Part number:
DS12887A
Manufacturer:
Dallas
File Size:
86.54 KB
Description:
Real time clock.
Datasheet Details
Part number:
DS12887A
Manufacturer:
Dallas
File Size:
86.54 KB
Description:
Real time clock.
DS12887A, Real Time Clock
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
DS12887A 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
* Coun
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