M48T513V Datasheet | STMicroelectronics

M48T513Y M48T513V 3.3V-5V 4 Mbit (512Kb x8) TIMEKEEPER® SRAM s INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT, BATTERY, and CRYSTAL YEAR 2000 PLIANT BCD CODED CENTURY, YEAR, MONTH, DAY, DATE, HOURS, MINUTES, and SECONDS BATTERY LOW WARNING FLAG AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION TWO WRITE PROTECT VOLTAGES: (VPFD = Power-fail Deselect Voltage) - M48T513Y: 4.2V ≤ VPFD ≤ 4.5V - M48T513V: 2.7V ≤ VPFD ≤ 3.0V 32 1 s s s s PMDIP32 (PM) Module SNAPHAT (SH) Battery s s CONVENTIONAL SRAM OPERATION; UNLIMITED WRITE CYCLES SOFTWARE CONTROLLED CLOCK CALIBRATION for HIGH ACCURACY APPLICATIONS 10 YEARS of DATA RETENTION and CLOCK OPERATION...