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零件编号
产品描述 (功能)
DS1642 查看數據表(PDF) - Maxim Integrated
零件编号
产品描述 (功能)
生产厂家
DS1642
Nonvolatile Timekeeping RAM
Maxim Integrated
DS1642 Datasheet PDF : 13 Pages
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DS1642
AC CHARACTERISTICS—WRITE CYCLE
(V
CC
= 5.0V ±10, T
A
= 0°C to +70°C.)
PARAMETER
SYMBOL
85ns ACCESS
MIN MAX
Write Cycle Time
t
WC
85
Address Setup Time
t
AS
0
WE
Pulse Width
t
WEW
65
CE
Pulse Width
t
CEW
70
Data Setup Time
t
DS
35
Data Hold Time
Address Hold Time
WE
Data Off Time
t
DH
t
AH
t
WEZ
0
5
30
Write Recovery Time
t
WR
5
100ns ACCESS
MIN MAX
100
0
70
75
40
0
5
35
5
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
8 of 13
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