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Common questions from engineers and buyers evaluating this part.
The 74F399SJ is a quad 2-input analog multiplexer designed for routing analog or digital signals. It selects between two input sources and routes to four output channels, making it ideal for data acquisition, signal gating, and communication systems.
The 74F399SJ is housed in a 16-pin SOP (Small Outline Package) suitable for surface-mount assembly.
The 74F399SJ is an obsolete component, meaning it is no longer in active production. Availability may be limited, so we recommend requesting a quote to check current stock.
Commercial availability, condition, packaging and traceability are confirmed against your exact requirement through RFQ.
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