MC74AC138DG

Overview

The MC74AC138DG is a decoder/demultiplexer from the 74AC logic family, manufactured by onsemi. It features one input and eight outputs housed in a 16-pin SOIC package. The device operates within a supply voltage range of 2 V to 6 V and supports surface mount installation. It functions as a 1-of-8 demultiplexer with an operating temperature range spanning from -40 °C to +85 °C.

Feature Summary

• Functions as a 1-of-8 demultiplexer within the 74AC logic series
• Supports surface mount installation via a 16-pin SOIC package

Applications

• Decoder applications requiring 1-to-8 line separation
• Demultiplexing tasks in digital signal routing
• Logic circuits utilizing the 74AC standard interface

Procurement Notes

Verify the specific suffix 'DG' against the manufacturer's current datasheet to confirm package dimensions and pinout compatibility. Ensure the procurement channel provides official documentation for RoHS compliance status. Confirm that the component meets the required industrial temperature specifications before integration into the design.

Selection Notes

Select this component when a 1-of-8 decoding function is required within the 74AC logic family. The wide supply voltage range allows flexibility in power system design. Verify that the SOIC-16 package fits the available board space and that the operating temperature range aligns with the environmental conditions of the target application.

Part Context

This part belongs to the MC74AC138 series of decoders and demultiplexers produced by onsemi. It utilizes CMOS technology compatible with standard logic interfaces. The device is designed for general-purpose digital logic applications requiring reliable signal distribution across multiple output lines.

Replacement Considerations

Direct substitutes include other manufacturers' variants of the 74AC138 logic family. Verify pin compatibility and electrical characteristics before substitution.