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SINGLE-CHIPHDMITRANSMITTERPORTPROTECTIONANDINTERFACEDEVICE
SLVS639–OCTOBER2007
FEATURES
•Single-ChipESDSolutionforHigh-DefinitionMultimediaInterface(HDMI)Driver
DBT PACKAGE(TOP VIEW)•0.9pFCapacitanceforHigh-SpeedTransition5V_SUPPLY1385V_OUTMinimizedDifferentialSignaling(TMDS)LinesLV_SUPPLY237ESD_BYP•0.05-pFMatchingCapacitanceBetweentheGND336GNDTMDS_D2+435TMDS_D2+DifferentialSignalPair
TMDS_GND534TMDS_GND•IntegratedLevelShiftingfortheControlLinesTMDS_D2–633TMDS_D2–TMDS_D1+732TMDS_D1+•±8-kVContactESDProtectiononTMDS_GND831TMDS_GNDExternalLines
TMDS_D1–930TMDS_D1–TMDS_D0+1029TMDS_D0+•
38-PinThinShrinkSmall-OutlinePackageTMDS_GND1128TMDS_GNDTMDS_D0–1227(TSSOP)ProvidesSeamlessLayoutOptionTMDS_D0–TMDS_CK+1326TMDS_CK+WithHDMIConnectorTMDS_GND1425TMDS_GNDTMDS_CK–1524TMDS_CK–•BackdriveProtectionCE_REMOTE_IN1623CE_REMOTE_OUT•Lead-FreePackage
DDC_CLK_IN1722DDC_CLK_OUTDDC_DAT_IN1821DDC_DAT_OUT•
On-ChipCurrentRegulatorWith55-mAHOTPLUG_DET_IN1920HOTPLUG_DET_OUTCurrentOutput
APPLICATIONS
•PCs
•ConsumerElectronics•Set-TopBoxes•
DVDRWPlayers
DESCRIPTION/ORDERINGINFORMATION
TheTPD12S521isasingle-chipESDsolutionforthehigh-definitionmultimediainterface(HDMI)transmitterport.Inmanycases,thecoreICs,suchasthescalarchipset,maynothaverobustESDcellstosustainsystem-levelESDstrikes.Inthesecases,theTPD12S521providesthedesiredsystemlevelESDprotection,suchasthetheIEC61000-4-2(Level4)ESD,byabsorbingtheenergyassociatedwiththeESDstrike.
WhileprovidingtheESDprotection,theTPD12S521addslittleornoadditionalglitchinthehigh-speeddifferentialsignals(seeFigure3andFigure4).Thehigh-speedtransitionminimizeddifferentialsignaling(TMDS)linesaddonly0.9pFcapacitancetothelines.Inaddition,themonolithicintegratedcircuittechnologyensuresthatthereisexcellentmatchingbetweenthetwo-signalpairofthedifferentialline.ThisisadirectadvantageoverdiscreteESDclampsolutionswherevariationsbetweentwodifferentESDclampsmaysignificantlydegradethedifferentialsignalquality.
Thelow-speedcontrollinesoffervoltage-levelshiftingtoeliminatetheneedforanexternalvoltagelevel-shifterIC.ThecontrollineESDclampsadd3.5pFcapacitancetothecontrollines.The38-pinDBTpackageoffersseamlesslayoutroutingoptiontoeliminatetheroutingglitchforthedifferentialsignalpair.
TheTPD12S521providesanon-chipregulatorwithcurrentoutputratingsof55mAatpin38.Maximumovercurrentprotectionoutputdropat55mAon5V_OUTis100mV.ThiscurrentenablestheHDMIreceiverdetectionevenwhenthereceiverdeviceispowered-off.DBTpackagepitch(0.5mm)matcheswithHDMIconnectorpitch.Inaddition,pinmappingfollowsthesameorderastheHDMIconnectorpinmapping.ThisHDMIreceiverportprotectionandinterfacedeviceisspecificallydesignedfornext-generationHDMItransmitterprotection.
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
PRODUCTPREVIEWinformationconcernsproductsintheformativeordesignphaseofdevelopment.CharacteristicdataandCopyright©2007,TexasInstrumentsIncorporated
otherspecificationsaredesigngoals.TexasInstrumentsreservestherighttochangeordiscontinuetheseproductswithoutnotice.
