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超低功耗iCE40HX系列架構(gòu)圖分析lattice公司的iCE40HX超低功耗mobileFPGA系列,和其它任何的CPLD或FPGA器件相比,可提供最低的靜態(tài)和動(dòng)態(tài)功耗,大約640到7680個(gè)邏輯單元和觸發(fā)器,每個(gè)器件包含8到32個(gè)RAM區(qū)塊,每個(gè)區(qū)塊有4Kb存儲(chǔ),用于數(shù)據(jù)存儲(chǔ)和緩沖,特別適合對(duì)成本敏感和量大的應(yīng)用。本文介紹了iCE40HX系列主要特性,iCE40HX系列架構(gòu)圖,主要產(chǎn)品和特性,以及iCEblink40iCE40HX1K評(píng)估板主要特性,電路圖,主要元件清單和PCB元件布局圖。TheLatticeSemiconductoriCE40LP-SeriesandHX-SeriesprogrammablelogicfamilyaredesignedtodelivertheloweststaticanddynamicpowerconsumptionofanycomparableCPLDorFPGAdevice.iCE40FPGAsaredesignedspecificallyforcost-sensitive,high-volumeapplications.iCE40FPGAarefullyuser-programmableandcanself-configurefromaconfigurationimagestoredinon-chip,nonvolatileconfigurationmemory(NVCM)orstoredinanexternalcommoditySPIserialFlashPROMordownloadedfromanexternalprocessoroveranSPI-likeserialport.iCE40componentsdeliverfromapproximately640to7,680logiccellsandflip-flopswhileconsumingafractionofthepowerofcomparableprogrammablelogicdevices.EachiCE40deviceincludes8to32RAMblocks,eachwith4Kbitsstorage,foron-chipdatastorageanddatabuffering.EachiCE40deviceconsistsoffiveprimaryarchitecturalelements.AnarrayofProgrammableLogicBlocks(PLBs)

EachPLBcontainseightLogicCells(LCs);eachLogicCellconsistsof…Afast,four-inputlook-uptable(LUT4)capableofimplementinganycombinationallogicfunctionofuptofourinputs,regardlessofcomplexityA‘D’-typeflip-flopwithanoptionalclock-enableandset/resetcontrol

Fastcarrylogicacceleratesarithmeticfunctions:adders,subtracters,comparators,andcounters.Commonclockinputwithpolaritycontrol,clock-enableinput,andoptionalset/resetcontrolinputtothePLBissharedamongalleightLogicCells

Two-port,4KbitRAMblocks(RAM4K)256x16defaultconfiguration;selectabledatawidthusingprogrammablelogicresourcesSimultaneousreadandwriteaccess;idealforFIFOmemoryanddatabufferingapplicationsRAMcontentspre-loadableduringconfiguration

FourI/Obankswithindependentsupplyvoltage,multipleProgrammableInput/Output(PIO)blocks

LVCMOSI/OstandardsandLVDSoutputssupportedinallbanks

I/OBank3supportsadditionalLVDS,andSubLVDSI/OstandardsOneortwoPhase-LockedLoops(PLL)

Verylowpower

ClockmultiplicationanddivisionPhaseshiftinginfixed90°incrementsStaticordynamicphaseshiftingProgrammableinterconnectionsbetweenallprogrammablelogicfunctions

Eightdedicatedlow-skew,high-fanoutclockdistributionnetworksiCE40HX系列主要特性:圖1.iCE40HX系列架構(gòu)圖和特性iCE40HX超低功耗可編程邏輯系列主要產(chǎn)品和特性:TheHX-SeriesoftheiCE40?“LosAngeles”mobileFPGA?familyisidealfortabletapplications.Designersofhandheld,battery-basedconsumerproductshavelongawaitedaprogrammablelogicsolutionthatdeliversdesignflexibilityandfasttime-to-marketbenefitscoupledwithfeaturesthataddresstheirpower,logiccapacity,cost,andsmallformfactorrequirements.Thissolution,previouslyunattainablebyotherFPGAsuppliers,isnowprovidedbyLattice’sultra-lowpowermobileFPGAdevices.UtilizingthemobileFPGAplatform,mobiledesignerscanquicklybringnewfeaturesandcustomfunctionalitytomarketwiththeirveryownCustomMobileDevice.DesignerscanachievethisbyeitherusingstateoftheartdevelopmentsoftwareorbyutilizingLattice’sdesignservices.KeyFeaturesIdealforsensormanagementfunctionsincludinginterruptfiltering,interruptaggregation,autopollingBatteryinsertionandaudioinsertiondetectionwithhighspeedcomparatorsSupportMIPISLIMbusInterfaceHighspeedLVDSchannelsupto525MbpsperchannelHighdefinitionvideosupport:HD720p@60Hz,HD1080p@30HzSupportsMIPIDBIandMIPIDPIvideointerfacestandardsHighSpeedUSB2.0hostanddevicecontrollerssupportingULPIandUTMIinterfacesIdealfor3DsolutionsPCBfriendlyfootprintpackagesFabricatedonadvanced40nmstandardCMOSprocess50%fasterthaniCE65?devicesUltra-lowpowerconsumptionUltra-smallfootprintpackagesWorld’sfirst2.5x2.5mm,0.4mmpitchballgridarray2Xlogiccapacitypermm2overiCE65Upto2phase-lockedloopssupportingdualoutputsFlexibleblockRAMiCEblink40iCE40HX1K評(píng)估板ThisguidedescribeshowtobeginusingtheiCEblink40EvaluationKit,aneasy-to-useplatformforrapidlyprototyp-ingdesignsusingtheiCE40mobileFPGA?。iCEblink40iCE40HX1K評(píng)估板主要特性:?High-performance,low-poweriCE40HX1KmobileFPGA?USBprogramming,debugging,virtualI/Ofunctions,andpowersupply?FouruserLEDs?Fourcapacitive-touchbuttons?3.3MHzclocksource?1MbitSPIserialconfigurationPROM?SupportedbyLatticeiCEcube2?designsoftware?68LVCMOS/LVTTL(3.3V)digitalI/Oconnectionson0.1”th

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