UM82C6818 ram equivalent, real time clock plus ram.
* 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 .
The UM82C6818 Real-Time Clock plus RAM is fabricated in high performance CMOS process to interface with 1MHz processor buses. It combines three unique features: a
* Interfaced with software as 64 RAM locations - 14 bytes of clock and control reg.
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