54154DMQB

Overview

The DM54154DMQB is a high-reliability, military-grade integrated circuit manufactured by National Semiconductor. It functions as a 4-line to 16-line decoder or demultiplexer within the 5400 series logic family. The device utilizes TTL technology and is designed for operation in demanding environments, featuring a wide temperature range suitable for aerospace and defense applications.

Feature Summary

• Provides decoding or demultiplexing functionality from four address lines to sixteen outputs
• Constructed using TTL technology for robust digital signal processing
• Designed for high reliability and extended operational stability

Applications

• Aerospace and defense electronic systems
• Military-grade data routing and switching
• High-reliability industrial control interfaces

Procurement Notes

Verify component authenticity through authorized distributors or certified suppliers. Confirm that the part matches the specific DM54154DMQB marking and package configuration. Request full traceability documentation and test reports to ensure compliance with military specifications. Inspect for physical damage upon receipt.

Selection Notes

Select this component when designing systems requiring verified military-grade reliability and TTL compatibility. Ensure the application environment supports the specified operating conditions. Consider pinout compatibility if replacing existing designs. Validate that the 16-output capacity meets the system's addressing requirements without excessive buffering.

Part Context

This component belongs to the 5400 series of logic devices, which are characterized by their use in high-reliability and military applications compared to commercial variants. It shares functional similarities with other decoders like the SN54154 but is distinguished by its specific manufacturing origin and qualification standards under the National Semiconductor brand.

Replacement Considerations

Compatible substitutes include the SN54154 and DM54LS154. Verify that alternative parts maintain identical pin configurations and electrical characteristics. Ensure any replacement meets the required military temperature and reliability standards.