M41T0_11 Datasheet, PDF (1/23 Pages) STMicroelectronics – Serial real-time clock

Features
■ Counters for seconds, minutes, hours, day,
date, month, years, and century
■ 32 KHz crystal oscillator integrating load
capacitance (12.5 pF) providing exceptional
oscillator stability and high crystal series
resistance operation
■ Oscillator stop detection monitors clock
operation
■ Serial interface supports I²C bus
(400 kHz protocol)
■ Low standby current 0.9 µA (typ at 3 V)
■ 2.0 to 5.5 V clock operating voltage
■ Special software programmable output
■ Operating temperature of –40 to 85 °C
M41T0
Serial real-time clock
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SO8
June 2011
Doc ID 9105 Rev 7
1/23
www.st.com
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