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DS12887A - Real Time Clock

Description

AD0-AD7 NC MOT CS AS R/ W DS RESET IRQ SQW VCC RCLR GND - Multiplexed Address/Data Bus - No Connection - Bus Type Selection - Chip Select - Address Strobe - Read/Write Input - Data Strobe - Reset Input - Interrupt Request Output - Square Wave Output - +5 Volt Supply - RAM Clear - Ground DESCRIP

Features

  • Drop.
  • in replacement for IBM AT computer clock/calendar.
  • Pin compatible with the MC146818B and DS1287A.
  • 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 week, date, month, and year with leap year compensation valid up to 2100.
  • Binary or BCD representation of time, calendar, and alarm.
  • 12.

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Datasheet preview – DS12887A

Datasheet Details

Part number DS12887A
Manufacturer Dallas
File Size 86.54 KB
Description Real Time Clock
Datasheet download datasheet DS12887A Datasheet
Additional preview pages of the DS12887A datasheet.

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Full PDF Text Transcription

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DS12887A Real Time Clock www.dalsemi.
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