MSM62X42B

REAL TIME CLOCK IC WITH BUILT-IN CRYSTAL

DESCRIPTION TheMSM62X42Bisabus-connectionMicrocomputerperipheralICofaRealTimeClockwithbuilt-incrystalintheperpetualcalendarwhichcanbereadandwrittenfromasecondunit.TheinterfacebetweenthisICandamicrocomputeruses4databuses,4addressbuses,3controlbuse

MSM62X42B

REAL TIME CLOCK IC WITH BUILT-IN CRYSTAL

DESCRIPTION\nThe MSM62X42B is a bus-connection Micro computer peripheral IC of a Real Time Clock with built-in crystal in the perpetual calendar which can be read and written from a second unit.  The interface between this IC and a microcomputer uses 4 data buses, 4 address buses, 3 control buses an; • 32.768kHz built-in crystal oscillator\n(2 ranks of ±10PPM and ±50PPM ---DIP)\n(2 ranks of ±20PPM and ±50PPM ---SOP)\n• Real time clock of second, minute, date,month, year and day of week\n• Interface corresponding to microcomputer bus\n• 30-second compensation controlled by software\n• Periodical ;

MSM62X42

REALTIMECLOCKICWITHBUILT-INCRYSTAL

DESCRIPTION TheMSM62X42Bisabus-connectionMicrocomputerperipheralICofaRealTimeClockwithbuilt-incrystalintheperpetualcalendarwhichcanbereadandwrittenfromasecondunit.TheinterfacebetweenthisICandamicrocomputeruses4databuses,4addressbuses,3controlbuse

MSM6550A

QUALCOMM
BGA

MSM6571

QUALCOMM
BGA