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| DS1330W Datasheet, PDF (6/11 Pages) Dallas Semiconductor – 3.3V 256K Nonvolatile SRAM with Battery Monitor | |||
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DS1330W
POWERâDOWN/POWERâUP CONDITION
VCC
VTP
2.7V
tF
tPD
CE,
WE
tDR
SLEWS WITH
VCC
BACKUP CURRENT-
SUPPLIED FROM
LITHIUM BATTERY
RST
BW
SEE NOTES 11 AND 14
tRPD
VIL
SLEWS WITH
VCC
BATTERY WARNING DETECTION
VTP
VCC
t BPU
VBAT
2.6V
BATTERY
TEST
ACTIVE
t BTPW
t BTC
BW
SEE NOTE 14
t BW
VIL
022598 6/11
tR
tREC
tPU
VIH
tRPU
VIH
tBPU
VIL
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