Taper: Clock/Calendar, Caractéristiques: Leap Year, Trickle-Charger, Format de l'heure: HH:MM:SS (24 hr), Format de date: YY-MM-DD-dd, Interface: I²C, 2-Wire Serial,
Taper: Elapsed Time Counter, Caractéristiques: Alarm, EEPROM, Taille mémoire: 10B, Format de l'heure: Binary, Format de date: Binary, Interface: I²C, 2-Wire Serial,
Taper: Portable System Controller, Caractéristiques: Alarm, Leap Year, Watchdog Timer, Format de l'heure: HH:MM:SS (12/24 hr), Format de date: YY-MM-DD-dd, Interface: 3-Wire Serial,
Taper: Phantom Time Chip, Caractéristiques: Leap Year, NVSRAM, Taille mémoire: 2MB, Format de l'heure: HH:MM:SS:hh (12/24 hr), Format de date: YY-MM-DD-dd, Interface: Parallel,