M95128 查看數據表（PDF） - STMicroelectronics
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M95128 Datasheet PDF : 21 Pages
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M95256, M95128
Table 12B. AC Characteristics
M95256-V /
M95128-V
M95256-W /
M95128-W
M95256-R /
M95128-R
Symbol Alt.
Parameter
VCC=
VCC=
VCC=
2.7 to 3.6 V 2.5 to 5.5 V 1.8 to 3.6 V Unit
TA=0 to 70°C TA=0 to 70°C TA=0 to 70°C
or –40 to 85°C or –40 to 85°C or –20 to 85°C
Min Max Min Max Min Max
fC
fSCK Clock Frequency
D.C.
5
D.C.
2
D.C.
1 MHz
tSLCH tCSS1 S Active Setup Time
90
200
400
ns
tSHCH tCSS2 S Not Active Setup Time
90
200
400
ns
tSHSL tCS S Deselect Time
100
200
300
ns
tCHSH tCSH S Active Hold Time
90
200
400
ns
tCHSL
S Not Active Hold Time
90
200
400
ns
tCH 1 tCLH Clock High Time
90
200
400
ns
tCL 1
tCLL Clock Low Time
90
200
400
ns
tCLCH 2 tRC Clock Rise Time
0.05
1
1
µs
tCHCL 2 tFC Clock Fall Time
0.05
1
1
µs
tDVCH tDSU Data In Setup Time
20
40
60
ns
tCHDX tDH Data In Hold Time
30
50
100
ns
tDLDH 2 tRI Data In Rise Time
0.05
1
1
µs
tDHDL 2 tFI Data In Fall Time
0.05
1
1
µs
tHHCH
Clock Low Hold Time after HOLD not
Active
70
140
350
ns
tHLCH
Clock Low Hold Time after HOLD Active 40
90
200
ns
tCHHL
Clock High Set-up Time before HOLD
Active
60
120
250
ns
tCHHH
Clock High Set-up Time before HOLD
not Active
60
120
250
ns
tSHQZ 2 tDIS Output Disable Time
100
250
500 ns
tCLQV
tV Clock Low to Output Valid
60
150
380 ns
tCLQX tHO Output Hold Time
0
0
0
ns
tQLQH 2 tRO Output Rise Time
50
100
200 ns
tQHQL 2 tFO Output Fall Time
50
100
200 ns
tHHQX 2 tLZ HOLD High to Output Low-Z
50
100
250 ns
tHLQZ 2 tHZ HOLD Low to Output High-Z
100
250
500 ns
tW
tWC Write Time
10
10
10 ms
Note: 1. tCH + tCL ≥ 1 / fC.
2. Value guaranteed by characterization, not 100% tested in production.
13/21
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