SN54ABT823, SN74ABT823

9-BIT BUS-INTERFACE FLIP-FLOPS

WITH 3-STATE OUTPUTS

SCBS158E – JANUARY 1991 – REVISED MAY 1997

2

POST OFFICE BOX 655303

FUNCTION TABLE

(each flip-flop)

INPUTS

OUTPUT

OE

CLR

CLKEN

CLK

D

Q

L

L

X

X

X

L

L

HL

↑

HH

L

HL

↑

LL

L

HH

X

X

Q0

H

X

X

X

X

Z

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

Pin numbers shown are for the DB, DW, JT, NT, and W packages.

EN

1

7

6D

8

7D

9

8D

10

9D

2D

2

1D

6Q

18

7Q

17

8Q

16

9Q

15

1Q

23

3

2D

4

3D

5

4D

6

5D

2Q

22

3Q

21

4Q

20

5Q

19

OE

13

CLK

1C2

R

11

CLR

G1

14

CLKEN