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The MC74HCT4051ADR2G is an analog multiplexer/demultiplexer manufactured by onsemi, utilizing silicon-gate CMOS technology. It features a single-pole eight-position configuration with a common off state. The device operates with a digital supply voltage (VCC) ranging from 2.0 V to 6.0 V and an analog power supply range (VCC − VEE) of 2.0 V to 12.0 V. Key electrical parameters include a maximum ON resistance of 100 Ω at VCC = 6.0 V, a maximum OFF-channel leakage current of 1.0 µA, and a -3 dB bandwidth of 80 MHz. It provides low crosstalk (-60 dB @ 1 MHz) and channel-to-channel matching of 10 Ω.
Verify the specific ordering suffix 'R2G' confirms the tape-and-reel packaging format containing 2500 units per reel. Confirm RoHS compliance status as indicated by the 'G' suffix. Ensure the SOIC-16 package dimensions match the design footprint requirements before finalizing procurement orders.
Select this component when LSTTL-compatible control logic is required alongside high-speed analog switching capabilities. The HCT series ensures compatibility with standard CMOS and LSTTL outputs. Consider the 100 Ω ON resistance and 80 MHz bandwidth limits against the specific signal frequency and impedance requirements of the target application circuit.
This part belongs to the MC74HCT4051A family of analog multiplexers. It shares identical pinouts with the older metal-gate MC14051AB but offers superior performance characteristics including lower ON resistance and better linearity. The device is designed for applications requiring reliable analog signal path control within standard industrial temperature ranges.
MC74HC4051ADR2G: HC series variant with different input threshold levels. M74HCT4051ADTR2G: TSSOP-16 package version of the same logical function.