDF) 2 Page - RICOH electronics devices division

Part No. R2023K
Description  2-wire Serial Interface Real Time Clock IC
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Maker  RICOH [RICOH electronics devices division]
Homepage  http://www.ricoh.com
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R2023K Datasheet(HTML) 2 Page - RICOH electronics devices division

 
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R2023K/T
2
PIN CONFIGURATION
SCL
SDA
INTRA
VSS
VDD
OSCIN
CLKC
1
2
3
4
5
6
7
9
TOP VIEW
R2023T(TSSOP10G)
32KOUT
10
8
INTRB
OSCOUT
VDD
(VSS)
VSS
10
11
12
4
TOP VIEW
R2023K(FFP12)
(VSS)
INTRB
INTRA
5
6
BLOCK DIAGRAM
32kHz
OUTPUT
CONTROL
OSC
COMPARATOR_D
ALARM_D REGISTER
(MIN,HOUR)
ADDRESS
DECODER
ADDRESS
REGISTER
VOLTAGE
DETECT
DIV
TIME COUNTER
(SEC,MIN,HOUR,WEEK,DAY,MONTH,YEAR)
SHIFT REGISTER
I/O
CONTROL
INTERRUPT CONTROL
SCL
DIVIDER
CORREC
-TION
VDD
VSS
COMPARATOR_W
ALARM_W REGISTER
(MIN,HOUR, WEEK)
OSC
DETECT
SDA
INTRB
OSCIN
OSCOUT
POWER_ON
RESET
32KOUT
CLKC
INTRA
SELECTION GUIDE
Part Number is designated as follows:
R2023K-E2
←Part Number
↑ ↑
R2023a-bb
Code
Description
a
Designation of the package.
K: FFP12
T: TSSOP10G (Preliminary)
bb
Designation of the taping type. Only E2 is available.


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