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About EC port clock in LS1046A

Question asked by Tomokazu Miyazaki on Jul 1, 2017
Latest reply on Jul 2, 2017 by Serguei Podiatchev

I have some questions about LS1046A. would someone answer my question below?


1. About EC port, if GbE PHY does not output 125MHz clock, I have to provide 125MHz from Oscillater?


2. ECn_GTX_CLK output is need 125MHz reference clock(ECn_GTX_CLK125)?


3. If I use two EC port in GbE, how many oscillaters is needed? (one? or two?)


best regards,