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Multiplexers & Decoders
Inside this lesson
- Describe how a 2^n-to-1 multiplexer selects one input using n select lines
- Write the Boolean expression for a MUX output as a sum of minterms weighted by data inputs
- Trace a 4-to-1 MUX example and verify output selection by substituting select-line values
- Explain decoder operation and trace a 2-to-4 decoder activating one output line
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Educational content covering topics typical of a first- and second-year electrical engineering curriculum. Not a substitute for accredited coursework, and not suitable for real circuit or system design without review by a licensed professional engineer.