SNJ54ACT11240FK

Buffers, Drivers, Receivers, Transceivers Overview

The SNJ54ACT11240FK is a military-grade octal buffer and driver featuring three-state outputs, manufactured by Texas Instruments. It belongs to the 54ACT series, designed for high-speed digital applications requiring robust performance in harsh environments. The component utilizes a 20-lead Leadless Ceramic Chip Carrier (LCCC) package with FK suffix designation. It operates within a supply voltage range of 4.5V to 5.5V and supports an extended industrial temperature range from -55°C to 125°C. The device provides bidirectional data bus driving capabilities with low input capacitance and controlled output slew rates.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Military-grade reliability suitable for demanding operational environments
• Octal configuration providing eight independent buffer channels
• Three-state output capability for efficient bus line management
• Leadless ceramic packaging ensuring thermal stability and durability

Buffers, Drivers, Receivers, Transceivers Applications

• Military avionics systems requiring radiation-hardened or high-reliability logic
• High-speed data bus interfaces in defense communication equipment
• Industrial control systems operating under extreme temperature conditions
• Aerospace computing modules needing robust signal buffering

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific revision level and lot traceability documentation when sourcing this military-grade component. Confirm that the LCCC package integrity meets aerospace or defense standards. Ensure compatibility with existing board layouts due to the specific pinout of the 20-LCCC form factor. Check for RoHS non-compliance status as indicated by the manufacturer's classification for this series.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this part when designing systems that require octal buffering with three-state control in high-temperature or vibration-prone settings. The ACT technology offers speed comparable to ALS logic with CMOS power consumption. Consider the 20-LCCC package constraints for PCB footprint design. Verify that the 4.5V to 5.5V supply range aligns with the system's power distribution network requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This component is part of the broader 54-series family, which denotes military-grade qualification distinct from commercial 74-series counterparts. The 54ACT series represents Advanced CMOS technology, balancing speed and power efficiency. The SNJ prefix typically indicates a specific manufacturing source or qualification standard within the Texas Instruments portfolio for defense applications.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include other military-grade octal buffers such as the SNJ54ALS240AFK or SNJ54AS240AJ, though electrical characteristics like drive strength and propagation delay may vary. Verify pin-to-pin compatibility and ensure the replacement maintains the required three-state functionality and temperature rating.