M41T81S - Serial access real-time clock

STMicroelectronics

Datasheet Details

Part number	M41T81S
Manufacturer	STMicroelectronics ↗
File Size	501.80 KB
Description	Serial access real-time clock
Datasheet	M41T81S_STMicroelectronics.pdf

. 9 2-wire bus characteristics . .

Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century.
32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation).
Oscillator stop detection (monitors clock operation).
Serial interface supports I2C bus (400 kHz protocol).
Ultra-low battery supply current of 0.6 µA (typ).
2.0 to 5.5 V clock operating voltage.

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Published: Apr 30, 2010 |