chungming
Full Member level 1
Hi~~~
My sigma delta modulator has second harmonic distortion like attached file
But i see papers there has no second harmonic just has third harmonic.
Is anybody know what cause second harmonic distortion.
My sigma delta is switch-capacitor with fully differential OPA.
My sigma delta modulator has second harmonic distortion like attached file
But i see papers there has no second harmonic just has third harmonic.
Is anybody know what cause second harmonic distortion.
My sigma delta is switch-capacitor with fully differential OPA.