M41T0_11 datasheet(1/23 Pages) STMICROELECTRONICS

No de pièce	M41T0

Description	Serial real-time clock

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Fabricant	STMICROELECTRONICS [STMicroelectronics]

Site Internet	http://www.st.com

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June 2011

Doc ID 9105 Rev 7

1/23

1

M41T0

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

8

1

SO8

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