DS1685 Datasheet, PDF (30/33 Pages) Maxim Integrated Products – 3V/5V Real-Time Clocks

POWER-UP CONDITION—3V
CS
VCC
VIH
tREC
2.7V
2.6V
2.5V
tR
POWER FAIL
DS1685/DS1687 3V/5V Real-Time Clocks
POWER-DOWN CONDITION—3V
CS
VIH
V_CC
POWER FAIL
tPF
tF
2.7V
2.6V
2.5V
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