Features
■ Counters for tenths/hundredths of seconds,
seconds, minutes, hours, day, date, month,
year, and century
■ 32 KHz crystal oscillator integrating load
capacitance (12.5 pF) providing exceptional
oscillator stability and high crystal series
resistance operation
■ Serial interface supports I2C bus (400 kHz)
■ 2.0 to 5.5 V clock operating voltage
■ 32 KHz square wave on power-up to drive a
microcontroller in low-power mode
■ Programmable (1 Hz to 32 KHz) square wave
■ Programmable alarm and interrupt function
■ Low operating current of 200 μA
■ Operating temperature of –40 to 85 °C
■ ECOPACK® package available