M95128 查看數據表（PDF） - STMicroelectronics
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M95128 Datasheet PDF : 21 Pages
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M95256, M95128
Table 12A. AC Characteristics
M95256 / M95128
Symbol Alt.
Parameter
VCC=4.5 to 5.5 V
TA=0 to 70°C or
-40 to 85°C
VCC=4.5 to 5.5 V
TA=-40 to 125°C
Unit
Min Max Min Max
fC
fSCK Clock Frequency
D.C.
5
D.C.
2 MHz
tSLCH
tCSS1 S Active Setup Time
90
200
ns
tSHCH
tCSS2 S Not Active Setup Time
90
200
ns
tSHSL
tCS S Deselect Time
100
200
ns
tCHSH
tCSH S Active Hold Time
90
200
ns
tCHSL
S Not Active Hold Time
90
200
ns
tCH 1
tCLH Clock High Time
90
200
ns
tCL 1
tCLL Clock Low Time
90
200
ns
tCLCH 2
tRC Clock Rise Time
1
1
µs
tCHCL 2
tFC Clock Fall Time
1
1
µs
tDVCH
tDSU Data In Setup Time
20
40
ns
tCHDX
tDH Data In Hold Time
30
50
ns
tDLDH 2
tRI Data In Rise Time
1
1
µs
tDHDL 2
tFI Data In Fall Time
1
1
µs
tHHCH
Clock Low Hold Time after HOLD not Active
70
140
ns
tHLCH
Clock Low Hold Time after HOLD Active
40
90
ns
tCHHL
Clock High Set-up Time before HOLD Active
60
120
ns
tCHHH
Clock High Set-up Time before HOLD not Active 60
120
ns
tSHQZ 2
tDIS Output Disable Time
100
250 ns
tCLQV
tV Clock Low to Output Valid
60
150 ns
tCLQX
tHO Output Hold Time
0
0
ns
tQLQH 2
tRO Output Rise Time
50
100 ns
tQHQL 2
tFO Output Fall Time
50
100 ns
tHHQX 2
tLZ HOLD High to Output Low-Z
50
100 ns
tHLQZ 2
tHZ HOLD Low to Output High-Z
100
250 ns
tW
tWC Write Time
Note: 1. tCH + tCL ≥ 1 / fC.
2. Value guaranteed by characterization, not 100% tested in production.
10
10 ms
12/21
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