Datasheet

CD54AC138, CD74AC138
3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
SCHS328A – JANUARY 2003 – REVISED FEBRUARY 2003
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
BIN/OCT
1
1
A0
2
2
A1
4
3
A3
4
5
6
0
15
0
&
EN
1
14
1
2
13
2
3
12
3
4
11
4
5
10
5
6
9
6
7
7
7
CD74AC138
V
CC
BIN/OCT
1
1
2
2
4
3
4
5
6
8
15
0
&
EN
9
14
1
10
13
2
11
12
3
12
11
4
13
10
5
14
9
6
15
7
7
CD74AC138
BIN/OCT
1
1
2
2
4
3
4
5
6
16
15
0
&
EN
17
14
1
18
13
2
19
12
3
20
11
4
21
10
5
22
9
6
23
7
7
CD74AC138
A2
A4
Figure 2. 24-Bit Decoding Scheme