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The SC74HC4851ADTR2G is an 8-to-1 multiplexer/demultiplexer from the onsemi 74HC series, housed in a 16-TSSOP surface-mount package. It operates on a single supply voltage ranging from 2V to 6V. Key electrical parameters include a maximum on-resistance of 400 ohms and a channel capacitance of 40pF. The device supports a leakage current of up to 100nA and functions within a temperature range of -55°C to +125°C.
Verify the specific suffix 'DTR2G' against official onsemi documentation to confirm the TSSOP-16 package and tape-and-reel packaging format. Ensure compliance with RoHS3 standards as indicated by the 'G' suffix. Cross-reference the DigiKey part number MC74HC4851ADTR2GOSTR for accurate distributor identification and availability status.
Select this component when an 8-channel multiplexing function is required in a compact TSSOP footprint. Compare the 400-ohm on-resistance against application load requirements. Verify that the 2V to 6V operating voltage aligns with the system power rails. Consider the -55°C to +125°C temperature rating for harsh environment deployment.
This part belongs to the 74HC4851 family of high-speed CMOS logic devices. It shares functional similarities with the MC74HC4851ADR2G (SOIC package) and MC74HC4851ADTR2G (TSSOP package). The 'SC' prefix typically denotes a specific manufacturer internal code or variant, often corresponding to the standard MC74HC4851ADTR2G in distributor catalogs.
Direct pin-compatible alternatives include the MC74HC4851ADTR2G. Other manufacturers may offer equivalents such as the SN74HC4851 or CD74HC4851, provided the 400-ohm on-resistance and 2V-6V voltage range are acceptable.