TUSB8041
SLLSEE4C–JUNE2014–REVISEDJULY2015
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PinFunctions(continued)
PINNAME
NO.
I/O
DESCRIPTION
USBPort2PowerOnControlforDownstreamPower/BatteryChargingEnable.ThepinisusedforcontrolofthedownstreampowerswitchforPort2.
PWRCTL2/BATEN2
35
Inaddition,thevalueofthepinissampledatthede-assertionofresettodeterminethevalue
I/O,PDofthebatterychargingsupportforPort2asindicatedintheBatteryChargingSupport
register:
0=Batterychargingnotsupported1=Batterychargingsupported
USBPort2Over-CurrentDetection.ThispinisusedtoconnecttheovercurrentoutputofthedownstreamportpowerswitchforPort2.
OVERCUR2z
47
I,PU
0=Anovercurrenteventhasoccurred1=Anovercurrenteventhasnotoccurred
Thispinbeleftunconnectedifpowermanagementisnotimplemented.Ifpowermanagementisenabled,theexternalcircuitryneededshouldbedeterminedbythepowerswitch.
USB_SSTXP_DN3USB_SSTXM_DN3USB_SSRXP_DN3USB_SSRXM_DN3USB_DP_DN3USB_DM_DN3
192022231718
OOIII/OI/O
USBSuperSpeedtransmitterdifferentialpair(positive)USBSuperSpeedtransmitterdifferentialpair(negative)USBSuperSpeedreceiverdifferentialpair(positive)USBSuperSpeedreceiverdifferentialpair(negative)USBHigh-speeddifferentialtransceiver(positive)USBHigh-speeddifferentialtransceiver(negative)
USBPort3PowerOnControlforDownstreamPower/BatteryChargingEnable.ThepinisusedforcontrolofthedownstreampowerswitchforPort3.
PWRCTL3/BATEN3
33
Inaddition,thevalueofthepinissampledatthede-assertionofresettodeterminethevalue
I/O,PDofthebatterychargingsupportforPort3asindicatedintheBatteryChargingSupport
register:
0=Batterychargingnotsupported1=Batterychargingsupported
USBPort3Over-CurrentDetection.ThispinisusedtoconnecttheovercurrentoutputofthedownstreamportpowerswitchforPort3.0=Anovercurrenteventhasoccurred
OVERCUR3z
44
I,PU
1=Anovercurrenteventhasnotoccurred
Thispincanbeleftunconnectedifpowermanagementisnotimplemented.Ifpower
managementisenabled,theexternalcircuitryneededshouldbedeterminedbythepowerswitch.
USB_SSTXP_DN4USB_SSTXM_DN4USB_SSRXP_DN4USB_SSRXM_DN4USB_DP_DN4USB_DM_DN4
262729302425
OOIII/OI/O
USBSuperSpeedtransmitterdifferentialpair(positive)USBSuperSpeedtransmitterdifferentialpair(negative)USBSuperSpeedreceiverdifferentialpair(positive)USBSuperSpeedreceiverdifferentialpair(negative)USBHigh-speeddifferentialtransceiver(positive)USBHigh-speeddifferentialtransceiver(negative)
USBPort4PowerOnControlforDownstreamPower/BatteryChargingEnable.ThepinisusedforcontrolofthedownstreampowerswitchforPort4.
PWRCTL4/BATEN4
32
Inaddition,thevalueofthepinissampledatthede-assertionofresettodeterminethevalue
I/O,PDofthebatterychargingsupportforPort4asindicatedintheBatteryChargingSupport
register:
0=Batterychargingnotsupported1=Batterychargingsupported
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SLLSEE4C–JUNE2014–REVISEDJULY2015
PinFunctions(continued)
PINNAME
NO.
I/O
DESCRIPTION
USBPort4Over-CurrentDetection.ThispinisusedtoconnecttheovercurrentoutputofthedownstreamportpowerswitchforPort4.0=Anovercurrenteventhasoccurred
OVERCUR4z
43
I,PU
1=Anovercurrenteventhasnotoccurred
Thispincanbeleftunconnectedifpowermanagementisnotimplemented.Ifpower
managementisenabled,theexternalcircuitryneededshouldbedeterminedbythepowerswitch.
I2C/SMBUSSignals
I2Cclock/SMBusclock.FunctionofpindependsonthesettingoftheSMBUSzinput.
SCL/SMBCLK
38
I/O,PD
WhenSMBUSz=1,thispinactsastheserialclockinterfaceforanI2CEEPROM.WhenSMBUSz=0,thispinactsastheserialclockinterfaceforanSMBushost.Canbeleftunconnectedifexternalinterfacenotimplemented.
I2Cdata/SMBusdata.FunctionofpindependsonthesettingoftheSMBUSzinput.
SDA/SMBDAT
37
I/O,PD
WhenSMBUSz=1,thispinactsastheserialdatainterfaceforanI2CEEPROM.WhenSMBUSz=0,thispinactsastheserialdatainterfaceforanSMBushost.Canbeleftunconnectedifexternalinterfacenotimplemented.
