说明: SGMIIusestwodatasignalsandtwoclocksignalstoconveyframedataandlinkrate informationbetweena10/100/1000PHYandanEthernetMAC.Thedatasignalsoperateat 1.25Gbaudandtheclocksoperateat625MHz(aDDRinterface).Duetothespeedof operation,eachofthesesignalsisrealize
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