SNJ54AC11020FK

Inverter Gates Overview

The SNJ54AC11020FK is a military-grade dual 4-input positive-NAND gate manufactured by Texas Instruments. It utilizes CMOS technology and operates within a supply voltage range of 2 V to 6 V. The device features a high-speed performance with a propagation delay of 7 ns and provides a drive strength of 24 mA. It is housed in a 20-lead Quad Leadless Ceramic Chip Carrier (LCCC) package, designated as QLCC or QCCN, LCC20,.35SQ. The component is qualified for extended temperature operation ranging from -55°C to 125°C, ensuring reliability in harsh environments.

Inverter Gates Feature Summary

• Military-grade qualification for extreme environmental reliability
• High-speed CMOS logic with 7 ns propagation delay
• Robust 24 mA output drive capability
• Wide operating voltage range from 2 V to 6 V

Inverter Gates Applications

• Military aerospace avionics systems
• Spacecraft digital logic circuits
• Harsh environment industrial control units
• High-reliability communication equipment

Inverter Gates Procurement Notes

Verify the specific ordering suffix FK to confirm the leadless ceramic package and military grade status. Ensure compatibility with existing MIL-STD requirements for thermal and electrical performance. Confirm that the 20-LCCC footprint matches the PCB design constraints. Validate that the 2V to 6V supply range aligns with the system power architecture. Check for any specific handling instructions regarding moisture sensitivity level 3.

Inverter Gates Selection Notes

Select this component when military-grade reliability and high-speed NAND logic are required in a compact leadless package. It is suitable for designs needing 24 mA drive strength and operation across a wide temperature range. Consider the 2V to 6V supply flexibility for mixed-voltage interfaces. Ensure the 20-pin LCCC form factor fits the mechanical enclosure. This part is ideal for replacing older TTL equivalents with lower power consumption.

Inverter Gates Part Context

This part belongs to the SN54AC series of high-speed CMOS logic devices. The SN54 prefix indicates military qualification, distinguishing it from commercial SN54HC or SN54LS variants. The AC family offers faster switching speeds compared to HC series devices. The dual 4-input NAND configuration provides two independent gates per package. This series is designed for applications requiring robust performance in demanding conditions.

Inverter Gates Replacement Considerations

Direct substitutes include other SN54AC series parts with identical logic functions and pinouts. Verify package compatibility for 20-LCCC replacements. Ensure voltage and temperature specifications match the original design requirements. Cross-reference with SN54AC11020 variants if different suffixes are available.