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TPS650940 RSMRST信号输出异常

dear  All,

   最近在使用TPS650940碰到一个问题,问题描述如下:

MIC_IC RSMRST外部上拉使用的是3VSB,在3VSB起来的瞬间会把RSMRST这个Pin带起来一笔,如下图红色框中的一笔,是否正常,或者是否有解决的办法。谢谢!