74ABT162244 View Datasheet(PDF) -

Philips Semiconductors

16-bit buffer/line driver with 30Ω series

termination resistors (3-State)

Product specification

74ABT162244

74ABTH162244

LOGIC SYMBOL

47 1A0

46 1A1

1A2

44

1A3

43

1 1OE

41 2A0

2A1

40

38 2A2

37 2A3

2OE

48

1Y0 2 36 3A0

1Y1 3 35 3A1

1Y2

5

3A2

33

1Y3

3A3

6 32

25 3OE

2Y0 8 30 4A0

2Y1

4A1

9 29

2Y2 11 27 4A2

2Y3 12 26 4A3

4OE

24

FUNCTION TABLE

INPUTS

nOE

nAx

L

L

L

H

H

X

H = High voltage level

L = Low voltage level

X = Don’t care

Z = High impedance “off” state

SCHEMATIC OF Y OUTPUTS

VCC

3Y0 13

3Y1 14

3Y2 16

3Y3

17

4Y0 19

4Y1 20

4Y2

22

4Y3

23

SA00014

OUTPUTS

nYx

L

H

Z

27Ω

OUTPUT

27Ω

LOGIC SYMBOL (IEEE/IEC)

1OE 1

2OE 48

3OE 25

4OE 24

47

1A0

46

1A1

1A2 44

43

1A3

41

2A0

2A1 40

38

2A2

2A3 37

3A0 36

35

3A1

3A2 33

32

3A3

4A0 30

4A1 29

4A2 27

4A3 26

EN1

EN2

EN3

EN4

1 1∇

1 2∇

1 3∇

1 4∇

2 1Y0

3 1Y1

5 1Y2

6 1Y3

8 2Y0

9 2Y1

11 2Y2

12 2Y3

13 3Y0

14 3Y1

16 3Y2

17 3Y3

19 4Y0

20 4Y1

22 4Y2

23 4Y3

SH00089

PIN DESCRIPTION

PIN NUMBER SYMBOL

47, 46, 44, 43

41, 40, 38, 37

36, 35, 33, 32

30, 29, 27, 26

1A0 – 1A3,

2A0 – 2A3,

3A0 – 3A3,

4A0 – 4A3

2, 3, 5, 6

8, 9, 11, 12

13, 14, 16, 17

19, 20, 22, 23

1Y0 – 1Y3,

2Y0 – 2Y3,

3Y0 – 3Y3,

4Y0 – 4Y3

1, 48

25, 24

1OE, 2OE,

3OE, 4OE

4, 10, 15, 21

28, 34, 39, 45

GND

7, 18, 31, 42

VCC

NAME AND FUNCTION

Data inputs

Data outputs

Output enables

Ground (0V)

Positive supply voltage

GND

SA00042

1998 Oct 22

3

Share Link: