CDP1879 Key Features
- CPU interface for use with general-purpose microprocessors
- Time of day/calendar
- Reads seconds, minutes, hours
- Reads day of month and month
- Alarm circuit with seconds, minutes or hours operation
- Power down mode
- Separate clock output selects 1 of 15 square wave signals
- Interrupt output activated by clock output and/or alarm circuit
- Data integrity sampling for clock rollover eliminated
- On-board oscillator 4.19 MHz, 2.09 MHz or 1.048 MHz