PRODUCTPREVIEWTPD12S521
SINGLE-CHIPHDMITRANSMITTERPORTPROTECTIONANDINTERFACEDEVICE
SLVS639–OCTOBER2007
www.ti.comORDERINGINFORMATION
STANDARDFINISH
TA
–40°Cto85°C(1)(2)(3)
PACKAGETSSOP-38
(1)(2)
LEAD-FREEFINISH
ORDERABLEPARTNUMBER(3)TPD12S521DBTR
TOP-SIDEMARKINGPREVIEW
ORDERABLEPARTNUMBER(3)TPD12S521DBTR
TOP-SIDEMARKINGPREVIEW
Packagedrawings,thermaldata,andsymbolizationareavailableatwww.ti.com/packaging.
Forthemostcurrentpackageandorderinginformation,seethePackageOptionAddendumattheendofthisdocument,orseetheTIwebsiteatwww.ti.com.
Partsareshippedintape-and-reelform,unlessotherwisespecified.
ELECTRICALSCHEMATIC
ESD_BYP5V_SUPPLYTMDS_D2+TMDS_GNDTMDS_D1+TMDS_GNDTMDS_D1–TMDS_D0+TMDS_GNDTMDS_D0–TMDS_CK+TMDS_GNDTMDS_CK–PRODUCTPREVIEW2
TMDS_D2–LV SupplyCE_REMOTE_INCE_REMOTE_OUTLV SupplyDDC_DAT_INDDC_DAT_OUTLV SupplyDDC_CLK_INLV SupplyDDC_CLK_OUTHOTPLUG_DET_INHOTPLUG_DET_OUT5V_SUPPLY55-mAOvercurrentSwitch5V_OUTSubmitDocumentationFeedback
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TPD12S521
www.ti.comSINGLE-CHIPHDMITRANSMITTERPORTPROTECTIONANDINTERFACEDEVICE
SLVS639–OCTOBER2007
138D2+GNDD2–D1+GNDTPD12S521D1–D0+GNDHDMICoreChipD0–CLK+GNDCLK–CE_RNCD_CK1920D_DTGND5OUTHTDTHDMIHigh-speedlinesBoardTracesConnectorGNDVIAConnectedto5VPlaneControllinesVIAConnectedtoLVPlane5VoutVIAConnectedtoGNDPlaneA.Externalbypasscapacitorsandresistorcomponentsnotincluded
Figure1.BoardLayoutforHDMITransmitterUsingTPD12S521DBTR
PINDESCRIPTION
PINNO.NAMEDESCRIPTION
4,35TMDS_D2+TMDS0.9-pFESDprotection(1)6,33TMDS_D2–TMDS0.9-pFESDprotection(1)7,32TMDS_D1+TMDS0.9-pFESDprotection(1)9,30TMDS_D1–TMDS0.9-pFESDprotection(2)10,29TMDS_D0+TMDS0.9-pFESDprotection(2)12,27TMDS_D0–TMDS0.9-pFESDprotection(2)13,26TMDS_CK+TMDS0.9-pFESDprotection(2)15,24TMDS_CK–TMDS0.9-pFESDprotection(2)16CE_REMOTE_INLV_SUPPLYreferencedlogiclevelin
23CE_REMOTE_OUT5V_SUPPLYreferencedlogiclevelout,plus3.5-pFESD17DDC_CLK_INLV_SUPPLYreferencedlogiclevelin
22DDC_CLK_OUT5V_SUPPLYreferencedlogiclevelout,plus3.5-pFESD18DDC_DAT_INLV_SUPPLYreferencedlogiclevelin
21DDC_DAT_OUT5V_SUPPLYreferencedlogiclevelout,plus3.5-pFESD19HOTPLUG_DET_INLV_SUPPLYreferencedlogiclevelin
20HOTPLUG_DET_OUT
5V_SUPPLYreferencedlogiclevelout,plus3.5-pFESD2LV_SUPPLYBiasforCE/DDC/HOTPLUGlevelshifters15V_SUPPLYCurrentsourcefor5V_OUT
385V_OUT55-mAminimumovercurrentprotected5-Voutput.Thisoutputmustbebypassedwitha0.1-μFceramiccapacitor.
37
ESD_BYPESDbypass.Thispinmustbeconnectedtoa0.1-μFceramiccapacitor.3,5,8,11,14,25,28,31,34,36GND/TMDS_GND
GNDreference
(1)ThesetwopinsmustbeconnectedtogetherinlineonthePCB.(2)
ThesetwopinsmustbeconnectedtogetherinlineonthePCB.
