M41T66 - Serial real-time clock

Product Overview

STMicroelectronics

Part number	M41T66
Manufacturer	STMicroelectronics
File Size	510.06 KB
Description	Serial real-time clock
Datasheet	M41T66 Datasheet
Additional preview pages of the M41T66 datasheet.

. 8 2.1 2-wire bus characteristics . .

Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century 32 KHz crystal oscillator integrating load capacitance and high crystal series resistance operation Oscillator stop detection monitors clock operation Serial interface supports I C bus (400 kHz) 525 nA timekeeping current at 3 V Low operating current of 35 µA (at 400 kHz) Timekeeping down to 1.0 V 1.3 V to 4.4 V I2C bus operating voltage.
Allows use in lithium ion rechargeable.

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Published: Nov 2, 2012 |