LS399 The Texas Instruments SN74LS399 is a quadruple 2-input multiplexer with storage, operating within the LS technology family. It features 4 channels and a commercial operating temperature range.
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LS399

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74LS399 is a quadruple 2-input multiplexer with storage, operating within the LS technology family. It features 4 channels and a commercial operating temperature range.
✓ Total Stock: 668 pcs
$ Price Range: $1.27

LS399 Available from 1 distributor

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LS399 Specifications Quick View

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

LS399 Description

Short technical summary and product information.

The Texas Instruments SN74LS399 is a monolithic quadruple two-input multiplexer with storage. It provides the functional capabilities of two separate MSI functions in a single 16-pin package. The device selects one of two 4-bit data sources and stores data synchronously with the system clock. When the word-select input is low, word 1 is applied to the flip-flops. A high input to word select causes the selection of word 2. The selected word is clocked to the output terminals on the positive-going edge of the clock pulse.

 

This multiplexer is part of the LS technology family and offers a configuration of 8:4, 2:1 with 4 channels. It operates within a temperature range of 0°C to 70°C and has a typical power dissipation of 37 milliwatts. The SN74LS399 is housed in a PDIP (N) package.

 

Applications for the SN74LS399 include use as a dual source for operands and constants in arithmetic processors, releasing processor register files for acquiring new data, implementing separate registers capable of parallel exchange of contents, and as a universal type register for implementing various shift patterns.

LS399 Quick Information

Product Type: Quadruple 2-Input Multiplexer With Storage
Canonical Name: Texas Instruments SN74LS399 Quadruple 2-Input Multiplexer With Storage
Subcategory: Digital Multiplexer

LS399 Compliance

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

LS399 Estimated Pricing

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1+ $1.27 $1.27

Estimated market price range - modelled values for guidance only, not live distributor offers.

LS399 Features

  • Quadruple 2-input multiplexer with storage
  • LS technology family
  • 4 channels
  • 0°C to 70°C operating temperature
  • PDIP (N) package

LS399 Applications

  • Dual source for operands and constants
  • Processor register file management
  • Parallel data exchange registers
  • Universal type register for shifts

LS399 FAQs

3 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the SN74LS399?

The operating temperature range for the SN74LS399 is 0°C to 70°C.

What is the typical power dissipation of the SN74LS399?

The typical power dissipation of the SN74LS399 is 37 milliwatts.

What package type is the SN74LS399 available in?

The SN74LS399 is available in a PDIP (N) package.

LS399 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
SN74LS399N
SN74LS399N
Motorola Semicondutor
The SN74LS399N from Motorola Semiconductor is a quadruple 2-input multiplexer with storage, operating within the LS technology family. It is housed in a PDIP (N) package.
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