M41T62 Datasheet, ST Microelectronics

* Serial real-time clock (RTC) with alarm functions
  – 400 kHz I²C serial interface
  – Memory mapped registers for seconds, minutes, hou.

1 Description The M41T6x is a low-power serial real-time clock (RTC) with a built-in 32.768 kHz oscillator. Eight registers are used for the clock/calendar function and are configured in binary-coded decimal (BCD) format. Further eight registers pr.