MCP79400 Overview
MCP79400/MCP79401/MCP79402 Battery-Backed I2C Real-Time Clock/Calendar with SRAM and Protected EEPROM Device Selection Table Part Number MCP79400 MCP79401 MCP79402 Protected EEPROM Unprogrammed EUI-48™ EUI-64™ Timekeeping.
MCP79400 Key Features
- Real-Time Clock/Calendar (RTCC)
- Hours, Minutes, Seconds, Day of Week, Day, 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
- ±129 ppm
- Dual Programmable Alarms