UM82C6818 Key Features
- Internal time base and oscillator
- Counts seconds, minutes, and hours of the day
- Counts days of the week, date, month, and year
- 3V to 6V operation
- Time base input options: 4.194304 MHz, 1.048576 MHz
- Time base osci lIator for parallel resonant crystals
- Binary or BCD representation of time, calendar, and
- 12 or 24-hour clock with AM and PM in 12-hour mode
- automatic end of month recognition
- automatic leap year pensation