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CD54AC138 Datasheet(PDF) 5 Page - Texas Instruments

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Part No. CD54AC138
Description  3-to-8-Line Decoders/Demultiplexers
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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CD54AC138 Datasheet(HTML) 5 Page - Texas Instruments

   
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5
Switching Specifications Input tr, tf = 3ns, CL = 50pF (Worst Case)
PARAMETER
SYMBOL
VCC (V)
-40oC TO 85oC
-55oC TO 125oC
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
AC TYPES
Propagation Delay,
An to Output
(CD54/74AC/ACT138)
tPLH, tPHL
1.5
-
-
125
-
-
138
ns
3.3
(Note 11)
4
-
14
3.9
-
15.4
ns
5
(Note 12)
2.8
-
10
2.8
-
11
ns
Propagation Delay,
E1, E2 to Output
(CD54/74AC/ACT138)
tPLH, tPHL
1.5
-
-
114
-
-
125
ns
3.3
3.6
-
12.7
3.5
-
14
ns
5
2.6
-
9.1
2.5
-
10
ns
Propagation Delay,
E3 to Output
(CD54/74AC/ACT138)
tPLH, tPHL
1.5
-
-
125
-
-
138
ns
3.3
4
-
14
3.9
-
15.4
ns
5
2.8
-
10
2.8
-
11
ns
Propagation Delay,
An to Output
(CD74AC/ACT238)
tPLH, tPHL
1.5
-
-
170
-
-
187
ns
3.3
5.4
-
19.1
5.3
-
21
ns
5
3.9
-
13.6
3.8
-
15
ns
Propagation Delay,
E1, E2 to Output
(CD74AC/ACT238)
tPLH, tPHL
1.5
-
-
135
-
-
149
ns
3.3
4.3
-
15.2
4.2
-
16.7
ns
5
3.1
-
10.7
3
-
11.9
ns
Propagation Delay,
E3 to Output
(CD74AC/ACT238)
tPLH, tPHL
1.5
-
-
189
-
-
208
ns
3.3
6
-
21.1
5.8
-
23.2
ns
5
4.3
-
15.1
4.2
-
16.6
ns
Input Capacitance
CI
-
-
-10-
-10
pF
Power Dissipation Capacitance
CPD
(Note 13)
-
-
110
-
-
110
-
pF
ACT TYPES
Propagation Delay,
An to Output
(CD54/74AC/ACT138)
tPLH, tPHL
5
(Note 12)
3.1
-
10.9
3
-
12
ns
Propagation Delay,
E1, E2 to Output
(CD54/74AC/ACT138)
tPLH, tPHL
5
2.7
-
9.5
2.6
-
10.5
ns
Propagation Delay,
E3 to Output
(CD54/74AC/ACT138)
tPLH, tPHL
5
2.8
-
10
2.8
-
11
ns
Propagation Delay,
An to Output
(CD74AC/ACT238)
tPLH, tPHL
5
4
-
14.2
3.9
-
15.6
ns
Propagation Delay,
E1, E2 to Output
(CD74AC/ACT238)
tPLH, tPHL
5
3.7
-
12.9
3.6
-
14.2
ns
CD54/74AC138, CD54/74ACT138, CD74AC238, CD74ACT238


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