74ACT258PC 查看數據表（PDF） - Fairchild Semiconductor
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74ACT258PC Datasheet PDF : 8 Pages
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AC Electrical Characteristics
Symbol
Parameter
tPLH
Propagation Delay
In to Zn
tPHL
Propagation Delay
In to Zn
tPLH
Propagation Delay
S to Zn
tPHL
Propagation Delay
S to Zn
tPZH
Output Enable Time
tPZL
Output Enable Time
tPHZ
Output Disable Time
tPLZ
Output Disable Time
Note 4: Voltage Range 5.0 is 5.0V ± 0.5V
Capacitance
VCC
(V)
(Note 4)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Symbol
CIN
CPD
Parameter
Input Capacitance
Power Dissipation Capacitance
Min
2.0
2.0
3.0
1.5
2.0
2.0
1.5
2.0
Typ
4.5
55.0
TA = +25°C
CL = 50 pF
Typ
Max
6.5
8.5
TA = −40°C to +85°C
CL = 50 pF
Min
Max
1.5
9.5
5.5
7.5
1.5
8.0
7.5
10.5
2.0
11.5
7.0
9.5
1.5
11.0
6.5
8.5
1.5
9.5
6.5
8.5
1.5
9.5
7.0
9.0
1.0
10.0
6.0
8.0
1.5
9.0
Units
pF
pF
Conditions
VCC = OPEN
VCC = 5.0V
Units
ns
ns
ns
ns
ns
ns
ns
ns
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