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LM393A: LM393ADR 请帮忙看下原理图可能是什么原因导致

Part Number: LM393A

一路压降不对,具体是哪个脚还没查,三个是上电后,上位机上有报错,请帮忙看下原理图可能是什么原因导致 

7108713b-8adb-4b48-9533-bc6059c961ab.png