M38510/30903BFA

Overview

The M38510/30903BFA is a military-grade quad 2-input multiplexer manufactured by Texas Instruments. It operates within a supply voltage range of 4.75 V to 5.25 V and supports an extended operating temperature range from -55 °C to 125 °C. The component utilizes a 16-pin Ceramic Flatpack (CFP) package with a lead finish of Sn/Pb solder balls. It is classified as QML certified for Military and Defense Applications, ensuring compliance with rigorous reliability standards.

Feature Summary

• Provides four independent 2-to-1 data selection paths
• Features low-power Schottky TTL logic architecture
• Includes common select inputs for synchronized channel switching

Applications

• Military avionics signal routing
• Defense communication systems
• Harsh environment data acquisition

Procurement Notes

Verify the specific ordering suffix matches the required package type and lead finish configuration. Confirm that the procurement source provides valid QML certification documentation. Ensure the component meets all environmental screening requirements specified in the MIL-M-38510 standard before integration into final assemblies.

Selection Notes

Select this component when high-reliability digital switching is required in extreme thermal conditions. The CFP package offers robust mechanical stability compared to plastic alternatives. Verify compatibility with existing system power supplies and logic levels to ensure proper interface operation without additional level shifting circuitry.

Part Context

This part belongs to the SN54LS157 family, which represents low-power Schottky TTL technology. It serves as the military-qualified counterpart to commercial variants, offering enhanced durability and performance consistency under demanding operational stressors defined by defense sector specifications.

Replacement Considerations

SNJ54LS157W