Jenis: Clock/Calendar, ciri-ciri: Alarm, Leap Year, Square Wave Output, SRAM, Unique ID, Saiz Ingatan: 64B, Format masa: HH:MM:SS (12/24 hr), Format tarikh: YY-MM-DD-dd, Antara muka: I²C, 2-Wire Serial,
Jenis: Clock/Calendar, ciri-ciri: Alarm, Leap Year, Square Wave Output, SRAM, Saiz Ingatan: 64B, Format masa: HH:MM:SS (12/24 hr), Format tarikh: YY-MM-DD-dd, Antara muka: I²C, 2-Wire Serial,
Jenis: Clock/Calendar, ciri-ciri: Alarm, Leap Year, Square Wave Output, SRAM, Unique ID, Saiz Ingatan: 64B, 1Kb, Format masa: HH:MM:SS (12/24 hr), Format tarikh: YY-MM-DD-dd, Antara muka: I²C, 2-Wire Serial,
Jenis: Clock/Calendar, ciri-ciri: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Saiz Ingatan: 64B, Format masa: HH:MM:SS:hh (12/24 hr), Format tarikh: YY-MM-DD-dd, Antara muka: SPI,
Jenis: Clock/Calendar, ciri-ciri: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer, Saiz Ingatan: 64B, Format masa: HH:MM:SS:hh (12/24 hr), Format tarikh: YY-MM-DD-dd, Antara muka: SPI,
