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DS12887

Part Number	DS12887
Manufacturer	Dallas
Description	Real Time Clock
Published	Jun 22, 2005
Detailed Description	DS12887 Real Time Clock www.dalsemi.com FEATURES § § § § § § § § § § § Drop–in replacement for IBM AT computer clock/ca...
Datasheet	DS12887 PDF File

Overview

DS12887 Real Time Clock www.
dalsemi.
com 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 week, date, month, and year with leap year compensation valid up to 2100 Binary or BCD representation of time, calendar, and alarm 12– or 24–hour clock with AM and PM in 12–hour mode Daylight Savings Time option Selectable between Motorola and Intel bus timing Multiplex bus for pin efficiency Interfaced with software as 128 RAM ...

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