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MC74AC253 Datasheet DUAL 4-INPUT MULTIPLEXER

Manufacturer: Motorola Semiconductor (now NXP Semiconductors)

Download the MC74AC253 datasheet PDF. This datasheet also includes the MC74ACT253 variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (MC74ACT253_Motorola.pdf) that lists specifications for multiple related part numbers.

General Description

The MC74AC253/74ACT253 contains two identical 4-input multiplexers with 3-state outputs.

They select two bits from four sources selected by common Select inputs (S0, S1).

The 4-input multiplexers have individual Output Enable (OEa, OEb) inputs which, when HIGH, force the outputs to a high impedance (High Z) state.

Overview

( DataSheet : www.DataSheet4U.com ) MC74AC253 MC74ACT253 Dual 4ĆInput Multiplexer with 3ĆState Outputs The MC74AC253/74ACT253 is a dual 4-input multiplexer with 3-state outputs.

It can select two bits of data from four sources using common select inputs.

The outputs may be individually switched to a high impedance state with a HIGH on the respective Output Enable (OE) inputs, allowing the outputs to interface directly with bus oriented systems.

Key Features

  • LD.