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The MC74HC4051ADTR2G is a single-channel analog multiplexer/demultiplexer manufactured by onsemi in a TSSOP-16 package. It operates with a digital supply voltage (VCC) of 2.0 V to 6.0 V and an analog supply range (VCC - VEE) of 2.0 V to 12.0 V. The device features a maximum ON resistance of 190 Ω at VCC = 4.5 V, with a channel-to-channel matching of 30 Ω. Propagation delays are specified at 270 ns for channel-select to output and 40 ns for input to output at VCC = 2.0 V. The component supports an operating temperature range from -55°C to +125°C.
Verify the specific suffix 'DT' confirms the TSSOP-16 package type and 'R2G' indicates tape-and-reel packaging with lead-free compliance. Confirm RoHS status and material declarations match project requirements before finalizing orders.
Select this part when a single 8-channel multiplexer is required in a thin small-outline package. Ensure the application voltage does not exceed the 12.0 V total supply limit and that the 190 Ω maximum ON resistance meets the circuit's impedance requirements.
This component belongs to the MC74HC4051A family of high-performance silicon-gate CMOS analog switches. It shares pinout compatibility with older metal-gate devices like the MC14051AB, facilitating direct upgrades in existing designs while offering improved electrical performance.
MC74HC4051ADR2G serves as a functional equivalent using the SOIC-16 package instead of TSSOP-16. Verify mechanical footprint differences and ensure thermal dissipation characteristics remain within acceptable limits for the target PCB layout.