SN54LVT16245A, SN74LVT16245A

3.3-V ABT 16-BIT BUS TRANSCEIVERS

WITH 3-STATE OUTPUTS

SCBS143E – MAY 1992 – REVISED JANUARY 1996

2

POST OFFICE BOX 655303

description (continued)

The SN74LVT16245A is available in TI’s shrink small-outline (DL) and thin shrink small-outline (DGG)

packages, which provide twice the I/O pin count and functionality of standard small-outline packages in the

same printed-circuit-board area.

The SN54LVT16245A is characterized for operation over the full military temperature range of – 55

°C to 125°C.

The SN74LVT16245A is characterized for operation from – 40

°C to 85°C.

FUNCTION TABLE

(each 8-bit section)

INPUTS

OPERATION

OE

DIR

OPERATION

L

L

B data to A bus

L

H

A data to B bus

H

X

Isolation

logic diagram (positive logic)

1A2

46

1A3

44

1A4

43

1A5

41

1A6

40

1A7

38

1A8

37

2A2

35

2A3

33

2A4

32

2A5

30

2A6

29

2A7

27

2A8

26

1OE

2OE

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

and IEC Publication 617-12.

To Seven Other Channels

1DIR

1A1

1B1

1OE

1

47

2

48

To Seven Other Channels

2DIR

2A1

2B1

2OE

24

36

13

25

1A1

47

G3

48

3 EN1 [BA]

1

1DIR

3 EN2 [AB]

G6

25

6 EN4 [BA]

24

2DIR

6 EN5 [AB]

1B1

2

1B2

3

1B3

5

1B4

6

1B5

8

1B6

9

1B7

11

1B8

12

2A1

36

2B1

13

2B2

14

2B3

16

2B4

17

2B5

19

2B6

20

2B7

22

2B8

23

1

2

5

4