I2C/SMBusmodeselect/SuperSpeedUSBSuspendStatus.Thevalueofthepinissampledatthede-assertionofresetsetI2CorSMBusmodeasfollows:1=I2CModeSelected
SMBUSz/SS_SUSPEND
39
I/O,PU
0=SMBusModeSelected
Canbeleftunconnectedifexternalinterfacenotimplemented.
Afterreset,thissignalindicatestheSuperSpeedUSBSuspendstatusoftheupstreamportifenabledthroughtheAdditionalFeatureConfigurationregister.Whenenabledavalueof1indicatestheconnectionissuspended.
TestandMiscellaneousSignals
Fullpowermanagementenable/SMBusaddressbit1/SuperSpeedUSBConnectionStatusUpstreamport.
Thevalueofthepinissampledatthede-assertionofresettosetthepowerswitchcontrolfollows:
0=Powerswitchingandovercurrentinputssupported1=Powerswitchingandovercurrentinputsnotsupported
FULLPWRMGMTz/SMBA1/SS_UP
40
Fullpowermanagementistheabilitytocontrolpowertothedownstreamportsofthe
I/O,PDTUSB8041usingPWRCTL[4:1]/BATEN[4:1].
WhenSMBusmodeisenabledusingSMBUSz,thispinsetsthevalueoftheSMBusslaveaddressbit1.
CanbeleftunconnectediffullpowermanagementandSMBusarenotimplemented.Afterreset,thissignalindicatestheSuperSpeedUSBconnectionstatusoftheupstreamportifenabledthroughtheAdditionalFeatureConfigurationregister.Whenenabledavalueof1indicatestheupstreamportisconnectedtoaSuperSpeedUSBcapableport.Note:Powerswitchingmustbesupportedforbatterychargingapplications.PowerControlPolarity.
PWRCTL_POL
41
Thevalueofthepinissampledatthede-assertionofresettosetthepolarityof
I/O,PUPWRCTL[4:1].
0=PWRCTLpolarityisactivelow
1=PWRCTLpolarityisactivehigh
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PinFunctions(continued)
PINNAME
NO.
I/O
DESCRIPTION
Gangedoperationenable/SMBusAddressbit2/HSConnectionStatusUpstreamPort.Thevalueofthepinissampledatthede-assertionofresettosetthepowerswitchandovercurrentdetectionmodeasfollows:
0=Individualpowercontrolsupportedwhenpowerswitchingisenabled
GANGED/SMBA2/HS_UP
1=Powercontrolgangssupportedwhenpowerswitchingisenabled
42
I/O,PD
WhenSMBusmodeisenabledusingSMBUSz,thispinsetsthevalueoftheSMBusslaveaddressbit2.
Afterreset,thissignalindicatestheHigh-speedUSBconnectionstatusoftheupstreamportifenabledthroughtheAdditionalFeatureConfigurationregister.Whenenabledavalueof1indicatestheupstreamportisconnectedtoaHigh-speedUSBcapableport.Note:Individualpowercontrolmustbeenabledforbatterychargingapplications.AutomaticChargeModeEnable/HSSuspendStatus.
Thevalueofthepinissampledatthede-assertionofresettodetermineifautomaticmodeisenabledasfollows:
0=AutomaticModeisenabledonportsthatareenabledforbatterychargingwhenthehubisunconnected.PleasenotethatCDPisnotsupportedonPort1whenoperatinginAutomaticmode.
1=AutomaticModeisdisabled
ThisvalueisalsousedtosettheautoEnzbitintheBatteryChargingSupportRegister.Afterreset,thissignalindicatestheHigh-speedUSBSuspendstatusoftheupstreamportifenabledthroughtheAdditionalFeatureConfigurationregister.Whenenabledavalueof1indicatestheconnectionissuspended.
TEST
PowerandGroundSignalsVDD
5,8,13,21,28,31,51,5716,34,52,63THERMALPAD60
PWR
1.1-Vpowerrail
49
I,PD
Thispinisreservedforfactorytest.
AUTOENz/HS_SUSPEND
45I/O,PU
VDD33VSSNC
PWRPWR—
3.3-Vpowerrail
Ground.Thermalpadmustbeconnectedtoground.Noconnect,leavefloating
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TUSB8041
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SLLSEE4C–JUNE2014–REVISEDJULY2015
8Specifications
8.1AbsoluteMaximumRatings(1)
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
MIN
SupplyVoltageRange
VDDSteady-statesupplyvoltageVDD33Steady-statesupplyvoltage
USB_SSRXP_UP,USB_SSRXN_UP,USB_SSRXP_DN[4:1],USB_SSRXN_DP[4:1]andUSB_VBUSterminals
VoltageRange
XIterminalsAllotherterminals
Storagetemperature,Tstg(1)
–0.3–0.3-0.3-0.3-0.3–65
MAX1.43.81.42.453.8150
UNITVVVVV°C
StressesbeyondthoselistedunderAbsoluteMaximumRatingsmaycausepermanentdamagetothedevice.Thesearestressratingsonly,whichdonotimplyfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunderRecommendedOperatingConditions.Exposuretoabsolute-maximum-ratedconditionsforextendedperiodsmayaffectdevicereliability.
