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首页 通过外观看内存类型(View memory types by appearance)

通过外观看内存类型(View memory types by appearance).doc

通过外观看内存类型(View memory types by a…

我凭什么不幸福呢 2017-12-22 评分 0 浏览量 0 0 0 0 暂无简介 简介 举报

简介:本文档为《通过外观看内存类型(View memory types by appearance)doc》,可适用于领域,主题内容包含通过外观看内存类型(Viewmemorytypesbyappearance)通过外观看内存类型(Viewmemorytypesbyappearanc符等。

通过外观看内存类型(Viewmemorytypesbyappearance)通过外观看内存类型(Viewmemorytypesbyappearance)Memoryisusuallymarkedsize,ifnot,itdependsonthenumberofparticles,andgiveyoualook:SamsungmemoryExample:samsungkhbtcbFirstbitchipfunctionK,representsthememorychipSecondbitchiptype,standsfordramThirdbitfurtherdescriptionofthetypeofchip,sstandsforSDRAM,HstandsforDDR,andGstandsforsgramFourth,fifthbitscapacityandrefreshrate,thesamememorycapacity,differentrefreshrates,anddifferentnumbersand,,,,,andArepresentthecapacityofMbit,,andArepresentthecapacityofMbit,,,andArepresentMbitCapacityrepresentsthecapacityofmbitSixth,seventhbitsdatalinepins,representbitsofdatastandsforbitsofdatastandsforbitsofdatastandsforbitsofdataEleventhwired"Fourteenth,fifteenthbitchiprate,suchasfornsfornsbforns(cl=)Cforns(cl=)forNSForns(MHz)Knowthatmemoryparticlesencodethemeaningofthemaindigits,andgetamemorybar,itisveryeasytocalculateitscapacityForexample,aSamsungDDRMemory,usingsamsungkhbtcbparticlepackagesTheparticlenumberfourth,fifth""standsfortheparticlembits,Thesixth,seventhbit""representstheparticleasabitdatabandwidth,sothatwecancalculatethatthememorycapacityismbits(megabytes)Xbits=mb(megabytes)Note:"bit"is"digital","B",thatis,thebyte"byte",andabyteofbits,dividedbywhencalculatingCalculationofmemorycapacityTherearetwocasesinthisarticle:oneisnonECCmemory,andtheotheristhateachbitsofdatawithbitsofwidthcanformamemoryAnECCmemorythataddsbitECCchecksumaftereverybitsofdataBycheckingthecode,youcandetecttwoofthememorydataBiterror,correctanerrorSo,intheactualcalculationofthecapacity,thememoryofthesliceswithECCfunctionisnotcalculatedTheactualcapacityismultipliedbyAtthetimeofpurchase,youcanalsodetermineorpiecesofmemoryparticles,thepatchmemoryisECCofmemoryHynix(Hyundai)modernThemeaningofmodernmemory:HydvatHyxxxxxxxxxxxxxxxxOnehundredandtwentythreetrillionandfourhundredandfiftysixbillionsevenhundredandeightyninemilliononehundredandonethousandonehundredandtwelve,hystandsformodernproducts,memorychiptype:(=sdram,d=ddrsdram),operatingvoltage:blank=v,v=v,u=v,chipcapacityandrefreshrate:=mbits,kref,=mbits,kref,=mbits,kref=mbits,kref,=mbits,kref,=mbits,kref,=mbits,kref,onbehalfofthechipoutputdatawidth:,,andrespectivelyrepresentbitsandbits,bitsandbits,bankquantity:,,represent,andbankrespectively,Isapowerrelationof,iointerface::sstl,:sstl,chipkernelversion:canbeblankora,B,C,Dandotherletters,themorerepresentativeofthekernel,themorenew,representspowerconsumption:l=lowpowerchips,blank=ordinarychips