What is AD7790?
This is 16-Bit Buffered Sigma-Delta ADC. |
[PDF] Complete Technical Details can be found in the AD7790 datasheet provided at this page.Datasheet Summary in PDF FileData Sheet FEATURES Power Supply 2 5 V to 5 25 V operation Normal 75 A maximum Power down 1 A maximum RMS noise 1 1 V at 9 5 Hz update rate 16 bit p p resolution Integral nonlinearity 3 5 ppm typical Simultaneous 50 Hz and 60 Hz rejection Internal clock oscillator Programmable gain amplifier Rail to rail input buffer VDD monitor channel Temperature range 40 C to 105 C 10 lead MSOP Low Power 16 Bit Buffered Sigma Delta ADC AD7790 FUNCTIONAL BLOCK DIAGRAM GND VDD REFIN VDD INTERNAL CLOCK AIN BUF 16 BIT ADC DIGITAL PGA SERIAL INTERFACE GND AD7790 03538 0 001 Figure 1 GENERAL DESCRIPTION The AD7790 is a low power complete analog front end for low frequency measurement applications It contains a low noise 16 bit ADC with one differential input that can be buffered or unbuffered along with a digital PGA which allows gains of 1 2 4 and 8 The device operates from an internal clock Therefore the user does not have to supply a clock source to the device The output data rate from the part is software programmable and can be varied from 9 5 Hz to 120 Hz with the rms noise equal to 1 1 V at the lower update rate The internal clock frequency can be divided by a factor of 2 4 or 8 which leads to a reduction in the curre |
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Manufacturers : Analog Devices ![]() |
ANALOGS AD7790 BUFFER 16-Bit Buffered Sigma-Delta ADC More Search |
Datasheet AD7790.PDF DownLoad ( ANALOGS ) |
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