Hi rob, Thanks for your feedback. We checked by connecting Bandpass filter between signal generator and power divider also. Power levels for input frequency harmonic only reduced. Observed spurs Frequency : FS+Fin = 230MHz, Fs-Fin = 90MHz,2Fs+Fin = 390MHz & 2Fs-Fin = 250MHz not getting changed. Can you test and share the data in your evaluation module? Clarify the spur generating in unbuffered adc regarding Fs+fin & Fs-fin? Regards, Esakki.
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