,memorychippackagingforms:jc=milsoj,tc=miltsop,td=mmtsop,tg=mmtsop,,,,workspeed::mhz,:mhz,:mhz,:mhz,:mhz,:nhz,l:ddr,H:ddrb,k:ddraModernMBGAencapsulatedparticlesInfineon(YingFeiling)InfineonisabranchofSIEMENS,Germany,andInfineon,asubsidiaryofSIEMENS,nowproducesonlytwoofthememoryparticlesinthedomesticmarketSeedcapacity:particleswithacapacityofmbitsandparticlesofmbitscapacityThememorycapacityanddatawidtharelistedinthenumbersInfineon'smemoryqueuemanagementmodeliscomposedofBankofeachparticleTherefore,itsmemoryparticlemodelisrelativelysmall,andalsodistinguishIstheeasiestHybs,thatis,"mbbits",""identifiesthesizeoftheparticle,andthelatterthreeidentifiesthememorydatawidthOtherThesameistrue,suchas:hybsismbbitshybsismbbitshybsismbbitsTheInfineonmemoryparticlerateisrepresentedbyaddingashortlineattheendofitsmodelandthenmarkingtherateofworkindicatestheworkingfrequencyofthismemoryismhzindicatestheworkingfrequencyofthismemoryismhzSuchas:Kingstonmemory,usingInfineonhybsmemoryparticleproductionItscapacityiscalculatedas:mbits(megabytes)*=mb(megabytes)ramaxelmemory,usingInfineonhybsmemoryparticleproductionItscapacityiscalculatedas:mbits(megabytes)*=mb(megabytes)KINGMAX,KTIKINGMAXmemoryinstructionsKINGMAXmemoryispackagedinTinyBGA(tinyballgridarray)Andthepackagingmodeisproprietaryproducts,soweseeThememoryproducedbyKINGMAXgranulesisproducedbythefactoryitselfKINGMAXmemoryparticleshavetwocapabilities:mbitsandmbitsHereyoucanlistthememoryparticlemodelsforeachcapacityseriesCapacitymemo:Ksvataambits,maddressspace*bitdatawidthKsvtaambits,maddressspace*bitdatawidthKsvtxxxmbits,maddressspace*bitdatawidthKsvtxxxmbits,maddressspace*bitdatawidthKsvtxxxmbits,maddressspace*bitdatawidthTheworkingrateofKINGMAXmemoryhasfourstates,whichareusedtomarkthememory'sworkingratewiththeshortlinesymbolafterthemodel:pccl=pccl=apccl=pccl=例如一条kingmax内存条,采用片ksvtaaa的内存颗粒制造,其容量计算为:mbits(兆数位片)=mb(兆字节)micron(美光)以mtlcmatg这个编号来说明美光内存的编码规则含义:mtmicron的厂商名称内存的类型代表sdram代表ddrlc供电电压lc代表vc代表vv代表vm内存颗粒容量为mbits,计算方法是:m(地址)位数据宽度a内存内核版本号tg封装方式,tg即tsop封装内存工作速率,即mhz即mhz实例:一条micronddr内存条,采用片编号为mtvm的颗粒制造该内存支持ecc功能所以每个bank是奇数片内存颗粒其容量计算为:容量mbit片=mb(兆字节)winbond(华邦)含义说明:wxxxxxxxx、w代表内存颗粒是由winbond生产、代表显存类型:为sdram,为ddrram、代表颗粒的版本号:常见的版本号为b和h、代表封装,h为tsop封装,b为bga封装,d为lqfp封装、工作频率::ns、mhz:ns、mhzns、mhzyz:::ns、ns、mhzmhz:ns、mhzmoselsaarruwer(台湾茂矽)台湾茂矽科技是台湾一家较大的内存芯片厂商,对大陆供货不多,因此我们熟悉度不够这颗粒编号为vcvdt,从编号的、为表示单颗粒为,mb,从编号的、位可知单颗粒位宽bitns,从编号的最后位t可知颗粒速度为、elixir、pqi、pluss、atl、eudarnanya(南亚)南亚科技是全球第六大内存芯片厂商,也是去年台湾内存芯片商中唯一盈利的公司,它在全球排名第五位这颗显存编号为ntsvmctk,其中第位字母、位m表示单颗粒容量表示是sdram显存,"s"m,、位表示单颗粒位宽bit,k表示速度为nsvdata(香港威刚)、adata(台湾威刚)、vt内存颗粒编号为vddaabh,是纳秒的颗粒,单面片颗粒共m容量,代表它的生产日、vr代表kingstonvalueram、外频速度、一般为x、为没有ecc代表有ecc、有s字符表示笔记本专用内存,没有s字符表示普通的台式机或是服务器内存、:cas=:CAS=:CAS=,separator,memorycapacityKingstonValueRAMSDRAMmemoryandnamethemasDDR

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