Owner's manual

CapturePlus II
26 DS789UM2
A typical FFT plot resulting from running a baseline test is shown below. Key information calculated from
the captured data and displayed is the SFDR, SINAD, S/D, and SNR.
A.1.2 Baseline Noise & Distortion Test - Averaged FFT
Connect the evaluation board’s analog input(s) to circuit ground.
Select the Frequency Domain window (selected by clicking on the Frequency Domain tab at the top of the
screen). Activate the Grounded Input FFT and Log Freq Scale buttons. Select the Window Type to be
Crystal 7-Term.