Two new ICs are described as fully integrated devices that offer direct capacitance-to-digital and impedance-to-digital conversion. The single-chip AD7745 integrates all stages of ...
The National University of Singapore and Politecnico di Torino teamed up at ISSCC 2021 to describe a capacitive sensor interface designed to run from harvested energy, needing only a supply voltage ...
Paul Whytock reports on integrated converters that tackle the signal-processing challenges of direct capacitance-to-digital and impedance-to-digital conversion. The world's first high-precision, ...
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