SN74AHC138N

Signal Switches, Multiplexers, Decoders Overview

The SN74AHC138N is a single-function logic decoder/demultiplexer from the Texas Instruments AHC series. It converts three binary inputs into one of eight active-low outputs. The device operates within a supply voltage range of 2 V to 5.5 V and features low dynamic power consumption. It utilizes standard DIP-16 packaging for through-hole mounting. The component supports an operating temperature range up to 85 °C and includes three enable inputs for system control.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides decoding functionality by selecting one of eight distinct output lines based on three address inputs.
• Incorporates three independent enable inputs to manage device activation and system synchronization.
• Utilizes advanced CMOS technology to achieve low static and dynamic power dissipation.

Signal Switches, Multiplexers, Decoders Applications

• Address decoding in microprocessor-based systems
• Demultiplexing data streams in digital communication circuits
• Control logic implementation in industrial automation equipment

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix 'N' confirms the PDIP-16 package and commercial temperature grade. Confirm RoHS compliance status as indicated in official documentation. Ensure the ordering part number matches the exact functional requirements before procurement.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when a reliable 3-to-8 line decoder is required for general-purpose logic applications. The wide supply voltage range allows compatibility with various digital logic families. Consider the DIP-16 package for prototyping or legacy board designs requiring through-hole assembly.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the SN74AHC138 family of high-speed CMOS decoders. It serves as a standard solution for address decoding tasks in embedded systems. The AHC series offers performance improvements over older HC technologies while maintaining pin compatibility.

Signal Switches, Multiplexers, Decoders Replacement Considerations

SN74HC138N: Compatible alternative with similar specifications but potentially different speed characteristics. Verify voltage levels and propagation delays match design requirements.