SNJ54S65FK

Inverter Gates Overview

The SNJ54S65FK is a high-speed Schottky TTL AND-OR-Invert gate manufactured by Texas Instruments. It features a single function with 11 inputs and operates within a military-grade temperature range of -55°C to 125°C. The device utilizes a 20-pin Ceramic Quad Flat Pack (CQCC) package, specifically the LCC20 configuration. It is designed for robust performance in demanding environments, adhering to standard TTL logic levels.

Inverter Gates Feature Summary

• High-speed Schottky TTL technology for rapid switching
• Military-grade operational temperature range
• Single-function AND-OR-Invert logic structure

Inverter Gates Applications

• Military avionics systems
• Spacecraft logic circuits
• Harsh environment industrial control

Inverter Gates Procurement Notes

Verify the specific suffix 'FK' corresponds to the ceramic quad flat pack variant. Confirm RoHS status as non-compliant or exempt due to military specifications. Ensure the supplier provides traceability documentation required for aerospace or defense procurement standards.

Inverter Gates Selection Notes

Select this component when high-speed logic is required alongside extreme temperature resilience. The CQCC package offers superior thermal and mechanical stability compared to plastic variants. Verify input voltage compatibility with existing 5V TTL systems before integration into the design.

Inverter Gates Part Context

This part belongs to the Texas Instruments 54S series, which denotes high-speed Schottky TTL logic. The 54-series designation indicates military qualification, distinguishing it from the commercial 74S series. It serves as a critical building block for complex combinational logic in ruggedized electronic assemblies.

Inverter Gates Replacement Considerations

Direct substitutes include other 54S65 variants from qualified manufacturers. Verify pinout compatibility and electrical characteristics match exactly. Plastic package equivalents like SN74S65 are not suitable for the specified temperature range.