Part Number
|
AD7147 |
Manufacturer
|
Analog Devices |
Description
|
CapTouch Programmable Controller |
Published
|
Apr 25, 2009 |
Detailed Description
|
CapTouchâ„¢ Programmable Controller for Single-Electrode Capacitance Sensors
AD7147
FEATURES www.datasheet4u.com
Programm...
|
Datasheet
|
AD7147
|
Overview
CapTouchâ„¢ 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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