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SN65LVDS93A: 会不会存在工艺问题,会影响使用吗?

Part Number: SN65LVDS93A

SN65LVDS93ADGGR,TI官网显示缺货,在分销商购买了3个批次,年份都很新,每个批号的芯片引脚上都会有黑色物质,是工艺还是质量问题,会不会影响上机使用?附加图片