CDP6818A
Key Features
- Low-power, high-speed CMOS
- Internal time base and oscillator
- Counts seconds, minutes, and hours of the day
- Counts days of the week, date, month, and year
- 3 V to 6 V operation
- Time base input options: 4.194304 MHz, 1.048576 MHz, or 32.768 kHz
- Time base oscillator for parallel resonant crystals
- 40 to 200 pW typical operating power at low frequency time base
