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SNJ54LS02FK is listed in the Inverter Gates range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC GATE NOR 4CH 2-INP 20LCCC. Review the specifications below when checking this part for your BOM.
The SNJ54LS02FK is a military-grade quadruple 2-input positive-NOR gate manufactured by Texas Instruments. It operates within a temperature range of -55°C to 125°C and utilizes a 20-pin LCCC (FK) package. The device features push-pull outputs with a maximum output current of 8 mA. It is designed for high-speed logic applications requiring robust performance in extreme environments.
Verify the specific ordering suffix matches the required package variant. Confirm RoHS exemption status as military parts often differ from commercial standards. Ensure supply chain authorization meets military procurement requirements before finalizing orders.
Select this component when military certification and hermetic sealing are mandatory. Compare pin counts and logic families against existing designs to ensure compatibility. Verify thermal management capabilities align with system constraints.
This part belongs to the SN5402 family, specifically the LS series optimized for lower power consumption compared to standard TTL. It serves as a direct replacement for other military-qualified NOR gates in legacy defense systems requiring identical logical functionality.
SNJ54S02FK offers Schmitt trigger inputs for noise immunity. SNJ5402FK provides standard TTL characteristics. Verify voltage levels and input thresholds match the target circuit design.
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