12C887 Datasheet - Dallas Semiconductor

DS12C887

12C887 Features

* Drop-in replacement for IBM AT computer clock/calendar Pin compatible with the MC146818B and DS1287 www.DataSheet4U.com Totally nonvolatile with over 10 years of operation in the absence of power Self-contained subsystem includes lithium, quartz, and support circuitry. Counts seconds, minutes, hours

12C887 General Description

AD0-AD7 - Multiplexed Address/Data Bus NC - No Connect MOT - Bus Type Selection CS - RTC Chip Select Input AS - Address Strobe - Read/Write Input R/ W DS - Data Strobe RESET - Reset Input IRQ - Interrupt Request Output SQW - Square Wave Output VCC - +5 Volt Main Supply GND - Ground DESCRIPTION The .

12C887 Datasheet (240.12 KB)

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12C887

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Dallas Semiconductor

File Size:

240.12 KB

Description:

Ds12c887.

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12C887 DS12C887 Dallas Semiconductor

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12C887 Features

12C887 General Description

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