54LS298/BEA

Overview

The 54LS298/BEA is a quad 2-input multiplexer with storage, manufactured by Rochester Electronics. It belongs to the LS series of TTL logic devices and is dual marked as M38510/30909BEA. The component features four independent multiplexers, each capable of selecting one of two data inputs based on a select line, with output storage capabilities. It is designed for military-grade reliability and operates within standard TTL voltage levels.

Feature Summary

• Quad configuration providing four independent 2-input multiplexing channels
• Integrated storage functionality for maintaining selected input states
• Dual marking indicating compliance with MIL-PRF-38510 specifications

Applications

• Military aerospace signal routing systems
• High-reliability digital data selection circuits
• Storage-based multiplexing in defense electronics

Procurement Notes

Verify the dual marking M38510/30909BEA against official manufacturer documentation to confirm authenticity. Ensure the component meets all specified military standards for performance and environmental resilience before integration into critical systems.

Selection Notes

Select this component when quad 2-input multiplexing with storage is required in a military-grade environment. It is suitable for applications demanding high reliability and compliance with specific military procurement standards, replacing standard commercial logic devices in harsh conditions.

Part Context

Rochester Electronics specializes in supplying quality semiconductor products equal to original OEM specifications. This device is part of their portfolio of logic ICs, ensuring performance consistency with industry manufacturers while meeting DLA standards for critical supply chains.

Replacement Considerations

Direct substitutes include other 54LS298 variants from qualified manufacturers that meet MIL-PRF-38510 requirements. Verify pin compatibility and electrical characteristics before substitution.