74F545 查看數據表（PDF） - Fairchild Semiconductor
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74F545 Datasheet PDF : 6 Pages
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AC Electrical Characteristics
Symbol
Parameter
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Propagation Delay
An to Bn or Bn to An
Output Enable Time
Output Disable Time
TA = +25°C
VCC = +5.0V
CL = 50 pF
Min
Typ
Max
2.5
4.2
6.0
2.5
4.6
6.0
3.0
5.3
7.0
3.5
6.0
8.0
3.0
5.0
6.5
2.0
5.0
6.5
TA = −55°C to +125°C
VCC = +5.0V
CL = 50 pF
Min
Max
2.0
7.5
2.0
7.5
2.5
9.0
3.0
10.0
2.5
9.0
2.0
10.0
TA = 0°C to +70°C
VCC = +5.0V
CL = 50 pF
Min
Max
2.5
7.0
2.5
7.0
3.0
8.0
3.5
9.0
3.0
7.5
2.0
7.5
Units
ns
ns
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