Preliminary Technical Data
FEATURES
Low Power, 24-Bit Sigma-Delta ADC with InAmp and Embedded Reference (6 Channel) AD7794
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APPLICATIONS
Temperature measurement Pressure measurement Weigh scales
Six Differential Analog Inputs Low Noise Programmable Gain Instrumentation-Amp RMS noise: 80 nV (Gain = 64) Bandgap Reference with 5 ppm/ C Drift typ Power Supply: 2.
7 V to 5.
25 V operation Normal: 400 µA typ Power-down: 1 µA max Update Rate: 4 Hz to 500 Hz Simultaneous 50 Hz/60 Hz Rejection Internal Clock Oscillator Reference Detect Programmable Current Sources (10 µA/200 µA/1 mA) On-Chip Bias
Voltage Generator 100 nA Burnout Currents Low Side Power Switch Independent Interface...