The RV-3129-C3 is a CMOS real-time clock/calendar module with an embedded 32.768 kHz tuning fork crystal and digital temperature compensation (DTCXO). It features an I2C serial interface, factory-calibrated temperature compensation for high time accuracy, and integrated functions including alarm, timer, clock output, and a battery switchover circuit with a trickle charger.
| RAM |
8bytes |
| RoHS |
Compliant |
| EEPROM |
2bytes |
| Frequency |
32.768kHz |
| Interface |
I2C |
| Automotive Grade |
AEC-Q200 |
| Supply Voltage Max |
5.5V |
| Supply Voltage Min |
1.3V |
| Current Consumption |
800nA |
| Time Accuracy (Option A) |
±3ppm |
| Operating Temperature Range |
-40 to +125°C |