DS12C887 Datasheet - Dallas Semiconducotr

Real Time Clock

DS12C887 Features

* Drop-in replacement for IBM AT computer clock/calendar Pin compatible with the MC146818B and DS1287 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, days, day of the w

DS12C887 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 t e DS12C887 24.

DS12C887 Datasheet (219.34 KB)

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Part number:

DS12C887

Manufacturer:

Dallas Semiconducotr

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219.34 KB

Description:

Real time clock.

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DS12C887 Real Time Clock Dallas Semiconducotr

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DS12C887 Features

DS12C887 General Description

Datasheet Details

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