Datasheet

DETAILEDDESCRIPTION
USBINTERFACE
PCM2900B
PCM2902B
www.ti.com ...........................................................................................................................................................................................SLES229–DECEMBER2008
ControldataandaudiodataaretransferredtothePCM2900B/2902BviaD+(pin1)andD–(pin2).Alldata
to/fromthePCM2900B/2902Baretransferredatfullspeed.Thedevicedescriptorcontainstheinformation
describedinTable3.Thedevicedescriptorcanbemodifiedonrequest;contactaTexasInstruments
representativefordetails.
Table3.DeviceDescription
USBrevision2.0compliant
Deviceclass0x00(device-definedinterfacelevel)
Devicesubclass0x00(notspecified)
Deviceprotocol0x00(notspecified)
Maxpacketsizeforend-point08bytes
VendorID0x08BB(defaultvalue,canbemodified)
ProductID0x29B0/0x29B2(defaultvalue,canbemodified)
Devicereleasenumber1.0(0x0100)
Numberofconfigurations1
VendorstringsString#1(seeTable5)
ProductstringsString#2(seeTable5)
SerialnumberNotsupported
TheconfigurationdescriptorcontainstheinformationdescribedinTable4.Theconfigurationdescriptorcanbe
modifiedonrequest;contactaTexasInstrumentsrepresentativefordetails.
Table4.ConfigurationDescriptor
InterfaceFourinterfaces
0x80(Buspowered,noremote
Powerattribute
wakeup)
0x32(100mA.Defaultvalue,canbe
Maxpower
modified)
ThestringdescriptorcontainstheinformationdescribedinTable5.Thestringdescriptorcanbemodifiedon
request;contactaTexasInstrumentsrepresentativefordetails.
Table5.StringDescriptor
#00x0409
#1Burr-BrownfromTI(defaultvalue,canbemodified)
#2USBAudioCODEC(defaultvalue,canbemodified)
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ProductFolderLink(s):PCM2900BPCM2902B
Not Recommended For New Designs