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SN74ALS137A Datasheet 3-Line To 8-Line Decoders/Demultiplexers

Manufacturer: Texas Instruments

Download the SN74ALS137A datasheet PDF. This datasheet also includes the SN74AS137 variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (SN74AS137-etcTI.pdf) that lists specifications for multiple related part numbers.

General Description

The SN54ALS137A, SN74ALS137A, and SN74AS137 are 3-line to 8-line decoders/ demultiplexers with latches on the three address inputs.

When the latch-enable (LE) input is low, the devices act as decoders/demultiplexers.

When LE goes from low to high, the address present at the select (A, B, and C) inputs is stored in the latches.

Overview

SN54ALS137A, SN74ALS137A, SN74AS137 3ĆLINE TO 8ĆLINE DECODERS/DEMULTIPLEXERS WITH ADDRESS LATCHES SDAS203C − APRIL 1982 − REVISED JANUARY 1995 • Combines Decoder and 3-Bit Address Latch • Incorporates Two Output Enables.