M48T39Y
256 Kb (32K x8) TIMEKEEPER® SRAM
PRELIMINARY DATA
s INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT, BATTERY and CRYSTAL
s BCD CODED YEAR, MONTH, DAY, DATE, HOURS, MINUTES and SECONDS
s AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION
s WRITE PROTECT VOLTAGE (VPFD = Power-fail Deselect Voltage): – M48T39Y: 4.20V ...
