CY7C64713-128AXC
CYPRESS中国区***(香港齐芯科技有限公司)CY7C64713-128AXC特点:功能描述CY7C64713-128AXC是一个全静态设计,支持时钟频率高达350兆赫。产生的信号和retimed片上,以确保四个输出***的***低偏移。两个***的LVPECL兼容的时钟输入提供。此功能支持冗余差分时钟源。此外,CY7C64713-128AXC支持单端的LVCMOS时钟分配系统。四个输出***每一个都可以单独提供的2.5V或3.3V,支持混合电压应用。选择的FSELx引脚之间的输入参考频率划分由一个或两个。该分频器可设置为每个单独的输出***。在CY7C64713-128AXC输出***在highCimpedance状态解除报警的温仁才由引脚。声称将在温仁才使输出***。请参阅第4页的详细信息,输出HighCImpedance控制表。输出可同步停止(逻辑低状态)。提供的产出能力的LVCMOS兼容程度,推动终止50Ω传输线路。对于系列终止输电线路,对CY7C64713-128AXC输出每个人都可以驱动一个或两个痕迹给予了1:32的设备在VCC=3.3V的有效扇出。该器件采用7x7平方毫米封装,48引脚LQFP封装。CY7C64713-128AXC(***)***大额定值:手动复位输入许多微处理器为基础的产品需要手动复位capabil知音,使运营商,测试技术人员,或外部逻辑电路来启动复位。甲先生为逻辑低,serts复位。虽然他仍然断言复位低,主动为复位超时周期(激进党)致辞后返回高。这种输入有一个内部20kΩ的上拉电阻,因此它可以在公开,如果不使用它。议员可驱动具有TTL或CMOS逻辑电平,或开漏/集电极输出。连接一个常开的MR瞬时开关至GND,以创造一个手动复位功能,外部去抖电路不需要。如果议员是由长电缆或驱动装置是用在嘈杂的环境,从议员连接0.1μF电容到地提供了额外的噪声***力。CY7C64713-128AXC引脚说明:完整的闭环电流控制的同步旋转磁场定向帧(使用转子角观察员)闭环速度控制速度估计可配置参数(PI控制器的收益,有价证券***限额范围内输出,电流反馈扩大器,PWM载波频率为基础计算)为适应不同永磁电机内置为启动传感器控制逻辑,斜坡,在启动和运行与配置的转矩电流限制,条件自动重试(可编程)模拟参考输入(可用于高速参考)RS232C/RS422参考输入全部动态制动直流母线电压的限制逐周期控制开/关控制制动IGBT的损失***小化空间矢量PWM的死区时间插入内建两个IR2175电***应IC接口相损耗,过流(GATEKILL输入),过压,欠压,***保护低成本串行12位A/D转换接口与复用器和样品/保持电路可选逆变腿(偏低)在IR2175电***应集成电路代替4路模拟输出(脉宽调制)对内部数据的EEPROM启动初始化本地/通过主机参数寄存器接口AT24C01A,128X8通用主机通信接口RS232C或RS422主机接口快速SPI从主机接口与多点能力的并行主机接口(共12针)复用数据/地址总线地址使能研发/西铁离散I/O,以***模式运作STARTSTOP(输入)埃斯托普(输入)CY7C64713-128AXCFeatures:FunctionalDescriptionTheCY7C64713-128AXCisafullstaticdesignsupportingclockfrequenciesupto350MHz.Thesignalsaregeneratedandretimedon-chiptoensureminimalskewbetweenthefouroutputbanks.TwoindependentLVPECLcompatibleclockinputsare***ailable.Thisfeaturesupportsredundantdifferentialclocksources.Inaddition,theCY7C64713-128AXCsupportssingle-endedLVCMOSclockdistributionsystems.Eachofthefouroutputbankscanbeindividuallysuppliedby2.5Vor3.3V,supportingmixedvoltageapplicati***.TheFSELxpinschoosebetweendivisionoftheinputreferencefrequencybyoneortwo.Thefrequencydividercanbesetindividuallyforeachoutputbank.TheCY7C64713-128AXCoutputbanksareinhighCimpedancestatebydeassertingtheOENpins.AssertingOENwilltheenableoutputbanks.PleaseseetheOutputHighCImpedanceControltableonpage4fordetails.Theoutputscanbesynchronouslystopped(logiclowstate).TheoutputsprovideLVCMOScompatiblelevelswiththecapabilitytodriveterminated50Ωtran***issionlines.Forseriesterminatedtran***issionlines,eachoftheCY7C64713-128AXCoutputscandriveoneortwotracesgivingthedevicesaneffectivefanoutof1:32atVCC=3.3V.Thedeviceispackagedina7x7mm248-leadLQFPpackage.CY7C64713-128AXC(Absolute)MaximumRatings:ManualResetInputManyµP-basedproductsrequiremanualresetcapabil-ity,allowingtheoperator,atesttechnician,orexternallogiccircuitrytoinitiateareset.AlogiclowonMRas-sertsreset.ResetremainsassertedwhileMRislow,andfortheResetActiveTimeoutPeriod(tRP)afterMRreturnshigh.Thisinputhasaninternal20kΩpull-upresistor,soitcanbeleftopenifitisnotused.MRcanbedrivenwithTTLorCMOS-logiclevels,orwithopen-drain/collectoroutputs.ConnectanormallyopenmomentaryswitchfromMRtoGNDtocreateamanual-resetfunction;externaldebouncecircuitryisnotrequired.IfMRisdrivenfromlongcablesorifthedeviceisusedinanoisyenvironment,connectinga0.1µFcapacitorfromMRtogroundprovidesadditionalnoiseimmunity.CY7C64713-128AXCPinout:CompleteclosedloopcurrentcontrolbasedonSynchronouslyRotatingFrameFieldOrientation(usingRotorAngleObserver)ClosedloopvelocitycontrolbasedonestimatedspeedConfigurableparameters(PIcontrollergains,PIoutputlimitrange,currentfeedbackscaling,PWMcarrierfrequency)provideadaptationtovariousPMmotorsBuilt-inSensorlesscontrollogicforstart-up,ramping,andrunningconditi***AutoRetry(programmable)onstart-upwithconfigurabletorquecurrentlimitAnalogreferenceinput(canbeusedforspeedreference)RS232C/RS422referenceinputFulldynamicbrakingcontrolforDCbusvoltagelimitationCycle-by-cycleon/offControlforBrakeIGBTLossminimizationSpaceVectorPWMwithdeadtimeinsertionBuild-intwoIR2175currentsensingICinterfacesPhaseLoss,Overcurrent(GATEKILLinput),Overvoltage,Undervoltage,OverspeedprotectionLowcostserial12bitA/Dinterfacewithmultiplexerandsample/holdcircuitOptionalInverterLeg(lowside)currentsensinginlieuofIR2175IC4channelanalogoutput(PWM)LocalEEPROMforstartupinitializationofinternaldata/parametersthroughhostregisterinterfaceAT24C01A,128X8VersatilehostcommunicationinterfaceRS232CorRS422hostinterfaceFastSPIsl***ehostinterfacewithmulti-dropcapabilityParallelHostinterface(total12pins)Multiplexeddata/addressbusAddressEnableRD/WRDiscreteI/OsforStandalonemodeoperationSTARTSTOP(Input)ESTOP(Input))
香港齐芯科技有限公司
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