74AHC157 Philips Semiconductors, 74AHC157 Datasheet - Page 4

• Manufacturer Part Number: 74AHC157
• Description: Quad 2-input multiplexer
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1999 Sep 24
handbook, halfpage
handbook, halfpage
Quad 2-input multiplexer
GND
2I 0
2I 1
1I 0
1I 1
Fig.1 Pin configuration.
Fig.3 IEC logic symbol.
1Y
2Y
S
11
10
14
13
15
2
3
5
6
1
1
2
3
4
5
6
7
8
EN
G1
1
1
MUX
157
MNA480
MNA482
16
15
14
13
12
11
10
9
12
4
7
9
V CC
E
4I 0
4I 1
4Y
3I 0
3I 1
3Y
4
handbook, halfpage
handbook, halfpage
11
10
14
13
15
2
3
5
6
1
2I 0
2I 1
3I 0
3I 1
4I 0
4I 1
1I 0
1I 1
E
S
1I 0
SELECTOR
2
Fig.4 Functional diagram.
1Y
4
Fig.2 Logic symbol.
1I 1
3
S
1
2I 0
5
2Y
7
2I 1
6
3I 0
MULTIPLEXER
11
OUTPUTS
3Y
9
3I 1
10
74AHCT157
Product specification
74AHC157;
15
E
4I 0
14
4Y
12
4I 1
MNA483
13
MNA481
1Y
2Y
3Y
4Y 12
4
7
9