Features

• Real-time clock (RTC) with backup battery integrated into package

• Uses M41T00S enhanced RTC with precision switchover reference

• 400 kHz I2C serial interface

• Automatic switchover and deselect circuitry with fixed reference voltage

− VCC = 2.7 to 5.5 V operating voltage range

− 2.6 V (typ) power-fail deselect (switchover) threshold

• Counters for seconds, minutes, hours, day, date, month, year and century

• Software clock calibration

• Low operating current of 300 μA

• Oscillator stop detection

• Battery backup

• Operating temperature of 0 to 70 °C

• Self-contained battery and crystal in CAPHAT™ DIP package

• RoHS compliant

− Lead-free second level interconnect