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FPGA产品可以通过序列号查是否使用过吗?怎么用序列码查产品
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查顺使用过是不行的。是否面对什么问题呢?
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请问QFP封装的产品,在脚出现弯曲,氧化,断掉的情况下,重新进行镀脚后,通过了我们基础的KEY functional TEST 。后期投入使用下,会不会影响使用寿命或者影响功能?
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脚如果有氧化弯曲等问题,进行重新镀锡的话,在通过基本的电性能测试没问题后 影响后期正常使用吗
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脚如果有氧化弯曲等问题,进行重新镀锡的话,在通过基本的电性能测试没问题后 影响后期正常使用吗
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若进行重新镀锡后,并且通过基本的电性能测试。是不会影响后期正常使用的。

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