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AD7147PACPZ-1RL

Capacitance-to-Digital Converter 16 b 250k I²C, Serial 24-LFCSP (4x4)

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Capacitance-to-Digital Converter 16 b 250k I²C, Serial 24-LFCSP (4x4)

Programmable capacitance-to-digital converter (CDC)Femtofarad resolution13 capacitance sensor inputs9 ms update rate, all 13 sensor inputsNo external RC components requiredAutomatic conversion sequencer
On-chip automatic calibration logicAutomatic compensation for environmental changesAutomatic 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 interface
Interrupt output and general-purpose input/output (GPIO)
24-lead, 4 mm × 4 mm LFCSP
See datasheet for additional features

Category	Integrated Circuits (ICs)Data AcquisitionADCs/DACs - Special Purpose	Series	CapTouch™
Type	Capacitance-to-Digital Converter	Number of Channels	13
Resolution (Bits)	16 b	Sampling Rate (Per Second)	250k
Data Interface	I²C, Serial	Voltage Supply Source	Single Supply
Voltage - Supply	2.6V ~ 3.6V	Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount	Base Product Number	AD7147
Product Category	Data Acquisition ADCs/DACs - Specialized	Product	Converters
Minimum Operating Temperature	- 40 C	Maximum Operating Temperature	+ 85 C
Height	0.83 mm	Input Type	Single Ended
Length	4 mm	Moisture Sensitive	Yes
Product Type	Data Acquisition ADCs/DACs - Specialized	Factory Pack Quantity	5000
Subcategory	Data Converter ICs	Width	4 mm