2

PS8325

09/14/98

PI74VCX16245

2.5V 16-Bit Bidirectional Transceiver with 3-State Outputs

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s

t

u

p

n

I

)

1

(

s

t

u

p

t

u

O

)

1

(

E

O

xR

I

D

x

LL

A

s

u

B

o

t

a

t

a

D

B

s

u

B

LH

B

s

u

B

o

t

a

t

a

D

A

s

u

B

HX

e

t

a

t

S

Z

h

g

i

H

e

m

a

N

n

i

Pn

o

it

p

i

r

c

s

e

D

E

O

x)

W

O

L

e

v

it

c

A

(

st

u

p

n

I

el

b

a

n

E

t

u

p

t

u

O

E

T

A

T

S

-

3

R

I

D

xt

u

p

n

I

l

o

rt

n

o

C

n

o

it

c

e

ri

D

x

A

xst

u

p

n

I

E

T

A

T

S

-

3

r

o

st

u

p

n

I

A

e

d

i

S

x

B

xst

u

p

t

u

O

E

T

A

T

S

-

3

r

o

st

u

p

n

I

B

e

d

i

S

D

N

Gd

n

u

o

r

G

C

r

e

w

o

P

1

2

3

4

5

6

7

8

9

48

10

47

11

46

12

45

13

44

14

43

15

42

16

41

17

40

18

39

19

38

20

37

21

36

22

35

23

34

24

33

32

31

30

29

28

27

26

25

Product Pin Description

Notes:

1.

H = High Signal Level

L = Low Signal Level

X = Don’t Care or Irrelevant

Z = High Impedance

Product Pin Configuration

48-PIN

A48

V48

1OE

1A0

1A1

GND

1A2

1A3

VCC

1A4

1A5

GND

1A6

1A7

2A0

2A1

GND

2A2

2A3

VCC

2A4

2A5

GND

2A6

2A7

2OE

1DIR

1B0

1B1

GND

1B2

1B3

VCC

1B4

1B5

GND

1B6

1B7

2B0

2B1

GND

2B2

2B3

VCC

2B4

2B5

GND

2B6

2B7

2DIR