Description
The MCP795XX Real-Time Clock/Calendar (RTCC) tracks time using internal counters for hours, minutes, seconds, hundredths of a second, days, months, years and day of week.
Alarms can be configured on all counters up to and including months.
Features
- Real-Time Clock/Calendar (RTCC): - Hours, minutes, seconds, hundredths of a second, day of week, date, month, year - Leap year compensated to 2399 - 12/24-hour modes.
- Oscillator for 32.768 kHz Crystals: - Optimized for 6-9 pF crystals.
- On-Chip Digital Trimming/Calibration: - ±1 ppm resolution - ±259 ppm range.
- Dual Programmable Alarms.
- Clock Output Function with Selectable Frequency.
- Power-Fail Timestamp:
- Time logged on switchover to and f.
MCP79522 Datasheet
