Part Number
|
AD7745 |
Manufacturer
|
Analog Devices |
Description
|
24-Bit Capacitance-to-Digital Converter |
Published
|
Dec 23, 2006 |
Detailed Description
|
www.DataSheet4U.com
24-Bit Capacitance-to-Digital Converter with Temperature Sensor AD7745/AD7746
FEATURES
Capacitance-...
|
Datasheet
|
AD7745
|
Overview
www.
DataSheet4U.
com
24-Bit Capacitance-to-Digital Converter with Temperature Sensor AD7745/AD7746
FEATURES
Capacitance-to-digital converter New standard in single chip solutions Interfaces to single or differential floating sensors Resolution down to 4 aF (that is, up to 21 ENOB) Accuracy: 4 fF Linearity: 0.
01% Common-mode (not changing) capacitance up to 17 pF Full-scale (changing) capacitance range: ±4 pF Tolerant of parasitic capacitance to ground up to 60 pF Update rate: 10 Hz to 90 Hz Simultaneous 50 Hz and 60 Hz rejection at 16 Hz Temperature sensor on-chip Resolution: 0.
1°C, accuracy: ±2°C Voltage input channel Internal clock oscillator 2-wire serial interface (I2C®-compatible) Power...
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