Don't you need a centertap balun so meet the common mode bias requirements of the ADC? Or else you need to deal with capactively coupling of the inputs which can also result in imbalance.

Don't you need a centertap balun so meet the common mode bias requirements of the ADC? Or else you need to deal with capactively coupling of the inputs which can also result in imbalance. asked by Steven N.

03-19-14DesigningWidebandFrontendsWebcast.pdf