1

PS8556D

06/07/06

OE

GND

1

2

4

5

3

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Buffer with 3-State Output

Description

The PI74STX1G126 is a buffer with 3-state output that operates over

PI74STX1G126

Block Diagram

PinConfiguration

OE

AIN

YOUT

Features

• Power down high-impedance inputs/outputs

• Packaging (Pb-free & Green available):

– 5-pin SOT23 (T)

– 5-pin SC70 (C)

s

t

u

p

n

It

u

p

t

u

O

E

I

U

O

H

H

L

L

H

X

L

H

Z

FunctionTable

Notes:

H = HIGH Logic Level

L = LOW Logic Level

Z = HIGH Impedance

PinDescription

s

e

m

a

N

n

i

Pn

o

i

t

p

i

r

c

s

e

D

I

t

u

p

n

I

E

Ot

u

p

n

I

U

O

t

u

p

t

u

O

Notes:

1. Unused inputs must be held HIGH or LOW. They may not float.

r

e

t

e

m

a

r

a

Pn

o

i

t

i

d

n

o

C.

n

i

M.

x

a

Ms

t

i

n

U

V

(

e

g

a

tl

o

V

y

l

p

p

u

S

C

6

.

15

.

5

V

V

(

e

g

a

tl

o

V

t

u

p

n

I

N

5

.

5

V

(

e

g

a

tl

o

V

t

u

p

t

u

O

T

U

O

)0

C

e

r

u

t

a

r

e

p

m

e

T

g

n

it

a

r

e

p

O0

4

–5

8C

°

d

n

a

e

s

i

R

t

u

p

n

I

t

(

e

m

i

T

ll

a

F

C

,

V

8

.

1

=

V

2

.

0

±

V

5

.

2

00

2

V

/

s

n

C

,

V

3

.

3

=

V

3

.

0

±

00

1

C

,

V

0

.

5

=

V

5

.

0

±

05

06-0217