DS1746P 查看數據表（PDF） - Maxim Integrated
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DS1746P Datasheet PDF : 16 Pages
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DS1746/DS1746P Y2K-Compliant, Nonvolatile Timekeeping RAMs
AC CHARACTERISTICS—READ CYCLE (3.3V)
(VCC = 3.3V ±10%, TA = Over the Operating Range.)
PARAMETER
SYMBOL MIN
TYP
Read Cycle Time
tRC
120
Address Access Time
tAA
CE to DQ Low-Z
tCEL
5
CE Access Time
CE Data Off Time
OE to DQ Low-Z
OE Access Time
OE Data Off Time
tCEA
tCEZ
tOEL
5
tOEA
tOEZ
Output Hold from Address
tOH
5
MAX
120
120
40
100
35
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
READ CYCLE TIMING DIAGRAM
tRC
A0-A16
CE
VALID
tAA
tCEA
OE
DQ0-DQ7
tCEL
tOEA
tOEL
tOH
tCEZ
tOEZ
VALID
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