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PRODUCTPREVIEWTPD12S521
SINGLE-CHIPHDMITRANSMITTERPORTPROTECTIONANDINTERFACEDEVICE
SLVS639–OCTOBER2007
www.ti.comAbsoluteMaximumRatings
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
MIN
VCC5VCC3
DCvoltageatanychannelinput
Tstg
Storagetemperaturerange
GND–0.5
–65
MAX
6
VCC+0.5
150
UNITVV°C
RecommendedOperatingConditions
MIN
OperatingsupplyvoltageBiassupplyvoltage
Operatingtemperaturerange
5V_SUPPLYLV_SUPPLY
1–40
NOM
53.3
MAX5.55.585
UNITVV°C
PRODUCTPREVIEW4
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Copyright©2007,TexasInstrumentsIncorporated
TPD12S521
www.ti.comSINGLE-CHIPHDMITRANSMITTERPORTPROTECTIONANDINTERFACEDEVICE
SLVS639–OCTOBER2007
ElectricalCharacteristics
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
PARAMETER
TESTCONDITIONS
MIN
TYPMAXUNITICC5Operatingsupplycurrent5V_SUPPLY=5V110130μAICC3Biassupplycurrent
LV_SUPPLY=3.3V
15μAVDROP5V_OUTovercurrentoutputdrop5V_SUPPLY=5V,IOUT=55mA65100mVISC5V_OUTshort-circuitcurrentlimit5V_SUPPLY=5V,5V_OUT=GND90135175mAIOFF
OFF-stateleakagecurrent,level-shiftingNFET
LV_SUPPLY=0V
0.1
5
μA
TMDS_D[2:0]+/–,TMDS_CK+/–,
CE_REMOTE_OUT,IBACKDRIVE
CurrentconductedfromoutputpinstoV_SUPPLYrailswhenpowereddown
5V_SUPPLY DDC_CLK_OUT, HOTPLUG_DET_OUT,5V_OUT VONVoltagedropacrosslevel-shiftingNFET whenON LV_SUPPLY=2.5V,VS=GND,IDS=3mA 7595140mVVIF=8mA,Topdiode0.60.850.95FDiodeforwardvoltageTA=25°C(1) Bottomdiode 0.6 0.85 0.95 VVPins4,7,10,13,20–24,27,30,33(1)(2) IEC±8ESDESDwithstandvoltagePins1,2,16–19,37,38(1)(3)HBM ±2 kVVChannelclampvoltagePositivetransients9CLat8-kVHBMESDTA=25°C(1)(3)Negativetransients–9VRDynamicresistance I=1A,TPositivetransients3DYNA=25°C(4)Negativetransients 1.5ΩILEAKTMDSchannelleakagecurrentTA=25°C(1) 0.011μACIN,TMDSTMDSchannelinputcapacitance5V_SUPPLY=(1) 5V,Measuredat1MHz,VBIAS=2.5V0.91.1 pFΔCTMDSchannelinputcapacitance5V_SUPPLY=5V,Measuredat1MHz,TMDSIN,matching VBIAS=2.5V(1)(5) 0.05pFCMUTUAL Mutualcapacitancebetweensignalpin5V_SUPPLY=0V,Measuredat1MHz,andadjacentsignalpin VBIAS=2.5V(1) 0.07 pF DDC 3.54CIN Level-shiftinginputcapacitance,5V_SUPPLY=0V,Measuredat100KHz,capacitancetoGND VBIAS=2.5V(1) CEC3.54pFHP 3.5 4 (1)Thisparameterisspecifiedbydesignandverifiedbydevicecharacterization.(2)StandardIEC61000-4-2,C(3)Model(HBM)DISCHARGE=150pF,RperMIL-STD-883,MethodDISCHARGE=330Ω Human-Body3015,C(4)DISCHARGE=100pF,RDISCHARGE=1.5kΩThesemeasurementsperformedwithnoexternalcapacitoronESD_BYP.(5)Intrapairmatching,eachTMDSpair(i.e.,D+,D–) Copyright©2007,TexasInstrumentsIncorporatedSubmitDocumentationFeedback 5 ProductFolderLink(s):TPD12S521 PRODUCTPREVIEWTPD12S521 SINGLE-CHIPHDMITRANSMITTERPORTPROTECTIONANDINTERFACEDEVICE SLVS639–OCTOBER2007 www.ti.comTYPICALPERFORMANCE TypicalFilterPerformance(TA=25°C,DCBias=0V,50-ΩEnvironment) –1–2–3Insertion Loss (dB)–4–5–6–7–8–9–10PRODUCTPREVIEW6 310100Frequency (MHz)10006000Figure2.InsertionLossvsFrequency(TMDS_D1–toGND) Figure3.EyeDiagramWithTPD12S521 SubmitDocumentationFeedback ProductFolderLink(s):TPD12S521 Copyright©2007,TexasInstrumentsIncorporated TPD12S521 