M38510/30903BEA

Overview

The Texas Instruments M38510/30903BEA is a military-grade quad 2-line-to-1 data selector/multiplexer. It operates within a temperature range of -55°C to 125°C and utilizes a 16-pin ceramic dual in-line package (CDIP). The component is part of the SN54LS157 family, designed for high-reliability digital logic applications requiring robust environmental performance.

Feature Summary

• Military-grade qualification ensuring reliability in extreme environments
• Quad configuration providing four independent multiplexing channels
• Low-power Schottky TTL technology for efficient operation

Applications

• Defense communication systems
• Avionics signal routing
• Spacecraft data management

Procurement Notes

Verify that the specific order includes the MIL-M-38510 certification documentation. Confirm the CDIP package variant matches the design requirements. Ensure compliance with QML standards if required by the procurement specification. Check for any specific screening levels mandated by the end-use application.

Selection Notes

Select this component when military-grade reliability and wide temperature tolerance are mandatory. It serves as a direct replacement for commercial LS157 variants in harsh environments. Consider the ceramic package for superior thermal and mechanical stability compared to plastic alternatives.

Part Context

This device belongs to the SN54LS157 family of low-power Schottky TTL logic circuits. It provides four independent 2-input multiplexers controlled by a common select line. The military version ensures consistent performance across extended temperature ranges where standard catalog parts may fail.

Replacement Considerations

SNJ54LS157J

FAQ

What is the operating temperature range?

-55°C to 125°C

What package type does it use?

16-pin Ceramic Dual In-Line Package (CDIP)