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DP83848以太网一致性测试差模输出高电平超标!

Other Parts Discussed in Thread: DP83848I

请教大神:

近期用DP83848I作为以太网芯片实现以太网通讯,在进行以太网一致性试验时,共进行9大项测试,其中差模输出高电平超标,测试值为1.0645V,规范要求的范围为950-1050mV。测试结果见下图。请教大神们有何整改建议?

以太网变压器使用的是汉仁的HR601680,强制100M全双工模式。接口线序等都没有问题,刷存在感的就不要发言了,需要真正的建议。