Texas Instruments TLV320AIC3007EVM-K TV Converter Box User Manual


 
2.3PowerConnections
2.3.1Stand-AloneOperation
2.3.2USB-MODEVMOperation
EVMDescriptionandBasics
www.ti.com
Table2.ListofStand-aloneJumpers(continued)
JumperJumperDefault
NumberTypePositionJumperDescription
W172-pinOpenSelectsonboardEEPROMasTAS1020BFirmwareSource.(NotUsed).NotethatforthisEVMtheFirmwareSource
EEPROMisontheUSB-MODEVM.
W182-pinOpenSelectsSWOUTPtoJ-18.Caution:MakesurethattheClass-DOutputisDisabledbeforeInstallingW18.
W192-pinOpenSelectsSWOUTMtoJ-18.Caution:MakesurethattheClass-DOutputisDisabledbeforeInstallingW19.
Table3.SwitchSW1Configurations
EVMConnectorTerminalNumberSW1SwitchPosition=DIFF(DifferentialInputs)SW1SwitchPosition=SE=Single-Ended
Connector(Terminal2isalwaysGround.)Inputs
J6Terminal1InputtoAIC3007-pin4=LINE1LPInputtoAIC3007-pin4=LINE1LP
Terminal3InputtoAIC3007-pin3=MICDET/LINE1LMInputtoAIC3007-pin5=LINE1RP
J7Terminal1InputtoAIC3007-pin5=LINE1RPInputtoAIC3007-pin9=MIC3R/LINE2RM
Terminal3InputtoAIC3007-pin6=MIC3L/LINE1RMInputtoAIC3007-pin6=MIC3L/LINE1RM
J8Terminal1InputtoAIC3007-pin7=LINE2LPInputtoAIC3007-pin7=LINE2LP
Terminal3InputtoAIC3007-pin8=LINE2RP/LINE2LMInputtoAIC3007-pin8=LINE2RP/LINE2LM
Table4.SwitchSW2Configurations
SW2SwitchPosition=CAPSW2SwitchPosition=Capacitor-less
47-µFcapacitorsin-linewithHPLOUTandHPROUTtoJ10(ReferencedtoHPLOUTandHPROUTDirectCoupledtoJ10(ReferencedtoHPCOM)
Ground)
Table5.SwitchSW3Configurations
SW3SwitchPosition=EXT.SW3SwitchPosition=+5VA
UserProvidesanExternalPowerSupplyforSVDD(Class-DPowerAmplifierEVM5-VDCSupplyusedforSVDD(Class-DPowerAmplifierSupply)
Supply),MaxValue=5VDC
TheTLV320AIC3007canbepoweredindependentlywhenbeingusedinstand-aloneoperationorbythe
USB-MODEVMwhenitispluggedontothemotherboard.
Whenusedasastand-alone,powerisappliedtoJ15directly;besuretoreferencethesuppliestothe
appropriategroundsonthatconnector.
CAUTION
BeforeapplyingpowertotheEVM,youmustverifythatallpowersuppliesare
withinthesafeoperatinglimitsasindicatedintheTLV320AIC3007datasheet.
J15providesconnectiontothecommonpowerbusfortheTLV320AIC3007EVM.Powerissuppliedonthe
pinslistedinTableA-3.
TheTLV320AIC3007EVM-Kmotherboard(theUSB-MODEVMInterfaceboard)suppliespowertoJ15of
theTLV320AIC3007EVM.PowerforthemotherboardissuppliedeitherthroughitsUSBconnectionorvia
terminalblocksonthatboard.
TheUSB-MODEVMInterfaceboardcanbepoweredfromseveraldifferentsources:
USB
6-Vdcto10-Vdcac/dcexternalwallsupply(notincluded)
6TLV320AIC3007EVM-KSLAU286June2009
SubmitDocumentationFeedback