SN74AHCT138MDREP

Signal Switches, Multiplexers, Decoders Overview

The SN74AHCT138MDREP is a Texas Instruments logic component belonging to the 74AHCT series. It functions as a 3-line to 8-line decoder or demultiplexer housed in a 16-pin TSSOP package. The device operates with a supply voltage range of 4.5 V to 5.5 V and features CMOS input/output characteristics. It supports surface-mount installation and is rated for an operating temperature range from -40°C to +125°C. The part includes three enable inputs to manage signal routing effectively within digital circuits.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides decoding and demultiplexing capabilities for high-performance memory systems
• Features ultra-low propagation delay to minimize system latency
• Includes three enable inputs for flexible control and data routing

Signal Switches, Multiplexers, Decoders Applications

• High-performance memory decoding
• Data routing applications
• System address decoding

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix 'MDREP' against official Texas Instruments documentation to confirm military enhancement status and exact pinout compatibility. Ensure the ordering information matches the required TSSOP-16 package and AHCT logic family specifications before procurement.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when low propagation delay is critical for system performance. The AHCT series ensures TTL-compatible inputs while maintaining CMOS output drive capabilities. Verify that the 4.5 V to 5.5 V supply voltage range aligns with the target circuit design requirements.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the broader 74AHCT138 family of decoders and demultiplexers manufactured by Texas Instruments. The 'MDREP' designation typically indicates a specific packaging, reliability, or environmental qualification variant within the standard SN74AHCT138 product line, distinguished by its industrial or extended temperature ratings and specific reel packaging.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Compatible substitutes include SN74AHCT138DR, SN74AHCT138D, and SN74AHCT138PW. Verify pin compatibility and electrical specifications before substitution.