54ACT16475, 74ACT16475

18BIT REGISTERED TRANSCEIVERS

WITH 3STATE OUTPUTS

SCAS198A − OCTOBER 1990 − REVISED APRIL 1996

3

POST OFFICE BOX 655303

POST OFFICE BOX 1443

1A2

5

1A3

6

1A4

8

1A5

9

1A6

10

1A7

12

1A8

13

2A2

16

2A3

17

2A4

19

2A5

20

2A6

21

2A7

23

2A8

24

1A9

14

2A9

26

1OEBA

1OEAB

2OEBA

2OEAB

2

1CLKAB

C1

1A1

3

1D

4

1B1

54

3D

1B2

52

1B3

51

1B4

49

1B5

48

1B6

47

1B7

45

1B8

44

EN2

1

30

2CLKBA

C7

EN8

29

27

2CLKAB

C5

EN6

28

55

1CLKBA

C3

EN4

56

2A1

15

5D

8

2B1

42

7D

2B2

41

2B3

40

2B4

38

2B5

37

2B6

36

2B7

34

2B8

33

2

1B9

43

2B9

31

6

1

1

1

1

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

logic diagram (positive logic)