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The ground noise measurement of the switch power

Question asked by wenwuwang on Aug 7, 2016

hello, everyone

I need to design on circuit to measure the  noise of  the ground trace of the switch power, maybe  its range is 10mv~100 mvVPP? and it workfrequency is1.0 Mhz, How to select pr-amplifer and ADC chip? thank you very much!