54175/BFA

Overview

The Rochester Electronics LLC 54175/BFA is a high-speed octal flip-flop component belonging to the SN54175 family. It features a parallel data input structure with independent clock inputs for each set of four bits, enabling flexible data storage and transfer operations in complex digital logic circuits. The device utilizes a hermetically sealed ceramic flatpack package designed for military and aerospace environments, ensuring reliability under extreme conditions.

Feature Summary

• Octal flip-flop architecture providing eight D-type storage elements
• Independent clock inputs for each group of four bits
• Hermetically sealed ceramic flatpack construction
• Designed for harsh environment and MIL-STD-883 compliance

Applications

• Military avionics data processing systems
• Aerospace telemetry and command storage
• High-reliability industrial control logic
• Defense communication equipment registers

Procurement Notes

Verify manufacturer authorization and traceability documentation when sourcing this component. Ensure that the part meets specific military qualification standards required for your application. Request full test reports and material certifications to confirm compliance with environmental and performance specifications before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring robust data storage in radiation or vibration-prone environments. Consider its pinout compatibility with existing board layouts and verify voltage levels against system requirements. Evaluate thermal management needs due to the ceramic package characteristics and ensure adequate clearance for mounting within constrained chassis designs.

Part Context

This component is part of the broader SN54175 family of octal flip-flops produced by Texas Instruments and distributed by Rochester Electronics. It serves as a critical element in sequential logic design, offering reliable data retention capabilities. The BFA suffix indicates a specific package variant optimized for high-reliability sectors, distinguishing it from commercial grade equivalents.

Replacement Considerations

Direct replacements include other SN54175 variants with compatible pinouts and electrical characteristics. Verify that substitute parts maintain the same hermetic sealing and military qualification status to ensure equivalent performance in critical systems.