USB3320数据手册

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1、USB3320Hi-SpeedUSBTransceiverwithVariableVoltageULPIandSelectableReferenceFrequencyPRODUCTFEATURESDatasheet¢IntegratedESDprotectioncircuits¢IncludesfullsupportfortheoptionalOn-The-Go—Upto±15kVIECAirDischargewithoutexternal(OTG)protocoldetailedintheOn-The-GodevicesSupplementRevision1.3specification

2、¢Over-VoltageProtectioncircuit(OVP)protectsthe¢SupportstheOTGHostNegotiationProtocol(HNP)VBUSpinfromcontinuousDCvoltagesupto30VandSessionRequestProtocol(SRP)¢IntegratedUSBSwitch¢UARTmodefornon-USBserialdatatransfers—NodegradationofHi-Speedelectrical¢Internal5Vcableshort-circuitprotectionofID,DPcha

3、racteristicsandDMlinestoVBUSorground—AllowssingleUSBportofconnectionby¢IndustrialOperatingTemperature-40°Cto+85°Cprovidingswitchingfunctionfor:¢32pin,QFNlead-freeRoHSCompliantpackage–Batterycharging(5x5x0.90mmheight)–Stereoandmono/micaudio–USBFull-Speed/Low-SpeeddataApplicationsTM¢flexPWRTechnolog

4、y—LowcurrentdesignidealforbatterypoweredTheUSB3320istargetedforanyapplicationwhereaHi-applicationsSpeedUSBconnectionisdesiredandwhenboard—“Sleep”modetri-statesallULPIpinsandplacesspace,power,andinterfacepinsmustbeminimized.thepartinalowcurrentstate¢TheUSB3320iswellsuitedfor:CellPhones—1.8Vto3.3VIO

5、Voltage(±10%)¢PDAs¢Integratedbatteryto3.3Vregulator¢MP3Players—2.2uFbypasscapacitor¢GPSPersonalNavigation—100mVdropoutvoltage¢Scanners¢“Wrapper-less”designforoptimaltimingperformance¢ExternalHardDrivesanddesignease—LowLatencyHi-SpeedReceiver(43Hi-Speed¢DigitalStillandVideoCamerasclocksMax)allowsus

6、eoflegacyUTMILinkswith¢PortableMediaPlayersaULPIbridge¢EntertainmentDevices¢SelectableReferenceClockFrequency¢Printers—Frequencies:12,13,19.2,24,26,27,38.4,52or¢SetTopBoxes60MHz-pinselectable¢VideoRecord/PlaybackSystems¢ExternalReferenceClockoperationavailable¢IPandVideoPhones—ULPIClockInMode(60MH

7、zsourcedbyLink)—0to3.6Vinputdrivetolerant¢GamingConsoles—Abletoaccept“noisy”clocksourcesasreference¢POSTerminalstointernal,low-jitterPLL¢InternalOscillatoroperationavailable—ThismoderequiresexternalQuartzCrystalo