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DS90CR286输出66M时钟抖动,设置为33M,正常
抖动很厉害吗？很奇怪的是，数据手册上对于66MHz的jitter没给个确定的范围：Cycle-to-cycle jitter is less than TBD ps at 66 MHz.
不过如果抖动厉害的话，可能和layout有关了，因为差分信号本身走线就比较严格，又是时钟信号。
布线严格按照差分信号布线，时钟、数据信号严格等长。数据给为固定数不会抖动。
可以伴我看看我的DS90CR286芯片的问题吗？
