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74AC139 Datasheet(PDF) 7 Page - ON Semiconductor

Part No. 74AC139
Description  Dual 1-of-4 Decoder / Demultiplexer
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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74AC139 Datasheet(HTML) 7 Page - ON Semiconductor

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74AC139, 74ACT139
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AC ELECTRICAL CHARACTERISTICS FOR AC
Symbol
Parameter
VCC
(V)
(Note 6)
TA = +25°C
TA = −40°C to +85°C
Units
CL = 50 pF
CL = 50 pF
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
An to On
3.3
4.0
8.0
11.5
3.5
13.0
ns
5.0
3.0
6.5
8.5
2.5
9.5
tPHL
Propagation Delay
An to On
3.3
3.0
7.0
10.0
2.5
11.0
ns
5.0
2.5
5.5
7.5
2.0
8.5
tPLH
Propagation Delay
En to On
3.3
4.5
9.5
12.0
3.5
13.0
ns
5.0
3.5
7.0
8.5
3.0
10.0
tPHL
Propagation Delay
En to On
3.3
4.0
8.0
10.0
3.0
11.0
ns
5.0
2.5
6.0
7.5
2.5
8.5
6. Voltage Range 3.3 is 3.3 V ± 0.3 V.
Voltage Range 5.0 is 5.0 V ± 0.5 V.
AC ELECTRICAL CHARACTERISTICS FOR ACT
Symbol
Parameter
VCC
(V)
(Note 7)
TA = +25°C
TA = −40°C to +85°C
Units
CL = 50 pF
CL = 50 pF
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
An to On
5.0
1.5
6.0
8.5
1.5
9.5
ns
tPHL
Propagation Delay
An to On
5.0
1.5
6.0
9.5
1.5
10.5
ns
tPLH
Propagation Delay
En to On
5.0
2.5
7.0
10.0
2.0
11.0
ns
tPHL
Propagation Delay
En to On
5.0
2.0
7.0
9.5
1.5
10.5
ns
7. Voltage Range 5.0 is 5.0 V ± 0.5 V
CAPACITANCE
Symbol
Parameter
Typ
Units
Conditions
CIN
Input Capacitance
4.5
pF
VCC = OPEN
CPD
Power Dissipation Capacitance
40.0
pF
VCC = 5.0V


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