SN74HC166DR vs SN74HC138DE4

This in-depth comparison of the SN74HC166DR and SN74HC138DE4 provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

SN74HC166DR

Texas Instruments

Lifecycle
Active
Stock
5724 PCS
Package
SOIC-16
Series
Logic - Shift Registers
+BOM RFQ
Part B

SN74HC138DE4

Texas Instruments

Lifecycle
Active
Stock
9970 PCS
Package
SOIC-16
Series
Logic - Signal Switches, Multiplexers, Decoders
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification SN74HC166DR SN74HC138DE4
Supplier - Texas Instruments
Series 74HC 74HC
Part Status Active Discontinued at Digi-Key
Type - Decoder/Demultiplexer
Circuit - 1 x 3:8
Independent Circuits - 1
Current - Output High Low - 5.2mA, 5.2mA
Voltage Supply Source - Single Supply
Voltage - Supply 2V ~ 6V 2V ~ 6V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount
Logic Type Shift Register -
Output Type Push-Pull -
Number of Elements 1 -
Number of Bits per Element 8 -
Function Parallel or Serial to Serial -
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