SNLA266A January 2016 – December 2023 DP83822H , DP83822HF , DP83822I , DP83822IF , DP83825I , DP83826E , DP83826I
Purpose: To verify that the harmonic content of the PHY is within the specified bounds.
Pass Condition: The Data Out circuit must drive all 1s on the MDI lines. The frequency content is analyzed of the test waveform, and all subsequent harmonics must be 27-dB below the fundamental.