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AD7147

Part Number	AD7147
Manufacturer	Analog Devices
Description	CapTouch Programmable Controller
Published	Apr 25, 2009
Detailed Description	CapTouch™ Programmable Controller for Single-Electrode Capacitance Sensors AD7147 FEATURES www.datasheet4u.com Programm...
Datasheet	AD7147 PDF File

Overview

CapTouch™ Programmable Controller for Single-Electrode Capacitance Sensors AD7147 FEATURES www.
datasheet4u.
com Programmable capacitance-to-digital converter (CDC) Femtofarad 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 Automatic adaptive threshold and sensitivity levels Register map is compatible with the AD7142 On-chip RAM to store calibration data SPI-compatible (serial-peripheral-interface-compatible) serial interface (AD7147) I2C-compatible serial interface (AD7147-1) Separate VDRIVE level for serial inte...

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