我司有***的FAE，可以给大家带来优质的服务！欢迎来洽谈或索取资料.TEL:0755-36606097新款USB3.0控制器采用了QFN小尺寸封装，µPD720201封装尺寸8x8mm，µPD720202封装尺寸7x7mm，相比上代产品缩小50%。新款芯片还支持从BIOS通过PCI-E总线***安装固件升级，不再需要搭配外置闪存，降低了整个解决方案的PCB面积和芯片数量。瑞萨有效降低了芯片工作在低功耗状态（未连接USB外设）的漏电流水平，从而将低功耗状态功率降至4.5mW，相比上代产品节电90%。通过改善数据传送处理电路，使用外置硬盘等USB3.0设备的实际传输速度相比上代µPD720200A可提升40%。新品µPD720201可提供4个USB3.0接口，µPD720202则为2个。FeatureUSB-IFCertified(TestID=30000001,30000004)CompliantwiththeUSB2.0specificationSupportsupto4downstreamUSBportsIntegrated"TransactionTranslator"withsupportforthenew"splittransaction"protocolDesignedforbothbus-poweredandself-poweredusesAutomaticallydetectstheupstreamportspeed.Supportsbothhigh-Speedandfull-Speedhubs.Numberofportsandpowermanagementareconfigurableviaexternalpins.NoneedforanexternalserialROM.IntegratedovercurrentprotectionSupportsLEDportstatusindicatorsLead(Pb)free,48-pinTQFPpackage(7x7mm,0.5mmpitch)Lead(Pb)free,40-pinQFNpackage(6x6mm,0.5mmpitch)WHQLcertifiedforWindowsXPandWindows2000(SubmissionID=1025324)DriversupportunderMicrosoft®Windows®DriverSupportSpecificati***USB2.0HubControllerCompliantwiththeUSB2.0specification(Max.transferrate:480Mbps)30MHzClock3.3Vexternaloperatingvoltage(2.5Von-chipregulatorforcore)RenesasUSBhostcontrollercompliantwiththeUSB3.0andxHCI(eXtensibleHostControllerInterface)specificati***.ThesystembusiscompliantwiththePCIeGen2specification.ThecontrollerprovidestwoorfourUSBportswithLS(low-Speed)/FS(full-Speed)/HS(high-Speed)/SS(SuperSpeed)support.)