74VHC240 Ver la hoja de datos (PDF) - Fairchild Semiconductor

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74VHC240

Octal Buffer/Line Driver with 3-STATE Outputs

Fairchild Semiconductor 

Pin Descriptions

Pin Names

OE1, OE2

I0–I7

O0–O7

Description

3-STATE Output Enable Inputs

Inputs

Outputs 3-STATE Outputs

Truth Tables

Inputs

OE1

In

L

L

L

H

H

X

Inputs

OE1

In

L

L

L

H

H

X

H HIGH Voltage Level

L LOW Voltage Level

X Immaterial

Z High Impedance

Outputs

(Pins 12, 14, 16, 18)

H

L

Z

Outputs

(Pins 3, 5, 7, 9)

H

L

Z

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