A

B

Y

SN54AHCT08, SN74AHCT08

SCLS237N – OCTOBER 1995 – REVISED SEPTEMBER 2015

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9 Detailed Description

9.1 Overview

The SNx4AHCT08 devices are quadruple 2-input positive-AND gates with low drive that will produce slow rise

and fall times. This slow transition reduces ringing on the output signal. The device has TTL inputs that allow up

9.2 Functional Block Diagram

9.3 Feature Description

•

Slow rise and fall time on outputs allow for low-noise outputs

•

TTL inputs allow up translation from 3.3 V to 5 V

9.4 Device Functional Modes

Table 1 is the function table for the SNx4AHCT08.

Table 1. Function Table

(Each Gate)

INPUTS

OUTPUT

Y

A

B

H

H

H

L

X

L

X

L

L

8

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