We found different level of copper exposure on PIN leads of all sampling, does it affect normal use? please help to explain, much thanks for your help.

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We found different level of copper exposure on PIN leads of all sampling, does it affect normal use? please help to explain, much thanks for your help.

Hi
这个确实不正常,但不影响使用。
你可以联系你购买芯片的渠道,问一下是否可以退货,因为确实存在异常。