I Have a question about The TIDA-01063:
this is a integral circuit in the Reference Design，why we need a Digital Integration describe in chapter 4.3。
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The output voltage of the Rogowski coil is the differentiation of the primary current.To get the actual waveform of the primary current,the output voltage needs to be integrated in either an analog or digital domain.
You can use analog circuit or digital. Depends which one you are more familiar with