54F163/BEA

Overview

The 54F163/BEA is a synchronous 4-bit binary counter manufactured by Rochester Electronics. It features parallel data loading, asynchronous reset, and ripple carry output capabilities. The device operates within the military temperature range and is housed in a ceramic package suitable for high-reliability applications.

Feature Summary

• Synchronous four-bit binary counting with parallel load capability
• Asynchronous master reset input for immediate clearing
• Ripple carry output for cascading multiple counter stages

Applications

• Military aerospace timing systems
• Space-grade digital counters
• High-reliability industrial control logic

Procurement Notes

Verify the specific revision code and lot traceability against MIL-PRF-38535 Class Q or V requirements. Confirm that the component matches the original manufacturer's datasheet specifications for electrical performance and mechanical dimensions before integration into critical systems.

Selection Notes

Select this component when a synchronous 4-bit counter with parallel load and asynchronous reset is required for harsh environments. Ensure compatibility with existing logic families and verify that the ceramic package meets thermal and mechanical constraints of the target assembly.

Part Context

This part belongs to the SN54F series of logic devices, adapted for military and space qualifications. Rochester Electronics provides lifecycle support for end-of-life components, ensuring availability for long-term production programs requiring certified heritage parts.

Replacement Considerations

Direct substitutes include other qualified SN54F163 variants from authorized sources. Verify pinout compatibility and electrical parameters match the original design requirements before substitution.