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The MC74VHC4051M is an analog multiplexer/demultiplexer manufactured by onsemi, housed in a 16-SOIC surface-mount package. It features one 8:1 circuit configuration with a maximum on-resistance of 100 ohms and channel-to-channel matching of 10 ohms. The device operates on a single supply voltage of 2V to 6V or dual supplies of ±1V to 6V. Key electrical parameters include a maximum switch time of 41ns (Ton) and 32ns (Toff), off-state leakage current of 200nA, and crosstalk of -50dB at 1MHz. It functions within a temperature range of -40°C to 85°C.
Verify component authenticity through authorized distributors due to potential availability issues. Confirm RoHS compliance status as manufacturing status may affect environmental certifications. Check for specific ordering suffixes that denote tape-and-reel versus tube packaging variations. Ensure the supplier provides valid traceability documentation for quality assurance purposes.
Select this component when low on-resistance and high linearity are required for analog signal paths. Compare propagation delays against system timing requirements. Verify that the 16-SOIC package dimensions fit the PCB layout constraints. Consider thermal dissipation limits if multiple switches are active simultaneously under load conditions.
This part belongs to the 74VHC series of high-speed CMOS logic devices. It serves as an analog switch solution compatible with standard digital control interfaces. The device replaces older metal-gate counterparts with improved performance metrics while maintaining pin compatibility with legacy designs.
Direct substitutes include SN74LV4051AD from Texas Instruments. Alternative options involve checking other manufacturers' 8:1 analog mux offerings with similar voltage ranges and package types.