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DS1643-120 Datasheet(PDF) 9 Page - Dallas Semiconductor

Part # DS1643-120
Description  Nonvolatile Timekeeping RAM
Download  11 Pages
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Manufacturer  DALLAS [Dallas Semiconductor]
Direct Link  https://www.maximintegrated.com/en.html
Logo DALLAS - Dallas Semiconductor

DS1643-120 Datasheet(HTML) 9 Page - Dallas Semiconductor

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DS1643
041697 9/11
DS1643 WRITE CYCLE TIMING
tWC
tWC
tRC
WRITE
WRITE
READ
A0–A12
CE
OE
WE
DQ0–
VALID OUT
VALID IN
VALID IN
VALID
OUT
tAA
tAH1
tOEA
tWEZ
tAS
tCEW
tCEZ
tDS
tDH2
tDH1
tDS
DQ7
tWR
tWEW
tWR
tAH2
POWER–DOWN/POWER–UP TIMING
VCC
tPD
tFB
CE
DATA RETENTION
tDR
IBATT
tF
VPF (MAX)
VPF (MIN)
tREC
tR
tRB
VPF
VSO
VSO


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