LVDS(Low-Voltage+Differential+Signaling)设计及应用(3)
时间:2025-04-10
时间:2025-04-10
差分信号电路的设计
Abstract
LowVoltageDifferentialSignaling(LVDS),ahighspeedI/Ointerface,isone
importantresearchproblemofrecentCMOScircuitdesign.Ithasinimitablesuperiorityandfunctiononachievinghighspeeddatatransfer.InthispapeLresearch
aondesigntechnologyofLVDShighspeedI/Ointerfaceisdiscussed;italsocontains
LVDStransmitter622MbpsdesignwhichisbasedonSMIC0.13urnCMOSarts.
Inthispaper,wefirstintroducethebasicprincipleandelectricalspecificationof
LVDSinterface;bycomparingwithotherinterfacetechnology,analyzethesuperiorityofLVDSonhi曲speeddatatransfer.Inthearticlewealsoanalyzesomeexamplesof
andworkingprincipleinLVDSFOinterfacecircuitsdetail,andgiveoutthesimulation
aresultsaswellasverificationusingHSPICEsimulationt001.AccomIplish622Mbps
onLVDStransmitterdesign,oneofproductsofSMICLVDSseries,based
O.13umCMOSarts.Actualize
circuitsaSMICtotalprocessofLVDSproductdevelopmentfromdesign。pre—layoutsimulation,layoutdesign,post layoutsimulationandoptimizetmtothefinaltapeout.Theentiredesignflowreferstointernationalgeneralcriteflonwhichensuresthegeneralacceptanceanduse.
Keyword:LowVoltage
DifferentialAmplifierDifferentialBandgapSignaling(LVDS)InterfaceCurrentMirror
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