Datasheet Summary
AN1355
A plete Electronic Watch Based on MCP79410 I2C™ RTCC
Author: Alexandru Valeanu Microchip Technology Inc.
- On-chip Digital Trimming/Calibration of the Oscillator
- Operates down to 1.3V VBAT Minimum
- Operating Temperature Range:
- Industrial (I): -40C to +85C
- Multi-function Pin:
- Open-drain configuration
- Programmable clock frequency out
- Programmable alarm output
- Interrupt Capability (based on the 2 sets of Alarm Registers, ALM0 and ALM1)
- Time-stamp Registers for holding the Time/Date of Crossing:
- from VDD to VBAT
- from VBAT to VDD
INTRODUCTION
An increasing number of applications that involve time measurement are requiring a Real-Time Clock/ Calendar (RTCC)...