74ACT373SC(2005) 查看數據表（PDF） - Fairchild Semiconductor
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74ACT373SC Datasheet PDF : 10 Pages
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AC Operating Requirements for AC
Symbol
Parameter
tS
Setup Time, HIGH or LOW
Dn to LE
tH
Hold Time, HIGH or LOW
Dn to LE
tW
LE Pulse Width,
HIGH
Note 9: Voltage Range 3.3 is 3.3V r 0.3V
Voltage Range 5.0 is 5.0V r 0.5V
VCC
(V)
(Note 9)
3.3
5.0
3.3
5.0
3.3
5.0
TA 25qC
TA 40qC to 85qC
CL 50 pF
CL 50 pF
Typ
Guaranteed Minimum
3.5
5.5
6.0
2.0
4.0
4.5
3.0
1.0
1.0
1.5
1.0
1.0
4.0
5.5
6.0
2.0
4.0
4.5
Units
ns
ns
ns
AC Electrical Characteristics for ACT
Symbol
Parameter
tPLH
Propagation Delay
Dn to On
tPHL
Propagation Delay
Dn to On
tPLH
Propagation Delay
LE to On
tPHL
Propagation Delay
LE to On
tPZH
Output Enable Time
tPZL
Output Enable Time
tPHZ
Output Disable Time
tPLZ
Output Disable Time
Note 10: Voltage Range 5.0 is 5.0V r 0.5V
VCC
(V)
(Note 10)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
TA 25qC
CL 50 pF
Min
Typ
Max
2.5
8.5
10.0
2.0
8.0
10.0
2.5
8.5
11.0
2.0
8.0
10.0
2.0
8.0
9.5
2.0
7.5
9.0
2.5
9.0
11.0
1.5
7.5
8.5
TA 40qC to 85qC
CL 50 pF
Min
Max
1.5
11.5
1.5
11.5
2.0
11.5
1.5
11.5
1.5
10.5
1.5
10.5
2.5
12.5
1.0
10.0
Units
ns
ns
ns
ns
ns
ns
ns
ns
AC Operating Requirements for ACT
Symbol
Parameter
tS
Setup Time, HIGH or LOW
Dn to LE
tH
Hold Time, HIGH or LOW
Dn to LE
tW
LE Pulse Width, HIGH
Note 11: Voltage Range 5.0 is 5.0V r 0.5V
VCC
(V)
(Note 11)
5.0
5.0
5.0
TA 25qC
TA 40qC to 85qC
CL 50 pF
CL 50 pF
Typ
Guaranteed Minimum
0.8
2.5
3.5
0
0
1.0
2.0
7.0
8.0
Units
ns
ns
ns
Capacitance
Symbol
CIN
CPD
Parameter
Input Capacitance
Power Dissipation Capacitance
Typ
4.5
40.0
Units
pF
pF
VCC OPEN
VCC 5.0V
Conditions
5
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