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RICOH ELECTRONIC DEVICES CO., LTD.

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3-wire Serial Interface

Product
Name
Time Keeping
Current
Typ.
Time Keeping
Voltage
Alarm
Function
Perodic
Interupt
Function
32kHz Clock Output Battery
Checker
Back-up
Battery
Switch-over
Circuit
VD with
DELAY
Function
Switch-over
Threshold/
Detector
Threshold
Package Data
Sheet
(PDF)
R2033x 0.45µA
(at 3V)
Typ. 0.66V to 5.50V
Worst.1.0V to 5.5V
2 Sets
(W/H/M, H/M)
0.5s to
1Month
CMOS Output,
with Control Pin
1.6V or 1.3V N N   QFN023023-16
TSSOP10G
DL
R2061x 0.4µA
(at 3V)
Typ. 0.75V to 5.50V
Worst.1.0V to 5.5V
2 Sets
(W/H/M, H/M)
0.5s to
1Month
2.10V or 1.35V Y Y 1.7V, 2.8V QFN023023-16 DL
2.4V SSOP16
R2062L 0.4µA
(at 3V)
Typ. 0.75V to 5.50V
Worst.1.0V to 5.5V
2 Sets
(W/H/M, H/M)
0.5s to
1Month
CMOS Output,
with Level Shifter
2.10V or 1.35V Y*1 Y 2.7V, 2.9V QFN023023-16 DL
NEW
R2262
0.3µA
(at 3V)
Typ. 0.6V to 5.5V
Worst.0.9V to 5.5V
2 Sets
(W/H/M, H/M)
0.5s to
1Month
CMOS Output,
with Level Shifter
1.35V Y*2 Y 2.7V QFN0202-18
TSSOP10G
DL
1.18MB
Rx5C338A 0.35µA
(at 3V)
1.45V to 5.50V 2 Sets
(W/H/M, H/M)
0.5s to
1Month
CMOS Output,
with Control Pin
2.1V or 1.6V N N   SSOP10 SSOP10G DL

Tap to see the table

  • *1For secondary battery or capacitor
  • *2 For secondary battery or capacitor, built-in VR for charger

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