M41T62LC6F, Часы реального времени+встроенный генератор 32кГц

RUB 150

Low-power serial real-time clocks (RTCs) with alarm Features Serial real-time clock (RTC) with alarm functions  - 400 kHz I²C serial interface  - Memory mapped registers for seconds, minutes, hours, day, date, month, year, and century  - Tenths/hundredths of second register 350 nA timekeeping current at 3 V Time keeping down to 1.0 V 1.3 V to 4.4 V I²C bus operating voltage  - 4.4 V max. VCC suitable for lithium-ion battery operation Low operating current of 35 µA (at 400 kHz I²C speed) 32 kHz square wave output is on at power-up. Suitable for driving a microcontroller in low-power mode. Can be disabled. (M41T62/64) Programmable 1 Hz to 32 kHz square wave output (M41T62/64) Programmable alarm with interrupt function (M41T62/65) 32 kHz crystal oscillator integrates crystal load capacitors, works with high series resistance crystals Oscillator stop detection monitors clock operation Accurate programmable watchdog  - 62.5 ms to 31 minutes timeout Software clock calibration. Timekeeping can be adjusted within ± 2 parts per million (± 5 seconds per month) Automatic leap year compensation  - 40 to + 85 °C operation

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