What does the ratio difference in [ratio difference compensation] in the energy metering chip ATT7022 mean?

一沙一世

What does the ratio difference in [ratio difference compensation] in the energy metering chip ATT7022 mean? [Copy link]

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What does the ratio difference in [ratio difference compensation] in the energy metering chip ATT7022 mean? The following figure shows the information in the ATT7022 data sheet.

maychang

Since "it is the information in the ATT7022 data sheet", I guess the meaning of "ratio difference" can be found in the information.