8.2ESDRatings
VALUE
Humanbodymodel(HBM),perANSI/ESDA/JEDECJS-001(1)
V(ESD)(1)(2)
Electrostaticdischarge
Chargeddevicemodel(CDM),perJEDECspecificationJESD22-C101(2)
±2000±500
VUNIT
JEDECdocumentJEP155statesthat500-VHBMallowssafemanufacturingwithastandardESDcontrolprocess.JEDECdocumentJEP157statesthat250-VCDMallowssafemanufacturingwithastandardESDcontrolprocess.
8.3RecommendedOperatingConditions
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
MIN
VDD
(1)
NOM1.13.3
MAX1.263.61.1557085105
UNITVVV°C°C°C
1.1Vsupplyvoltage3.3VsupplyvoltageVoltageatUSB_VBUSPADOperatingfree-airtemperatureOperatingjunctiontemperature
TUSB8041TUSB8041I
0.99300–40–40
VDD33USB_VBUSTATJ(1)
A1.05-V,1.1-V,or1.2-Vsupplymaybeusedaslongasminimumandmaximumsupplyconditionsaremet.
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8.4ThermalInformation
TUSB8041
THERMALMETRIC
RθJARθJCtopRθJBψJTψJBRθJCbot(1)(2)(3)(4)(5)(6)(7)
Junction-to-ambientthermalresistance(2)Junction-to-case(top)thermalresistance(3)Junction-to-boardthermalresistance(4)Junction-to-topcharacterizationparameter(5)Junction-to-boardcharacterizationparameter(6)Junction-to-case(bottom)thermalresistance(7)
(1)
RGC64PINS2611.55.30.25.21.0
UNIT
°C/W
Formoreinformationabouttraditionalandnewthermalmetrics,seetheSemiconductorandICPackageThermalMetricsapplicationreport,SPRA953.
Thejunction-to-ambientthermalresistanceundernaturalconvectionisobtainedinasimulationonaJEDEC-standard,high-Kboard,asspecifiedinJESD51-7,inanenvironmentdescribedinJESD51-2a.
Thejunction-to-case(top)thermalresistanceisobtainedbysimulatingacoldplatetestonthepackagetop.NospecificJEDEC-standardtestexists,butaclosedescriptioncanbefoundintheANSISEMIstandardG30-88.
Thejunction-to-boardthermalresistanceisobtainedbysimulatinginanenvironmentwitharingcoldplatefixturetocontrolthePCBtemperature,asdescribedinJESD51-8.
Thejunction-to-topcharacterizationparameter,ψJT,estimatesthejunctiontemperatureofadeviceinarealsystemandisextractedfromthesimulationdataforobtainingRθJA,usingaproceduredescribedinJESD51-2a(sections6and7).
Thejunction-to-boardcharacterizationparameter,ψJB,estimatesthejunctiontemperatureofadeviceinarealsystemandisextractedfromthesimulationdataforobtainingRθJA,usingaproceduredescribedinJESD51-2a(sections6and7).
Thejunction-to-case(bottom)thermalresistanceisobtainedbysimulatingacoldplatetestontheexposed(power)pad.NospecificJEDECstandardtestexists,butaclosedescriptioncanbefoundintheANSISEMIstandardG30-88.Spacer8.5ElectricalCharacteristics,3.3-VI/O
overoperatingfree-airtemperaturerange(unlessotherwisenoted)
PARAMETER
VIHVILVIVOttVhysVOHVOLIOZIOZPII(1)(2)(3)(4)(5)
High-levelinputvoltage
(1)
OPERATIONVDD33VDD33
TESTCONDITIONSMIN20
MAXVDD330.80.55VDD33VDD33250.13xVDD33
UNITVVVVnsVVVμAμAμA
Low-levelinputvoltage(1)InputvoltageOutputvoltage(2)
Inputtransitiontime(triseandtfall)Inputhysteresis(3)
High-leveloutputvoltageLow-leveloutputvoltage
High-impedance,outputcurrent(2)High-impedance,outputcurrentwithinternalpulluporpulldownresistor(4)Inputcurrent(5)
JTAGpinsonly0000
VDD33VDD33VDD33VDD33VDD33
IOH=-4mAIOL=4mAVI=0toVDD33VI=0toVDD33VI=0toVDD33
2.4
0.4±20±250±15
Appliestoexternalinputsandbidirectionalbuffers.Appliestoexternaloutputsandbidirectionalbuffers.AppliestoGRSTz.
Appliestopinswithinternalpullups/pulldowns.Appliestoexternalinputbuffers.
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