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The NLAST4053QSR is a triple 2:1 analog multiplexer/demultiplexer fabricated in sub-micron silicon gate CMOS technology. It operates on a single supply from 3.0 V to 5.5 V or dual supplies up to ±3.0 V, supporting 6 V peak-to-peak signals without coupling capacitors. The device features low on-resistance (26 Ω at 5.0 V), improved linearity, and TTL-compatible address and inhibit pins that are over-voltage tolerant up to +6 V. It is housed in a space-saving QSOP-16 package.
Verify the specific ordering suffix 'QS' corresponds to the QSOP-16 package configuration required for your design. Confirm RoHS compliance status as manufacturing processes may evolve. Ensure the component meets the thermal resistance requirements for your specific PCB layout and ambient operating conditions.
Select this component when pin-for-pin compatibility with industry standard '4053' devices is required alongside improved on-resistance specifications. Consider the QSOP-16 package for applications demanding reduced board space compared to SOIC-16. Verify that the 6 V input tolerance of the digital control pins aligns with the system's logic voltage levels.
This part belongs to the NLAST4053 family, which serves as an improved version of legacy MC14053 and HC4053 devices. The series provides enhanced electrical characteristics, specifically lower Ron and better linearity, while maintaining backward compatibility with existing designs. It is designed for general-purpose analog switching tasks.
Pin-for-pin replacements include MAX4053 and MAX4053A. Standard industry equivalents such as MC14053B and MC74HC4053A offer functional compatibility but may exhibit higher on-resistance values.