AD7791 - Buffered 24-Bit Sigma-Delta ADC
The AD7791 is a low power, complete analog front end for low frequency measurement
AD7791 Features
* Power Supply: 2.5 V to 5.25 V operation Normal: 75 μA max Power-down: 1 μA max RMS noise: 1.1 μV at 9.5 Hz update rate 19.5-bit p-p resolution (22 bits effective resolution) Integral nonlinearity: 3.5 ppm typical Simultaneous 50 Hz and 60 Hz rejection Internal clock oscillator Rail-to-rail input buf
