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M41T63 - Serial Access Real-Time Clock

General Description

5 2 Operation

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.DataSheet4U.com M41T62, M41T63 M41T64, M41T65 Serial Access Real-Time Clock with Alarms Feature summary ■ 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 I2C bus (400kHz) ■ 350nA timekeeping current @ 3V ■ Low operating current of 35µA (@400kHz) ■ Timekeeping down to 1.0V ■ 1.3V to 4.