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DS1287A

Part Number	DS1287A
Manufacturer	Dallas Semiconductor
Description	Real Time Clock
Published	Jul 8, 2008
Detailed Description	DS1287A DS1287A Real Time Clock FEATURES www.DataSheet4U.com PIN ASSIGNMENT MOT NC NC AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7...
Datasheet	DS1287A PDF File

Overview

DS1287A DS1287A Real Time Clock FEATURES www.
DataSheet4U.
com PIN ASSIGNMENT MOT NC NC AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 GND 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 VCC SQW NC RCLR NC IRQ RESET DS NC R/W AS CS • Drop-in replacement for IBM AT computer clock/calendar • Pin compatible with the MC146818A • Totally nonvolatile with over 10 years of operation in the absence of power • Self-contained • Counts subsystem includes lithium, quartz, and support circuitry seconds, minutes, hours, day of the week, date, month, and year with leap year compensation alarm • Binary or BCD representation of time, calendar, and • 12- or 24-hour clock with AM and PM in 12-hour mode •...

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