Jenis: Clock/Calendar, ciri-ciri: Alarm, Leap Year, Square Wave Output, Watchdog Timer, Saiz Ingatan: 256B, Format masa: HH:MM:SS:hh, Format tarikh: YY-MM-DD-dd, Antara muka: SPI,
Jenis: Clock/Calendar, ciri-ciri: Alarm, Leap Year, Square Wave Output, Watchdog Timer, Saiz Ingatan: 256B, Format masa: HH:MM:SS:hh, Format tarikh: YY-MM-DD-dd, Antara muka: I²C,