AD7791 Datasheet PDF

●GENERAL DESCRIPTION

●The AD7791 is a low power, complete analog front end for low frequency measurement applications. It contains a low noise 24-bit ∑-∆ ADC with one differential input that can be buffered or unbuffered.

●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 buffer

●VDD monitor channel

●Temperature range: –40°C to +105°C

●10-lead MSOP