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AD7147A Datasheet - Analog Devices

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Datasheet Details

Part number:

AD7147A

Manufacturer:

Analog Devices ↗

File Size:

670.61 KB

Description:

Captouch programmable controller.

AD7147A, CapTouch Programmable Controller

The AD7147A CapTouchâ„¢ controller is designed for use with capacitance sensors implementing functions such as buttons, scroll bars, and wheels.

The sensors need only one PCB layer, enabling ultrathin applications.

The AD7147A is an integrated CDC with on-chip environmental calibration.

The CDC has 13

AD7147A Features

* Programmable capacitance-to-digital converter (CDC) Femtofarad (fF) resolution 13 capacitance sensor inputs 9 ms update rate, all 13 sensor inputs No external RC components required Automatic conversion sequencer On-chip automatic calibration logic Automatic compensation for environmental changes Au

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