M48T129V sram equivalent, 1mbit (128 kbit x 8) timekeeper sram.
* Integrated, ultra low power SRAM, real-time
clock, power-fail control circuit, battery, and
crystal
)
* BCD coded century, year, month, day, date, t(shours, m.
uc
* 10 years of data retention and clock operation din the absence of power ro
* Self-contained battery and cryst.
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