Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K, Rahinga Mahara: 256B, Hōpututanga Wā: HH:MM:SS (24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: Parallel,
Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, Square Wave Output, Trickle-Charger, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: I²C, 2-Wire Serial,
Patohia: Phantom Time Chip, Āhuahira: Leap Year, Hōpututanga Wā: HH:MM:SS:hh (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: Parallel,
Patohia: Clock/Calendar, Āhuahira: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output, Rahinga Mahara: 114B, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: Parallel,
Patohia: Clock/Calendar, Āhuahira: EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer, Rahinga Mahara: 512B, Hōpututanga Wā: HH:MM:SS:hh (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: I²C, 2-Wire Serial,
Patohia: Clock/Calendar, Āhuahira: Leap Year, Trickle-Charger, Hōpututanga Wā: HH:MM:SS (24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: I²C, 2-Wire Serial,
Patohia: Clock/Calendar, Āhuahira: Alarm, NVSRAM, Square Wave Output, Y2K, Rahinga Mahara: 242B, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: Parallel,
Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, Square Wave Output, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: I²C, 2-Wire Serial,
Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, Square Wave Output, Trickle-Charger, Hōpututanga Wā: HH:MM:SS:hh (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: SPI,
Patohia: Clock/Calendar, Āhuahira: Leap Year, NVSRAM, Square Wave Output, Rahinga Mahara: 56B, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: I²C, 2-Wire Serial,
Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger, Rahinga Mahara: 96B, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: SPI,
Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, Square Wave Output, SRAM, Rahinga Mahara: 236B, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: I²C, 2-Wire Serial,
Patohia: Binary Counter, Āhuahira: Unique ID, Hōpututanga Wā: Binary, Hōpututanga Ra: Binary, Atanga: 1-Wire® Serial,
Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer, Rahinga Mahara: 50B, Hōpututanga Wā: HH:MM:SS:hh (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: Parallel,
Patohia: Clock/Calendar, Āhuahira: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output, Rahinga Mahara: 4KB, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: Parallel,
Patohia: Clock/Calendar, Āhuahira: Alarm, Leap Year, NVSRAM, Trickle-Charger, Rahinga Mahara: 96B, Hōpututanga Wā: HH:MM:SS (12/24 hr), Hōpututanga Ra: YY-MM-DD-dd, Atanga: SPI,
Patohia: Binary Counter, Āhuahira: Alarm, Square Wave Output, Watchdog Timer, Hōpututanga Wā: Binary, Hōpututanga Ra: Binary, Atanga: I²C, 2-Wire Serial,
Patohia: Binary Counter, Āhuahira: Trickle-Charger, Hōpututanga Wā: Binary, Hōpututanga Ra: Binary, Atanga: I²C, 2-Wire Serial,