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求助,phy芯片的IO管脚问题!



phy芯片83640的 PMD接口管脚,TD-,TD+和RD-,RD+ 解释的是Differential PMD Output/input Pair,在PCB上,这两对管脚的连线一定要用差分线吗,如果使用普通布线,还能发送和接受吗,对信号有什么影响?请TI工程师们帮忙啊,谢谢!