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參數(shù)資料
| 型號： | PC8260VTPU200 |
| 廠商： | Atmel Corp. |
| 英文描述： | PowerPC-based Communications Processors |
| 中文描述： | 基于PowerPC的通信處理器 |
| 文件頁數(shù)： | 1/53頁 |
| 文件大小： | 364K |
| 代理商： | PC8260VTPU200 |
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1
Features
PC603e
Microprocessor(EmbeddedPowerPC
Core)at100-200MHz
– 140MIPSat100MHz(Dhrystone2.1)
– 280MIPSat200MHz(Dhrystone2.1)
– High-performance,SuperscalarMicroprocessor
– DisableCPUMode
– ImprovedLow-powerCore
– 16-KbyteDataand16-KbyteInstructionCache,Four-waySetAssociative
– MemoryManagementUnit
– NoFloatingPointUnit
– CommonOn-chipProcessor(COP)
SystemIntegrationUnit(SIU)
– MemoryController,IncludingTwoDedicatedSDRAMMachines
– PCIupto66MHz(AvailableinSubsequentVersions)
– HardwareBusMonitorandSoftwareWatchdogTimer
– IEEE1149.1JTAGTestAccessPort
High-performanceCommunicationsProcessorModule(CPM)withOperating
Frequencyupto166MHz
– PowerPCandCPMMayRunatDifferentFrequencies
– SupportsSerialBitRatesupto710Mbpsat133MHz
– ParallelI/ORegisters
– On-board24KBytesofDual-portRAM
– TwoMulti-channelControllers(MCCs)EachSupporting128Full-duplex,64-Kbps,
HDLCLines
– VirtualDMAFunctionality
TwoBusArchitectures:One64-bitPowerPCandOne32-bitLocalBus(orPCIon
PC8265)
TwoUTOPIALevel-2Master/SlavePorts,BothwithMulti-PHYSupport.OneCan
Support8/16bitData
ThreeMILInterfaces
EightTDMInterfaces(T1/E1),TwoTDMPortsCanBeGluelesstoT3/E3
PowerConsumption:2.5Wat133MHz
Description
ThePC8260PowerQUICCII
isaversatilecommunicationsprocessorthatinte-
gratesononechip,ahigh-performancePowerPC(PC603e)RISCmicroprocessor,a
highlyflexiblesystemintegrationunit,andmanycommunicationsperipheralcontrol-
lersthatcanbeusedinavarietyofapplications,particularlyincommunicationsand
networkingsystems.
ThecoreisanembeddedvariantofthePC603emicroprocessor,specificallyreferred
tolaterinthisdocumentastheEC603e,with16Kbytesofinstructioncacheand16
Kbytesofdatacacheandnofloating-pointunit(FPU).Thesysteminterfaceunit(SIU)
consistsofaflexiblememorycontrollerthatinterfacestoalmostanyuser-defined
memorysystem,a60x-to-PCIbusbridge(availableinfuturerevisions)andmany
otherperipherals,makingthisdeviceacompletesystemonachip.
Thecommunicationsprocessormodule(CPM)includesalltheperipheralsfoundin
thePC860,withtheadditionofthreehigh-performancecommunicationchannelsthat
supportnewemergingprotocols(forexample,155-MbpsATMandFastEthernet).
Equippedwithdedicatedhardware,thePC8260canhandleupto256full-duplex,
time-division,multiplexedlogicalchannels.
PowerPC-based
Communications
Processors
PC8260
PowerQUICCII
Rev.2131B–HIREL–02/03
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