AD7789 Datasheet (Analog Devices)

AD7789, Sigma-Delta ADCs

The AD7788/AD7789 are low power, low noise, analog front ends for low frequency measurement applications.

The AD7789 contains a low noise, 24-bit, ∑-∆ analog-to-digital converter (ADC) with one differential input.

The AD7788 is a 16-bit version of the AD7789.

The devices operate from an internal clo

AD7789 Features

* AD7788: 16-bit resolution AD7789: 24-bit resolution Power Supply: 2.5 V to 5.25 V operation Normal: 75 µA maximum Power-down: 1 µA maximum RMS noise: 1.5 µV AD7788: 16-bit p-p resolution AD7789: 19-bit p-p resolution (21.5 bits effective) Integral nonlinearity: 3.5 ppm typical Simultaneous 50 Hz and