MCP79521 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. For usage and configuration, the MCP795XX supports SPI munications up to 5 MHz.
MCP79521 Key Features
- Real-Time Clock/Calendar (RTCC)
- Hours, minutes, seconds, hundredths of a second, day of week, date, month, year
- Leap year pensated 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