Part number:
AD7143
Manufacturer:
File Size:
1.76 MB
Description:
Integrated capacitance-to-digital converter.
Datasheet Details
Part number:
AD7143
Manufacturer:
File Size:
1.76 MB
Description:
Integrated capacitance-to-digital converter.
AD7143, integrated capacitance-to-digital converter
The AD7143 is an integrated capacitance-to-digital converter (CDC) with on-chip environmental calibration for use in systems requiring a novel user input method.
The AD7143 interfaces to external capacitance sensors implementing functions, such as capacitive buttons, scroll bars, and scroll wheels.
AD7143 Features
* Programmable capacitance-to-digital converter 25 ms update rate (@ maximum sequence length) Better than 1 fF resolution 8 capacitance sensor input channels No external RC tuning components required Automatic conversion sequencer On-chip automatic calibration logic Automatic compensation for environm
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