AD7142 - Programmable Controller

Name: AD7142
SKU: AD7142-558407

Analog Devices

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Datasheet Details

Part number	AD7142
Manufacturer	Analog Devices
File Size	1.05 MB
Description	Programmable Controller
Datasheet	AD7142_AnalogDevices.pdf

AD7142 Product details

Description

The AD7142 and AD7142-1 are integrated capacitance-todigital converters (CDCs) with on-chip environmental calibration for use in systems requiring a novel user input method.

Features

Programmable capacitance-to-digital converter 36 ms update rate (@ maximum sequence length) Better than 1 fF resolution 14 capacitance sensor input channels No external RC tuning components required Automatic conversion sequencer On-chip automatic calibration logic Automatic compensation for environmental changes Automatic adaptive threshold and sensitivity levels On-chip RAM to store calibration data SPI®-compatible serial interface (AD7142) I2C®-compatible serial interface (AD7142-1) Separate.

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Published: Oct 20, 2006 |