www.ti.comSINGLE-CHIPHDMITRANSMITTERPORTPROTECTIONANDINTERFACEDEVICE SLVS639–OCTOBER2007 TYPICALPERFORMANCE(continued) Figure4.EyeDiagramWithoutTPD12S521 Figure5.TestBoardtoMeasureEyeDiagramfortheTPD12S521(RefertoEyeDiagramPlot) Copyright©2007,TexasInstrumentsIncorporatedSubmitDocumentationFeedback 7 ProductFolderLink(s):TPD12S521 PRODUCTPREVIEWIMPORTANTNOTICE TexasInstrumentsIncorporatedanditssubsidiaries(TI)reservetherighttomakecorrections,modifications,enhancements, improvements,andotherchangestoitsproductsandservicesatanytimeandtodiscontinueanyproductorservicewithoutnotice.Customersshouldobtainthelatestrelevantinformationbeforeplacingordersandshouldverifythatsuchinformationiscurrentandcomplete.AllproductsaresoldsubjecttoTI’stermsandconditionsofsalesuppliedatthetimeoforderacknowledgment.TIwarrantsperformanceofitshardwareproductstothespecificationsapplicableatthetimeofsaleinaccordancewithTI’sstandardwarranty.TestingandotherqualitycontroltechniquesareusedtotheextentTIdeemsnecessarytosupportthiswarranty.Exceptwheremandatedbygovernmentrequirements,testingofallparametersofeachproductisnotnecessarilyperformed. 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TIproductsareneitherdesignednorintendedforuseinmilitary/aerospaceapplicationsorenvironmentsunlesstheTIproductsarespecificallydesignatedbyTIasmilitary-gradeor\"enhancedplastic.\"OnlyproductsdesignatedbyTIasmilitary-grademeetmilitaryspecifications.BuyersacknowledgeandagreethatanysuchuseofTIproductswhichTIhasnotdesignatedasmilitary-gradeissolelyattheBuyer'srisk,andthattheyaresolelyresponsibleforcompliancewithalllegalandregulatoryrequirementsinconnectionwithsuchuse. TIproductsareneitherdesignednorintendedforuseinautomotiveapplicationsorenvironmentsunlessthespecificTIproductsaredesignatedbyTIascompliantwithISO/TS16949requirements.Buyersacknowledgeandagreethat,iftheyuseanynon-designatedproductsinautomotiveapplications,TIwillnotberesponsibleforanyfailuretomeetsuchrequirements.FollowingareURLswhereyoucanobtaininformationonotherTexasInstrumentsproductsandapplicationsolutions:ProductsAmplifiersDataConvertersDSPInterfaceLogicPowerMgmtMicrocontrollersRFIDLowPowerWireless amplifier.ti.comdataconverter.ti.comdsp.ti.cominterface.ti.comlogic.ti.compower.ti.commicrocontroller.ti.comwww.ti-rfid.comwww.ti.com/lpw ApplicationsAudioAutomotiveBroadbandDigitalControlMilitary OpticalNetworkingSecurityTelephonyVideo&ImagingWireless www.ti.com/audiowww.ti.com/automotivewww.ti.com/broadbandwww.ti.com/digitalcontrolwww.ti.com/militarywww.ti.com/opticalnetworkwww.ti.com/securitywww.ti.com/telephonywww.ti.com/videowww.ti.com/wireless MailingAddress:TexasInstruments,PostOfficeBox655303,Dallas,Texas75265 Copyright©2007,TexasInstrumentsIncorporated This datasheet has been downloaded from: www.EEworld.com.cn Free Download Daily Updated Database 100% Free Datasheet Search Site 100% Free IC Replacement Search Site Convenient Electronic Dictionary Fast Search System www.EEworld.com.cn All Datasheets Cannot Be Modified Without Permission Copyright © Each Manufacturing Company 因篇幅问题不能全部显示,请点此查看更多更全内容