TD-SCDMAclienthold

1MicrosemiCorporationCopyright2012,MicrosemiCorporation.
AllRightsReserved.
ZL30343SyncE/SONET/SDHG.
8262/Stratum3SETS&IEEE1588PacketG.
8261SynchronizerShort-FormDataSheetFeaturesSupportstherequirementsofITU-TG.
8262forsynchronousEthernetEquipmentslaveClocks(EECoption1and2)SupportstherequirementsofTelcordiaGR-1244Stratum3andGR-253,ITU-TG.
813,andG.
781SETSSupportsITU-TG.
823,G.
824andG.
8261for2048kbit/sand1544kbit/sinterfacesFrequency,PhaseandTimeSynchronizationoverIP,MPLSandEthernetPacketNetworksFrequencyaccuracyperformanceforWCDMA-FDD,GSM,LTE-FDDandfemtocellapplications,withtargetperformancelessthan±15ppb.
FrequencyperformanceforITU-TG.
823andG.
824synchronizationinterface,aswellasG.
8261PNTEEC,PNTPECandCESinterfacespecifications.
PhaseSynchronizationperformanceforWCDMA-TDD,MobileWiMAX,TD-SCDMAandCDMA2000applicationswithtargetperformancelessthan±1sphasealignment.
TimeSynchronizationforUTC-traceabilityandGPSreplacement.
MeetstheSONET/SDHjittergenerationrequirementsuptoOC-48/STM-16Synchronizestotelecomreferenceclocks(2kHz,N*8kHzupto77.
76MHz,155.
52MHz)ortoEthernetreferenceclocks(25MHz,50MHz,62.
5MHz,125MHz)Programmableoutputsynthesizers(P0,P1)generatetelecomclockfrequenciesfromanymultipleof8kHzupto100MHzGeneratesstandardSONET/SDHclockrates(e.
g.
,19.
44MHz,38.
88MHz,77.
76MHz,155.
52MHz,622.
08MHz)orEthernetclockrates(e.
g.
,25MHz,50MHz,125MHz,156.
25MHz,312.
5MHz)forsynchronizingGigabitEthernetPHYsProvidestwoDPLLswhichareindependentlyconfigurablethroughaserialinterfaceClientreferenceswitchingbetweenmultipleServersClientholdoverwhenServerpacketconnectivityislostJune2012Figure1-FunctionalBlockDiagramSONET/SDH/EthernetAPLLdpll2_refdiff0diff1apll_clk0apll_clk1apll_fp0apll_fp1FeedbackSynthesizerfb_clkext_fb_clkext_fb_fpref0ref1ref2ref3ref4ref5ref6ref7sync0sync1sync2Ref/SyncMonitorssync8ref8refn/syncnrefmp0_clk0p0_clk1p0_fp0p0_fp1P1Synthesizerp1_clk0p1_clk1InputPortsDPLL2T4DPLL1T0P0SynthesizerI2C/SPIJTAGoscooscilockmodehold/N1/N2SoftwarePLLControl(overI2C/SPI)OrderingInformationZL30343GGG100PinCABGATraysZL30343GGG2100PinCABGA*Trays*PbFreeTin/Silver/Copper-40oCto+85oCZL30343Short-FormDataSheet2MicrosemiCorporation1.
0Features1.
1TimeSynchronizationAlgorithmExternalalgorithmcontrolssoftwaredigitalPLLtoadjustfrequency&phasealignmentFrequency,PhaseandTimeSynchronizationoverIP,MPLSandEthernetPacketNetworksFrequencyaccuracyperformanceforWCDMA-FDD,GSM,LTE-FDDandfemtocellapplications,withtargetperformancelessthan±15ppb.
FrequencyperformanceforITU-TG.
823andG.
824synchronizationinterface,aswellasG.
8261PNTEEC,PNTPECandCESinterfacespecifications.
PhaseSynchronizationperformanceforWCDMA-TDD,MobileWiMAX,TD-SCDMAandCDMA2000applicationswithtargetperformancelessthan±1sphasealignment.
TimeSynchronizationforUTC-traceabilityandGPSreplacement.
ClientreferenceswitchingbetweenmultipleServersClientholdoverwhenServerpacketconnectivityislost1.
2ElectricalClockEngineSupportstherequirementsofITU-TG.
8262forsynchronousEthernetEquipmentslaveClocks(EECoption1and2)SupportstherequirementsofTelcordiaGR-1244Stratum3andGR-253,ITU-TG.
813,andG.
781SETSSupportsITU-TG.
823,G.
824andG.
8261for2048kbit/sand1544kbit/sinterfacesMeetstheSONET/SDHjittergenerationrequirementsuptoOC-48/STM-16Synchronizestotelecomreferenceclocks(2kHz,N*8kHzupto77.
76MHz,155.
52MHz)ortoEthernetreferenceclocks(25MHz,50MHz,62.
5MHz,125MHz)Supportscompositeclockinputs(64kHz,64kHz+8kHz,64kHz+8kHz+400Hz)ProvidestwoDPLLswhichareindependentlyconfigurablethroughaserialinterfaceInternalstatemachineautomaticallycontrolsmodeofoperation(free-run,locked,holdover)FlexibleinputreferencemonitoringautomaticallydisqualifiesreferencesbasedonfrequencyandphaseirregularitiesSupportsmaster/slaveconfigurationanddynamicinputtooutputdelaycompensationforAdvancedTCATMProvidesautomaticreferenceswitchingandholdoverduringlossofreferenceinput1.
3ElectricalClockGenerationGeneratesstandardSONET/SDHclockrates(e.
g.
,19.
44MHz,38.
88MHz,77.
76MHz,155.
52MHz,622.
08MHz)orEthernetclockrates(e.
g.
,25MHz,50MHz,125MHz,156.
25MHz,312.
5MHz)forsynchronizingGigabitEthernetPHYsProgrammableoutputsynthesizers(P0,P1)generatetelecomclockfrequenciesfromanymultipleof8kHzupto100MHzGeneratesseveralstylesoftelecomframepulseswithselectablepulsewidth,polarityandfrequencyConfigurableinputtooutputdelayandoutputtooutputphasealignmentZL30343Short-FormDataSheet3MicrosemiCorporation1.
4APISoftwareInterfacesto1588-capablePHYandswitcheswithintegratedtimestampingAbstractionlayerforindependencefromOSandCPU,fromembeddedSoCtohome-grownFitsintocentralized,highlyintegratedpizzaboxarchitecturesaswellasdistributedarchitectureswithmultiplelinecardsandtimingcards2.
0ApplicationsITU-TG.
8262SystemTimingCardswhichsupport1GbEand10GbEinterfacesTelcordiaGR-253CarrierGradeSONET/SDHStratum3SystemTimingCardsSystemTimingCardswhichsupportsITU-TG.
781SETS(SDHEquipmentTimingSource)IntegratedbasestationreferenceclockforairinterfaceforGSM,WCDMA,LTEandWiMAXmacro,microorfemtocellsMobileBackhaulNID,edgerouteroraccessaggregationnodeEPON/GE-PON&GPONOLTEPON/GE-PON&GPONONU/OLTDSLAMandRT-DSLAMZL30343Short-FormDataSheet2012MicrosemiCorporation.
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Productsincludehigh-performance,high-reliabilityanalogandRFdevices,mixedsignalandRFintegratedcircuits,customizableSoCs,FPGAs,andcompletesubsystems.
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