Signal Conditioning ADC - Analog Devices
Description
a
3 V/5 V, CMOS, 500 A Signal Conditioning ADC
AD7714
FEATURES Charge Balancing ADC
24 Bits No Missing Codes 0.
0015% Nonlinearity Five-Channel Programmable Gain Front End Gains from 1 to 128 Can Be Configured as Three Fully Differential Inputs or Five Pseudo-Differential Inputs Three-Wire Serial Interface SPI™, QSPI™, MICROWIRE™ and DSP Compatible 3 V (AD7714-3) or 5 V (AD7714-5) Operation Low Noise (<150 nV rms) Low Current (350␣ A typ) with Power-Down (5 A typ) AD7714Y Grade: +2.
7 V to 3.
3 V or +4.
75 V to +5.
25 V Operation 0.
0010% Linearity Error –40؇C to +105؇C Temperature Range Schmitt Trigger on SCLK and DIN Low Current (226␣ A typ) with Power-Down (4 A typ) Lower Power Dissipation than Standard AD7714 Available in 24-Lead TSSOP Package Low-Pass Filter with Programmable Filter Cutoffs Ability to Read/Write Calibration Coefficients
APPLICATIONS Portable Industrial Instruments Portable Weigh Scales Loop-Powered Systems Pressure Transducers
GENERAL DES...
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