| Broadcom BCM1103 VoIP解决方案 |
| 类别:电子综合 |
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Broadcom公司的Avaya9600系列最先进的VoIP处理器BCM1103集成了MIPS和DSP处理器,吉比特以太网交换和快速以太网物理层器件(PHY).它所提供的特性使得BCM1103非常适合企业VoIP的应用,包括高保真音频,端到端安全保密以及先进的QoS.本文介绍了BCM1103的主要性特点和功能方框图. Broadcom®VoIPSolutionsforEnterpriseandSmallBusinessIPPhones IndustrysMostPopularGigabitSolutionsforEnterprisePhones TheAvaya9600seriesone-XDeskphoneEditionphonesarebuiltuponBroadcomsmostadvancedVoIPprocessor,theBCM1103.InadditiontotheunparalleledperformanceprovidedbytheintegratedMIPS®anddigitalsignalprocessing(DSP)processors,GigabitEthernetswitchandFastEthernetphysicallayerdevices(PHYs),theBCM1103enablesthedeliveryoffeaturesthatarecriticalforenterprisedeployments,includinghigh-fidelityaudio,end-to-endsecurityandadvancedqualityofservice(QoS). SeveralofAvayasenterpriseIPphonesalsoincludeBroadcomsBCM5482single-chipGigabitEthernettransceiver,whichmaximizesthefunctionalityoftheBCM1103VoIPprocessorforphonesusedonGigabitEthernetnetworks.Thedual-portBCM5482transceiverreducesbill-of-material(BOM)costsandutilizeslessboardspacethancompetingsolutionsthatusetwosingle-porttransceivers.ThisenablesBroadcomscustomerstobuildsmallerandmorecosteffectiveIPphones. High-QualitySolutionsforCost-ConsciousBusinesses AvayahasalsoselectedBroadcomVoIPsolutionsforitsAvayaone-XDeskphoneValueEdition(1600series),whichisalowcostfamilyofphonesdesignedtomeetarangeofend-userneeds.Thehigh-endmodelfeaturesBroadcomsBCM1104VoIPprocessor,whichenablesadvancedIPtelephonyfeaturesatpricepointsthatareattractivetocost-consciouscustomers.TheinnovativeBCM1104processoralsointegratesaGigabitEthernetswitchandFastEthernetPHYs,andrunsallcontrolandsignalprocessingtasksontheMIPSprocessorcoreratherthanemployingacostlyembeddeddigitalsignalprocessor. Includedinthe1600serieslineuparetwoadditionalphonesthatincludeBroadcomsBCM1190IPphonechip.BydeliveringcosteffectiveIPphoneswiththesamevoicequalityandsecurityfeaturesashigher-endmodels,Avayaisprovidingsmall-and-medium-sizedbusinesses(SMBs)withgreaterchoicesfordeployingIPtelephonyacrosstheboard. TheBroadcomBCM1103IPphonechipenablesmanufacturerstobuildIPphoneswithintegratedgigabitEthernetswitching,improvedvoicequality,hardwaresecurity,andadvancedgraphics-drivenapplications. ThechipintegratesagigabitEthernet(10/100/1000Mbps)switchandtwofastEthernet(10/100Mbps)transceivers,allowingforthedevelopmentoftraditionalfastEthernetIPphonedesignswithouttheadditionalcostofaddingexternaltransceivers.WiththeadditionofexternalgigabitEthernettransceivers,manufacturerscaneasilyupgradetheirdesignstocreategigabitEthernetIPphonemodels. TheBCM1103integratesBroadcomsBroadSAFEsecuritytechnology,whichperformsvoiceencryptionandauthenticationandelevatesthephonessystemsecurityusingauniqueidentifierembeddedineachchipthatisvirtuallyimpossibletodecode,hack,orsteal.Thisprovidesassurancethattheidentityofeachphoneinthenetworkisgenuine. Thechipshigh-performanceRISCprocessorandDSPsupportsBroadcomsfield-provenPhonexChangeIPtelephonysoftwaresuite.PhonexChangeincludesawidevarietyofnarrowbandandwidebandvoicecoders,includingBroadcomshigh-fidelityBroadVoice®codec,ahigh-qualityfull-duplexspeakerphonealgorithm,advancedjitterbuffermanagementandpacketlossconcealmenttechniques,andacompletelibraryofstandardtelephonyalgorithmsrequiredforIPphonedesigns. TheRISCprocessorfurtherallowscustomerstoaddproductdifferentiatingapplicationsoftware. ThechipintegratesavarietyofIPphoneperipheralsincludingwideband-capableanalogcodecs(coder/decoder)withintegratedamplifiers,IrDA,USBhost,andatouchscreendigitizer.Italsoprovidesflexibleinterfacesforexternalperipheralsandmemorytypes.Thishighlevelofintegrationreducesthephonesbillofmaterial(BOM)costsandenablesphonevendorstobuildscalableIPphonesolutionsusingasinglearchitecture. 主要特性: TheBCM1103istheworldsfirstIPphonechipthatincorporatesaGigabitEthernet(GbE)switch,hardwaresecurity,advancedqualityofservice(QoS)techniques,andincreasedprocessingperformanceinasinglechip,enablingfull-featureddesktopIPphones. TheBCM1103integrates: 275-MHzMIPS32®CPU(400DMIPS). 125-MHz(250MIPS)ZSPDSPwithdual-MAC. Three-port10/100/1000BASE-TEthernetswitch. Two10/100/1000BASE-TEthernetMACs. Two10/100BASE-TEthernettransceivers. TwoRGMIIportsforusewithexternalGigabitEthernettransceivers. BroadSAFE™HardwareSecurityModule. TwowidebandaudioADCsandDACswithintegratedprogrammablegainamplifiers. USBhostinterface. Touchscreendigitizertosupporttouchscreendisplays. High-speedUARTsupportingBluetooth®UARTtransportlayerprotocol. General-purposeUART. TwoIrDAencodersanddecoders. Keyscaninterface. LEDmatrixcontrol. LEDcadencecontrol. GeneralpurposeI/Owithprogrammabledirection. IEEE1149.1(JTAG). DDRSDRAMcontroller. MultifunctionPeripheralInterfacesupportingPCI,PCMCIA,CardBus,EBIdevices. TheBCM1103supports: NORandNANDFlash. SerialFlash. DDRSDRAM. 0.13uprocesstechnology,1.2/2.5/3.3V. 1.0Wpeak,0.15Wstandby. 420-pinPBGAPb-freepackage.
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