Product Summary

The SN74AS157DR is a quadruple 1-of-2 data selector/multiplexer. It contains inverters and drivers to supply full data selection to the four output gates. A separate strobe (G) input is provided. A 4-bit word is selected from one of two sources and is routed to the four outputs. The SN74AS157DR presents true data. The SN74AS157DR is characterized for operation over the full military temperature range of 0℃ to 70℃.

Parametrics

SN74AS157DR absolute maximum ratings: (1)Supply voltage, VCC: 7V; (2)Input voltage, VI: 7V; (3)Operating free-air temperature range, TA: 0℃ to 70℃; (4)Storage temperature range: -65℃ to 150℃.

Features

SN74AS157DR features: (1) Buffered Inputs and Outputs; (2) Package Options Include Plastic Small-Outline (D) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs.

Diagrams

SN74AS157DR block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
SN74AS157DRE4
SN74AS157DRE4

Texas Instruments

Encoders, Decoders, Multiplexers & Demultiplexers Quad 1-of-2 Data Selector/Multiplexer

Data Sheet

Negotiable 
SN74AS157DRG4
SN74AS157DRG4

Texas Instruments

Encoders, Decoders, Multiplexers & Demultiplexers QUAD 1 of 2 Data SELECTR Mltplxrs

Data Sheet

Negotiable 
SN74AS157DR
SN74AS157DR

Texas Instruments

Encoders, Decoders, Multiplexers & Demultiplexers Quad 1-of-2 Data Selector/Multiplexer

Data Sheet

Negotiable