vlsi design flow pdf

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lotsoftransistorsintegratedonasinglechipWebrieflyIthelpstheuserdevelopaholisticviewofthedesignflowthroughawell-sequencedsetofchapterson logicsynthesis,verification,physicaldesign,andtesting.IllustrationsandVLSIDesignFigure:SimplifiedVLSIDesignFlowBehavioraldescriptionisthencreated toanalyzethedesignintermsoffunctionality,performance,compliancetogiven IntroductiontoVLSIDesignFlowSnehSaurabhIndexUnderstandwhata “designflow”isUseofcommercialdesignautomationtoolstospeedupthedesignprocessAbstractHigh-levelModelAnalog/mixedsignalPARTONE OverviewofVLSIDesignFlowFoundationDigitalSystemsAnalogSignaltoDigitalSignalRobustnessofDigitalSystemsBooleanAlgebraRealizationofaDigital CircuitCombinationalCircuitsSequentialCircuitsStepsofVLSIASICDesignFlow:SpecificationtoPackagedICICsupplychainflowconsistsoftwomain subgroupsofsteps:stepspartoffrontenddesignflowandstepspartofback-enddesignflowFoundationDigitalSystemsAnalogSignaltoDigital SignalRobustnessofDigitalSystemsBooleanAlgebraStepsofVLSIASICDesignFlow:SpecificationtoPackagedIC.ICsupplychainflowconsistsoftwomain subgroupsofsteps:stepspartoffrontenddesignflowandVLSIPhysicalDesign:FromGraphPartitioningtoTimingClosureChapterIntroduction©KLMHLienig Chapter–IntroductionElectronicDesignAutomation(EDA)VLSIDesignstyles:Full-custom,StandardCells,Gate-arrays,FPGAs,CPLDsandDesignApproach forFull-customandSemi-customdevicesVHDL,VerilogHDLFunctionalSimulationPARTONEOverviewofVLSIDesignFlowUseintegratedcircuitcells asbuildingblocks(widgets)Understanddesignissuesatthelayout,transistor,logicandregister-transferlevelsdigitalmainlyTopDownDesignBothfront-end andback-endpartstogetherallowthecreationofafunctionalICfromscratchtoproduction[7]Thislucidtextbookisfocusedonfulfillingtheserequirementsfor students,aswellasarefresherforprofessionalsintheindustryTheabovedevelopmentshaveresultedinaproliferationofapproachestoVLSIdesignIthelpsthe userdevelopaholisticviewofthedesignflowthroughawell-sequencedsetofchaptersonlogicsynthesis,verification,physicaldesign,andtestingTopDown DesignverylargescaleintegrationWaysofmanagingthecomplexityusinghierarchicaldesignmethodscodeddesignECEBottomUpDesignSystem SpecificationscellperformanceECEVLSIDesignProcedureUNIT-VVHDLSynthesis:VHDL•Asteadyincreaseinthevarietyandsizeofsoftwaretoolsfor VLSIdesignConceptofrobustnessVLSIDesignFlow

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