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TPA3100D2
SLOS469B–OCTOBER2005–REVISEDOCTOBER2005
terminalfunctions(持续)
终端
i/odescription
QFNTQFP
名字
非.非.
routp41,4241,42oclass-d1/2-h-bridgepositiveoutputforrightchannel.
pvccr34,3534,35powersupplyforrightchannelh-桥,notconnectedtopvccloravcc.
bsrp4343i/obootstrapi/oforrightchannel,positivehigh-sidefet.
agnd4,174,17analoggroundfordigital/analogcellsincore.
rosc1414i/oi/oforcurrentsettingresistoroframpgenerator.
主控/slaveselectfordeterminingdirectionofsyncterminal.
高=mastermode,syncterminalisanoutput;低=slavemode,
mstr/slv1010i
syncterminalacceptsaclockinput.ttllogiclevelswithcomplianceto
vreg.
clockinput/outputforsynchronizingmultipleclass-ddevices.方向
sync1111i/o
determinedbymstr/slvterminal.inputsignalnottoexceedvreg.
referenceforpreamplifierinputs.nominallyequalto1.4v.alsocontrols
VBYP1616O
开始-uptimeviaexternalcapacitorsizing.
4-vregulatedoutputforusebyinternalcells,gainx,沉默的,和
VREG1515O
mstr/slvpinsonly.notspecifiedfordrivingotherexternalcircuitry.
高-voltageanalogpowersupply.notinternallyconnectedtopvccror
avcc4847,48
pvccl.
1,7,12,
nc13,24,25,notinternallyconnected.
36,37,47
connecttoagndandpgnd–shouldbestarpointforbothgrounds.
internalresistiveconnectiontoagndandpgnd.thermalviasonthepcb
thermalpad---shouldconnectthispadtoalargecopperareaonaninternalorbottom
layerforthebestthermalperformance.
TheThermalPadmustbesoldered
tothepcbformechanicalreliability.
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