74VHC244(2005) Просмотр технического описания (PDF) - Fairchild Semiconductor

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74VHC244
(Rev.:2005)

Octal Buffer/Line Driver with 3-STATE Outputs

Fairchild Semiconductor 

Pin Descriptions

Pin Names

OE1, OE2

I0–I7

O0–O7

Truth Tables

Inputs

OE1

In

L

L

L

H

H

X

Inputs

OE2

In

L

L

L

H

H

X

H HIGH Voltage Level

L LOW Voltage Level

I Immaterial

Z High Impedance

Description

3-STATE Output Enable Inputs

Inputs

3-STATE Outputs

Outputs

(Pins 12, 14, 16, 18)

L

H

Z

Outputs

(Pins 3, 5, 7, 9)

L

H

Z

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