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PCF8573P

Abstract: PCF8573 PCF8573T V-522
Text: PC F8573 BUSI CLOCK/CALENDAR WITH SERIAL I/O G E N E R A L D ES C R IPTIO N The PC F8573 is a lo w th re sh o ld , CMOS c irc u it th a t fu n c tio n s as a real tim e clock/calendar w ith an I2C-bus interface. The 1C incorporates an addressable tim e co u n te r and an addressable alarm register fo r m inutes, hours,