74VHC161 查看數據表（PDF） - Fairchild Semiconductor
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74VHC161 Datasheet PDF : 10 Pages
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AC Operating Requirements
Symbol
Parameter
tS
Minimum Setup Time
(Pn–CP)
tS
Minimum Setup Time
(PE –CP)
tS
Minimum Setup Time
(CEP or CET–CP)
tH
Minimum Hold Time
(Pn–CP)
tH
Minimum Hold Time
(PE –CP)
tH
Minimum Hold Time
(CEP or CET–CP)
tW(L)
tW(H)
tW(L)
Minimum Pulse Width
CP (Count)
Minimum Pulse Width
(MR)
tREC
Minimum Removal
Time
Note 5: VCC is 3.3 ± 0.3V or 5.0 ± 0.5V
VCC
(Note 5)
(V)
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
TA = 25°C
TA = −40°C to +85°C
Typ
Guaranteed Minimum
5.5
6.5
4.5
4.5
8.0
9.5
5.0
6.0
7.5
9.0
5.0
6.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
2.5
2.5
1.5
1.5
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
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