SN74BCT2420

NuBus

™ ADDRESS/DATA TRANSCEIVERS AND REGISTERS

SDIS007A – D3159, NOVEMBER 1988 – REVISED JANUARY 1989

POST OFFICE BOX 655303

3

φ

SN74BCT2420

ADDR/DATA XCVR/REG

ID

3

0

AEN

15

0

ADDR

ACLK

DEN

DATA

ADEN

ADDR

DLE

ALE

DCLK

DATA

0

15

ADDR/DATA

15

0

IDEQ

SSEQ

56

55

54

53

51

50

49

48

14

15

16

17

19

20

21

22

58

13

AD15

AD14

AD13

AD12

AD11

AD10

AD9

AD8

AD7

AD6

AD5

AD4

AD3

AD2

AD1

AD0

IDEQ

SSEQ

46

24

25

59

45

43

42

41

40

39

38

37

36

34

33

32

31

30

29

28

27

26

11

61

62

63

64

65

66

67

68

9

8

7

6

5

4

3

2

10

12

44

47

60

ADEN

A/D

DLE

ALE

DCLK

D15

D14

D13

D12

D11

D10

D9

D8

D7

D6

D5

D4

D3

D2

D1

D0

DEN

ACLK

A15

A14

A13

A12

A11

A10

A9

A8

A7

A6

A5

A4

A3

A2

A1

A0

AEN

ID3

ID2

ID1

ID0

† This symbol is in accordance with ANSI/IEEE Std. 91-1984.