SN74AS298A

QUADRUPLE 2-INPUT MULTIPLEXER

WITH STORAGE

SDAS219B – DECEMBER 1983 – REVISED DECEMBER 1994

2

POST OFFICE BOX 655303

MUX

3

A1

1, 2D

2

A2

11

CLK

G1

10

WS

15

4

B1

1

B2

14

9

C1

5

C2

13

7

D1

6

D2

12

1, 2D

C2

QA

QB

QC

QD

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

logic diagram (positive logic)

QD

QC

QB

QA

D2

D1

C2

C1

B2

A2

A1

CLK

B1

WS

1S

C1

1S

C1

1S

C1

1S

C1

3

2

10

4

1

9

5

7

6

11

15

14

13

12

1R

1R

1R

1R