M48T212V
3.
3V TIMEKEEPER® supervisor
Features
■ Integrated real-time clock, power-fail control
circuit, battery and crystal
)■ Converts low power SRAM into NVRAMs t(s■ Year 2000 compliant (4-digit year) c■ Battery low flag du■ Microprocessor power-on reset ro■ Programmable alarm output active in the P )battery backed-up mode te t(s■ Watchdog timer ole uc■ Automatic power-fail chip deselect and WRITE s dprotection b ro■ WRITE protect
voltage O P(VPFD = Power-fail deselect
voltage): ) - te– M48T212V: VCC = 3.
0 to 3.
6V
t(s le2.
7V ≤ VPFD ≤ 3.
0V o■ Packaging includes a 44-lead SOIC and uc bsSNAPHAT® top (to be ordered separately) d O■ RoHS compliant OObbssoolleettee PPrrooduct(s) -– Lead-free ...