SNJ54LVC14AFK

Product Overview

SNJ54LVC14AFK is a Texas Instruments (TI) military-grade hex Schmitt-trigger inverter IC designed for high-speed digital signal conditioning applications. The device integrates six independent inverters with Schmitt-trigger inputs, providing enhanced noise immunity and clean signal transitions for slow or noisy input signals. Built with advanced low-voltage CMOS (LVC) technology, SNJ54LVC14AFK supports 2V to 3.6V operation, TTL-compatible input capability and high-speed switching performance. The device is housed in a 20-pin LCCC ceramic package and is designed for aerospace, military and high-reliability industrial systems. 

Key Features

• Manufacturer: Texas Instruments (TI)

• Part Number: SNJ54LVC14AFK

• Device Type: Hex Schmitt-Trigger Inverter

• Product Category: Military CMOS Logic IC

• Logic Family: 54LVC Low-Voltage CMOS

• Function: Six independent NOT gates with Schmitt-trigger inputs

• Number of Channels: 6 inverter channels

• Input Type: Schmitt-trigger CMOS input

• Output Type: Push-pull CMOS output

• Supply Voltage Range: 2V to 3.6V

• Typical Supply Voltage: 3.3V

• Input Compatibility: Supports TTL-compatible input signals

• Propagation Delay: Approximately 5ns to 10ns

• Output Drive Current: ±24mA

• Quiescent Current: Up to 10µA

• Features: Balanced outputs, over-voltage tolerant inputs and partial power-down protection

• Technology: Advanced CMOS (LVC)

• Package Type: LCCC-20 ceramic package

• Mounting Type: Surface mount

• Operating Temperature: -55°C to +125°C

• Qualification Level: Military grade

• Typical Use: Aerospace electronics, military systems, industrial controllers and signal processing equipment

• Ordering / Packaging Note: SNJ54LVC14AFK buyers should verify ceramic package condition, manufacturer marking, date code, military certification and traceability requirements before purchase.

Applications

SNJ54LVC14AFK is used in digital systems requiring signal inversion, waveform shaping and noise-resistant signal processing. Typical applications include clock conditioning circuits, pulse shaping, communication interfaces, industrial automation controllers, aerospace electronics and military embedded systems. The Schmitt-trigger input structure improves reliability when handling slow edge rates or noisy signals. 

Quality & Sourcing

Antrex Electronics can support SNJ54LVC14AFK sourcing with stock availability checks, RFQ quotation, manufacturer verification, ceramic package inspection, date code review and shipment arrangement. For military-grade components, customers can provide required quality standards, inspection requirements and traceability specifications for sourcing support.

Quality support can include marking verification, visual inspection, X-ray inspection coordination and third-party testing when required. OEMs, aerospace suppliers, EMS providers and repair centers are welcome to submit BOM lists or hard-to-find military component requirements.