SN74LVC157A

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER

SCAS292G – JANUARY 1993 – REVISED OCTOBER 1998

2

POST OFFICE BOX 655303

2

1A

1

3

1B

5

2A

6

2B

11

3A

10

3B

14

4A

13

4B

EN

15

G1

1

MUX

1

1Y

4

2Y

7

3Y

9

4Y

12

G

A/B

† This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.

logic diagram (positive logic)

2

3

5

6

11

10

14

13

15

1

G

A/B

4B

4A

3B

3A

2B

2A

1B

1A

4

7

9

12

1Y

2Y

3Y

4Y