CDP6818

CMOS Peripherals _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __ CDP6818 OSC'2 '00 sow ,0 '0' IRa RTIEf DS ""w- '55 eE TERMINAL ASSIGNMENT CMOS Real-Time Clock with RAM Features: Low-Power, High-Speed, High-Density 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 I1W Typical Operating Power at Low Frequency Time Base 4.0 to 20 mW Typical Operating Power at High Frequency Time Base Binary or BCD Representation of Time, Calendar, and Alarm 12- or 24-Hour Clock with AM and'PM in 12-Hour Mode The CDP6818 Real-Time Clock plus RAM is a peripheral device which includes the unique MOTEL concept for use with many 8-bit microprocessors, microcomputers, and larger computers. This device combines three unique feat...