www.ti.com
特点
应用程序
tlv320aic20,tlv320aic21
tlv320aic24,tlv320aic25
tlv320aic20k,tlv320aic24k
SLAS363D–MARCH2002–REVISEDAPRIL2005
低功耗,高度集成,可编程
16-有点,26-ksps,双-channelcodec
•
differentialandsingle-endedanalog
输入/输出
•
stereo16-bitoversamplingsigma-deltaa/d
变频器
•
已建成-inanalogfunctions:
•
stereo16-bitoversamplingsigma-deltad/a–analoganddigitalsidetone
变频器
–antialiasingfilter(aaf)
•
SupportMaximumMasterClockof100MHzto
–ProgrammableInputandOutputGain
AllowDSPsOutputClocktobeUsedasa
控制(pga)
主时钟
–microphone/手持电话/headsetamplifiers
•
selectablefir/iirfilterwithbypassing
–aic20/21/20khaveabuilt-in8-
Ω
扬声器
选项
驾驶员
•
programmablesamplingrateupto:
–powermanagementwithhardware/软件
–max26kspswithon-chipiir/firfilter
电源-downmodes30µw
–max104kspswithiir/firbypassed
•
SeparateSoftwareControlforADCandDAC
•
开启-chipfirproduced84-dbsnrforadcpowerdown
and92-dbsnrfordacover13-khzbw
•
FullyCompatibleWithCommonTMS320
®
dsp
•
smarttimedivisionmultiplexed(smartdm
®
)familyandmicrocontrollerpowersupplies
串行端口
–1.65-v-1.95-vdigitalcorepower
–glueless4-wireinterfacetodsp
–1.1-v-3.6-vdigitali/o
–automaticcascadedetection(acd)
–2.7-v-3.6-vanalog
自我-generatesmaster/slavedevice
•
internalreferencevoltage(v
参考
)
地址
•
2sComplementDataFormat
–programmingmodetoallowon-这-飞
•
TestModeWhichIncludesDigitalLoopback
重新配置
andAnalogLoopback
–ContinuousDataTransferModetoMinimize
BitClockSpeed
–SupportDifferentSamplingRateforEach
•
WirelessAccessories
设备
•
手-freecarkits
–TurboModetoMaximizeBitClockFor
•
VOIP
FasterDataTransferandAllowMultiple
•
电缆
SerialDevicestoSharetheSameBus
•
SpeechProcessing
–AllowsuptoEightDevicestobeConnected
toasingleserialport
•
Hostport
–2-wireinterface
–SelectableI
2
CorS
2
c
pleasebeawarethatanimportantnoticeconcerningavailability,标准保修,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
smartdm,tms320,tms320c5000,tms320c6000areregisteredtrademarksoftexasinstruments.
productiondatainformationiscurrentasofpublicationdate.
copyright©2002–2005,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
必要包括测试所有参数.
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