74ALVC16245 datasheet(3/10 Pages) PHILIPS

部品番号	74ALVC16245

部品情報	2.5V/3.3V 16-bit bus transceiver with direction pin 3-State

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メーカー	PHILIPS [NXP Semiconductors]

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Philips Semiconductors

Product specification

74ALVC16245/

74ALVCH16245

16-bit bus transceiver with direction pin (3-State)

1998 Jun 29

3

PIN DESCRIPTION

PIN NUMBER

SYMBOL

NAME AND FUNCTION

1

1DIR

Direction control

2, 3, 5, 6, 8, 9,

11, 12

1B0 to 1B7

Data inputs/outputs

4, 10, 15, 21,

28, 34, 39, 45

GND

Ground (0V)

7, 18, 31, 42

VCC

Positive supply voltage

13, 14, 16, 17,

19, 20, 22, 23

2B0 to 2B7

Data inputs/outputs

24

2DIR

Direction control

25

2OE

Output enable input

(active LOW)

36, 35, 33, 32,

30, 29, 27, 26

2A0 to 2A7

Data inputs/outputs

47, 46, 44, 43,

41, 40, 38, 37

1A0 to 1A7

Data inputs/outputs

48

1OE

Output enable input

(active LOW)

LOGIC SYMBOL

2DIR

24

36

35

33

32

30

29

27

26

23

22

20

19

17

16

14

13

2OE

2A0

2A1

2A2

2A3

2A4

2A5

2A6

2A7

2B0

2B1

2B2

2B3

2B4

2B5

2B6

2B7

25

1DIR

1

47

46

44

43

41

40

38

37

12

11

9

8

6

5

3

2

1OE

1A0

1A1

1A2

1A3

1A4

1A5

1A6

1A7

1B0

1B1

1B2

1B3

1B4

1B5

1B6

1B7

48

SW00197

FUNCTION TABLE

INPUTS

INPUTS/OUTPUT

nOE

nDIR

nAn

nBn

L

A = B

inputs

L

H

inputs

B = A

H

X

Z

H = HIGH voltage level

L = LOW voltage level

X = don’t care

Z = high impedance OFF-state

LOGIC SYMBOL (IEEE/IEC)

48

3 EN1 [BA]

1

G3

G6

6 EN4 [BA]

1

25

24

2

1DIR

1OE

2OE

2DIR

1B0

3 EN2 [AB]

6 EN5 [AB]

47

1A0

46

44

43

41

40

38

37

13

2B0

36

35

33

32

30

29

27

26

3

5

6

8

9

11

12

14

16

17

19

20

22

23

1A1

1A2

1A3

1A4

1A5

1A6

1A7

2A0

2A1

2A2

2A3

2A4

2A5

2A6

2A7

1B1

1B2

1B3

1B4

1B5

1B6

1B7

2B1

2B2

2B3

2B4

2B5

2B6

2B7

SW00196

2

4

5

BUS HOLD CIRCUIT

To internal circuit

VCC

Data Input

SW00044

同様の部品番号 - 74ALVC16245

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同様の説明 - 74ALVC16245

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