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AD7148 Datasheet - Analog Devices

AD7148_AnalogDevices.pdf

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Datasheet Details

Part number:

AD7148

Manufacturer:

Analog Devices ↗

File Size:

614.28 KB

Description:

Programmable touch controller.

AD7148, Programmable Touch Controller

The AD7148 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 AD7148 is an integrated capacitance-to-digital converter (CDC) with on-chip environmental calibration.

Th

AD7148 Features

* www.datasheet4u.com Programmable capacitance-to-digital converter (CDC) Femtofarad (fF) resolution 8 capacitance sensor inputs 25 ms update rate, all 8 sensor inputs No external RC components required Automatic conversion sequencer On-chip automatic calibration logic Automatic compensation for envir

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