3-wire Serial Interface
- 4-wire Serial Interface (SPI Bus)
- 3-wire Serial Interface
- 2-wire Serial Interface (I2C Bus)
| Product Name |
Time Keeping Current Typ. |
Time Keeping Voltage |
Alarm Function |
Perodic Interupt Function |
32kHz Clock Output | Battery Checker |
Clock Adjust Function |
OSC Halt Sensing |
Back-up battery switch-over circuit |
VD with DELAY Function |
Others | Package | Data Sheet (PDF) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Switch-over Threshold/ Detector Threshold |
|||||||||||||
| R2033K/T | 0.45µA (at 3V) |
Typ. 0.66V to 5.50V Worst.1.0V to 5.5V |
2set (W/H/M, H/M) |
0.5s to 1Month |
CMOS output, with Control pin |
1.6V or 1.3V |  |
|
 |
||||
| R2061S/K | 0.4µA (at 3V) |
Typ. 0.75V to 5.50V Worst.1.0V to 5.5V |
2set (W/H/M, H/M) |
0.5s to 1Month |
— | 2.10V or 1.35V | |
|
|
|
1.7V, 2.8V | |
|
| 2.4V | |||||||||||||
| R2062K | 0.4µA (at 3V) |
Typ. 0.75V to 5.50V Worst.1.0V to 5.5V |
2set (W/H/M, H/M) |
0.5s to 1Month |
CMOS output, with Level shifter |
2.10V or 1.35V | |
|
*1 |
|
2.7V, 2.9V | |
|
| Rx5C338A | 0.35µA (at 3V) |
1.45Ｖ to 5.50V | 2set (W/H/M, H/M) |
0.5s to 1Month |
CMOS output, with Control pin |
2.1V or 1.6V | |
|
|
||||
| RV5C339A | 0.35µA (at 3V) |
1.45Ｖ to 5.50V | 2set (W/H/M, H/M) |
0.5s to 1Month |
Nch Open drain (Controllable by command) |
2.1V or 1.6V | |
|
|
- *1 For secondary battery or capacitor
- *All PDF files are less than 1MB unless otherwise stated.
- *If you don't have Adobe Reader, you can download free.
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Selection guide is available for download in PDF format.
