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ADS8684的SPI通讯的问题,是否可以帮忙看看呢?非常感谢

Other Parts Discussed in Thread: ADS8684, ISO7641FC, ISO7641FM

我现在在调试ADS8684,但是ADC的输出引脚的波形在最后一个高电平会拖很长的尾巴, 这个不知道怎么回事?  我拍了照片,上面的是CLK波形, 下面的是OUT波形。  另外,ISO7641在输入信号10MHZ的时候,会把脉冲信号变成了锯齿波的样子, 但我看资料上7641可以传25MHZ的信号啊? 你帮忙看看! 谢谢!