SN74AS138 The Texas Instruments SN74AS138 is a 3-Line to 8-Line Decoder/Demultiplexer utilizing AS technology. It operates within a temperature range of 0°C to 70°C.
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SN74AS138

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Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74AS138 is a 3-Line to 8-Line Decoder/Demultiplexer utilizing AS technology. It operates within a temperature range of 0°C to 70°C.
✓ Total Stock: 77 pcs

SN74AS138 Available from 1 distributor

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SN74AS138 Specifications Quick View

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SN74AS138 Description

Short technical summary and product information.

The SN74AS138 from Texas Instruments is a high-performance 3-line to 8-line decoder/demultiplexer designed for applications requiring fast decoding and data routing. It belongs to the AS technology family and is suitable for high-speed memory decoding or data transmission systems.

 

This device features three enable inputs, simplifying cascading and data reception without the need for external inverters. The conditions at the binary-select inputs (A, B, and C) and the three enable inputs determine which of the eight output lines is selected. One enable input can also function as a data input for demultiplexing tasks.

 

The SN74AS138 operates within a temperature range of 0°C to 70°C and has a maximum supply current of 20000µA. It is available in PDIP, SOIC, and SOP package types, all of which are through-hole mounted.

 

Designed for applications where minimizing system decoding effects and propagation delay times is crucial, the SN74AS138 ensures that decoder delays are less than the typical access time of high-speed memories, making the system decoder's contribution negligible.

SN74AS138 Quick Information

Product Type: Decoder/Demultiplexer
Canonical Name: SN74AS138 3-Line to 8-Line Decoder/Demultiplexer
Subcategory: 3-Line to 8-Line Decoders/Demultiplexers

SN74AS138 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SN74AS138 Features

  • 3-line to 8-line decoder/demultiplexer
  • AS technology family
  • Operates from 0°C to 70°C
  • Three enable inputs simplify cascading
  • Available in PDIP, SOIC, and SOP packages

SN74AS138 Applications

  • High-speed memory decoding
  • Data routing applications
  • System decoding minimization
  • Demultiplexing tasks

SN74AS138 FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the SN74AS138?

The operating temperature range is 0°C to 70°C.

What technology family does the SN74AS138 belong to?

The SN74AS138 belongs to the AS technology family.

What is the maximum supply current for the SN74AS138?

The maximum supply current is 20000µA.

What package types are available for the SN74AS138?

The SN74AS138 is available in PDIP, SOIC, and SOP package types.

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