SN74ALS158 The SN74ALS158 from Texas Instruments is a quadruple 1-of-2 data selector/multiplexer. It belongs to the ALS technology family and operates within a commercial temperature range.
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SN74ALS158

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Mfr Name: Texas Instruments
Texas Instruments
The SN74ALS158 from Texas Instruments is a quadruple 1-of-2 data selector/multiplexer. It belongs to the ALS technology family and operates within a commercial temperature range.
✓ Total Stock: 142 pcs

SN74ALS158 Available from 1 distributor

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SN74ALS158 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Configuration
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Number of Channels
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SN74ALS158 Description

Short technical summary and product information.

The SN74ALS158 is a digital multiplexer IC from Texas Instruments, part of the ALS (Advanced Low-power Schottky) family. This component functions as a quadruple 1-of-2 data selector, meaning it can select one of two input sources for each of its four output channels. The configuration is 2:1, and it features buffered inputs and outputs.

 

Designed for digital logic applications, the SN74ALS158 operates over a commercial temperature range of 0°C to 70°C. It is available in various package options including Plastic Small-Outline (SOP), SOIC, and PDIP. The device includes a separate strobe input (G\) for data selection control. The SN74ALS158 presents inverted data to the outputs, which helps minimize propagation delay time compared to its true-data counterparts.

 

This multiplexer is suitable for applications requiring efficient data routing and selection within digital systems. Its ALS technology offers a balance of speed and low power consumption. The buffered outputs ensure signal integrity when driving subsequent logic stages.

SN74ALS158 Quick Information

Product Type: Digital Multiplexer
Canonical Name: SN74ALS158 Quadruple 1-of-2 Data Selectors/Multiplexers
Subcategory: Multiplexers

SN74ALS158 Compliance

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

SN74ALS158 Features

  • Quadruple 1-of-2 data selectors/multiplexers.
  • ALS technology family for balanced performance.
  • 2:1 configuration for data selection.
  • Operates from 0°C to 70°C.
  • Available in SOP, SOIC, and PDIP packages.

SN74ALS158 Applications

  • Data routing in digital logic systems.
  • Signal selection in multiplexed buses.
  • Input/output expansion for microcontrollers.
  • Used in telecommunications switching circuits.
  • Ideal for industrial control logic.

SN74ALS158 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the technology family of the SN74ALS158?

The SN74ALS158 belongs to the ALS technology family.

What is the function of the SN74ALS158?

The SN74ALS158 functions as a Digital Multiplexer.

What is the configuration of the SN74ALS158 multiplexer?

The SN74ALS158 has a 2:1 configuration.

How many channels does the SN74ALS158 support?

The SN74ALS158 supports 4 channels.

What is the operating temperature range for the SN74ALS158?

The SN74ALS158 operates from 0°C to 70°C for commercial applications and -55°C to 125°C for military applications.

What package options are available for the SN74ALS158?

The SN74ALS158 is available in SOP (NS), SOIC (D), and PDIP (N) package types.

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