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M48T248Y M48T248V
5.0 or 3.3V, 1024K TIMEKEEPER® SRAM with PHANTOM
FEATURES SUMMARY
■ 5.0V OR 3.3V OPERATING VOLTAGE
Figure 1. 32-pin, DIP Package
■ REAL TIME CLOCK KEEPS TRACK OF TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAYS, DATE OF THE MONTH, MONTHS, AND YEARS
■ AUTOMATIC LEAP YEAR CORRECTION
VALID UP TO THE YEAR 2100
)■ AUTOMATIC SWITCH-OVER AND t(sDESELECT CIRCUITRY
■ CHOICE OF POWER-FAIL DESELECT
ucVOLTAGES: d(VPFD = Power-fail Deselect Voltage): ro– M48T248Y: 4.25V ≤ VPFD ≤ 4.50V P– M48T248V: 2.80V ≤ VPFD ≤ 2.
M48T248Y Datasheet
