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PRODUCT PREVIEW
1TMS320DM355DigitalMediaSystem-on-Chip(DMSoC)
1.1Features
TMS320DM355
DigitalMediaSystem-on-Chip(DMSoC)
SPRS463A–SEPTEMBER2007–REVISEDSEPTEMBER2007
encoder
•High-PerformanceDigitalMedia
System-on-Chip•ExternalMemoryInterfaces(EMIFs)
–216-and270-MHzARM926EJ-SClockRate–DDR2andmDDRSDRAM16-bitwideEMIF
With256MByteAddressSpace(1.8-VI/O)
–FullySoftware-CompatibleWithARM9
–Asynchronous16-/8-bitWideEMIF(AEMIF)
•ARM926EJ-SCore
•FlashMemoryInterfaces
–Supportfor32-Bitand16-Bit(ThumbMode)
–NAND(8-/16-bitWideData)
InstructionSets
–OneNAND(16-bitWideData)
–DSPInstructionExtensionsandSingle
CycleMAC
•FlashCardInterfaces
–ARMJazelleTechnology
–TwoMultimediaCard(MMC)/Secure
–EmbeddedICE-RTLogicforReal-TimeDigital(SD/SDIO)
Debug
–SmartMedia
•ARM9MemoryArchitecture
•EnhancedDirect-Memory-Access(EDMA)
–16K-ByteInstructionCacheController(64IndependentChannels)
–8K-ByteDataCache
•USBPortwithIntegrated2.0High-SpeedPHY
thatSupports
–32K-ByteRAM
–USB2.0FullandHigh-SpeedDevice
–8K-ByteROM
–USB2.0Low,Full,andHigh-SpeedHost
–LittleEndian
•Three64-BitGeneral-PurposeTimers(each
•VideoProcessingSubsystem
configurableastwo32-bittimers)
–FrontEndProvides:
•One64-BitWatchDogTimer
•HardwareIPIPEforReal-TimeImage
Processing•ThreeUARTs(OnefastUARTwithRTSand
CTSFlowControl)
•CCDandCMOSImagerInterface
•ThreeSerialPortInterfaces(SPI)eachwith
•14-BitParallelAFE(AnalogFrontEnd)
twoChip-Selects
InterfaceUpto67.5MHz
•OneMaster/SlaveInter-IntegratedCircuit
•GluelessInterfacetoCommonVideo
(I
2
C)Bus™
Decoders
•BT.601/BT.656DigitalYCbCr4:2:2•TwoAudioSerialPort(ASP)
(8-/16-Bit)Interface
–I2SandTDMI2S
•HistogramModule
–AC97AudioCodecInterface
•ResizeEngine
–S/PDIFviaSoftware
–ResizeImagesFrom1/16xto8x
–StandardVoiceCodecInterface(AIC12)
–SeparateHorizontal/VerticalControl
–SPIProtocol(MasterModeOnly)
–TwoSimultaneousOutputPaths
•FourPulseWidthModulator(PWM)Outputs
–BackEndProvides:
•FourRTO(RealTimeOut)Outputs
•HardwareOn-ScreenDisplay(OSD)
•Upto104General-PurposeI/O(GPIO)Pins
•CompositeNTSC/PALvideoencoder
(MultiplexedwithOtherDeviceFunctions)
output
•On-ChipARMROMBootloader(RBL)toBoot
•8-/16-bitYCCandUpto18-BitRGB666
FromNANDFlash,MMC/SD,orUART
DigitalOutput
•ConfigurablePower-SavingModes
•BT.601/BT.656DigitalYCbCr4:2:2
•CrystalorExternalClockInput(typically
(8-/16-Bit)Interface
24MHzor36MHz)
•SupportsdigitalHDTV(720p/1080i)
•FlexiblePLLClockGenerators
outputforconnectiontoexternal
•DebugInterfaceSupport
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas
Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdocument.
I
2
C-busisatrademarkofTexasInstruments.
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formativeordesignphaseofdevelopment.Characteristicdataand
otherspecificationsaredesigngoals.TexasInstrumentsreserves
therighttochangeordiscontinuetheseproductswithoutnotice.