MC146818A Datasheet - Motorola

MC146818A REAL-TIME CLOCK PLUS RAM

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MC146818A 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 Rea

MC146818A_Motorola.pdf