DS12C887 Real Time Clock
www.dalsemi.com
FEATURES
Drop-in replacement for IBM AT computer clock/calendar Pin compatible with the MC146818B and DS1287 www.DataSheet4U.com 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, d...