Datasheet Summary
MCP79410/MCP79411/MCP79412
Battery-Backed I2C™ Real-Time Clock/Calendar with SRAM, EEPROM and Protected EEPROM
Device Selection Table
Part Number MCP79410 MCP79411 MCP79412 Protected EEPROM Unprogrammed EUI-48™ EUI-64™
Operating Ranges:
- 2-Wire Serial Interface, I2C™ patible
- I2C clock rate up to 400 kHz
- Temperature Range:
- Industrial (I): -40°C to +85°C
Timekeeping 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 range
- Dual Programmable...