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DS90UB941AS-Q1: EMC测试941上有过大的干扰

Part Number: DS90UB941AS-Q1


你好,我们这边的环境如下

8155(输出455M DSICLK)-> 941(148M PCLK) ->948 -> 屏幕

现在的情况是屏幕上测得75M, 941上测得 148M 这两个频率db过大,影响过emc测试,请帮忙解答下为何加解串芯片上会出现这个问题?