MC146818A I I Advance Information I CMOS \ REAL-TIME CLOCK PLUS RAM (RTC) The MC146818A Real-Time Clock plus RAM is a peripheral device which includes the unique MOTEL concept for use with various microprocessors, microcomputers, and larger computers.
This part combines three unique features: a complete time-of-day clock with alarm and one hundred year calendar, a programmable periodic interrupt and square-wave generator, and 50 bytes of low-power static RAM.
The MC146818A uses high-speed CMOS technology to interface with 1 MHz processor buses, while consuming very little power.
The Real-Time Clock plus RAM has two distinct uses.
First, it is designed as a battery powered CMOS part (i...

Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)