74AC11138D

Signal Switches, Multiplexers, Decoders Overview

The SN74AC11138D is a high-speed CMOS decoder and demultiplexer manufactured by Texas Instruments. It features an 8-line to 3-output configuration with inverted outputs, housed in a 16-pin SOIC surface-mount package. The device operates within a supply voltage range of 2V to 6V and supports a wide operating temperature range from -40°C to +85°C. Designed for low power consumption and fast switching speeds, it utilizes standard CMOS technology compatible with various logic families.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides 8-to-3 decoding and demultiplexing functionality with active-low outputs
• Features three enable inputs for flexible control and system integration
• Operates reliably across a broad industrial temperature range

Signal Switches, Multiplexers, Decoders Applications

• Address decoding in microprocessor-based systems
• Data routing and signal distribution in digital circuits
• Memory chip select generation

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix 'D' confirms the SOIC-16 surface mount package variant. Ensure compatibility with 2V to 6V supply rails and check that the inverted output polarity aligns with the target circuit design requirements before procurement.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when an 8-to-3 decoding function is required in a space-constrained surface-mount application. It is suitable for designs needing operation between 2V and 6V with standard CMOS input/output levels.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the Texas Instruments 74AC logic family, known for high speed and low power consumption. It serves as a functional equivalent to other industry-standard 8-to-3 decoders, providing a reliable solution for address decoding and data selection tasks in modern electronic systems.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Cross-reference with SN74HC138 or SN74HCT138 for similar functionality in HC/HCT families. Verify pinout compatibility and voltage level differences when substituting with parts from other manufacturers.