74F245SJX 查看數據表（PDF） - Fairchild Semiconductor
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74F245SJX Datasheet PDF : 9 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 25qC
VCC 5.0V
CL 50 pF
Min
Typ
Max
2.5
4.2
6.0
2.5
4.2
6.0
3.0
5.3
7.0
3.5
6.0
8.0
2.0
5.0
6.5
2.0
5.0
6.5
TA 55qC to 125qC
CL 50 pF
TA 0qC to 70qC
CL 50 pF
Min
Max
Min
Max
2.0
7.5
2.0
7.0
2.0
7.5
2.0
7.0
2.5
9.0
2.5
8.0
3.0
10.0
3.0
9.0
2.0
9.0
2.0
7.5
2.0
10.0
2.0
7.5
Units
ns
ns
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