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TMS320C6727,TMS320C6726,TMS320C6722
Floating-PointDigitalSignalProcessors
SPRS268E–MAY2005–REVISEDJANUARY2007
1TMS320C6727,TMS320C6726,TMS320C67224.3RecommendedOperatingConditions...............33
DSPs........................................................1
4.4ElectricalCharacteristics............................34
1.1Features..............................................1
4.5ParameterInformation..............................35
1.2Description............................................2
4.6TimingParameterSymbology.......................36
1.2.1DeviceCompatibility.................................4
4.7PowerSupplies......................................37
1.3FunctionalBlockDiagram............................5
4.8Reset................................................38
2DeviceOverview.........................................7
4.9DualDataMovementAccelerator(dMAX)..........39
2.1DeviceCharacteristics................................7
4.10ExternalInterrupts...................................44
2.2EnhancedC67x+CPU...............................8
4.11ExternalMemoryInterface(EMIF)..................45
2.3CPUInterruptAssignments...........................9
4.12UniversalHost-PortInterface(UHPI)[C6727Only].55
2.4InternalProgram/DataROMandRAM..............10
4.13MultichannelAudioSerialPorts(McASP0,McASP1,
andMcASP2)........................................68
2.5ProgramCache......................................11
4.14SerialPeripheralInterfacePorts(SPI0,SPI1)......80
2.6High-PerformanceCrossbarSwitch.................12
4.15Inter-IntegratedCircuitSerialPorts(I2C0,I2C1)...93
2.7MemoryMapSummary.............................15
4.16Real-TimeInterrupt(RTI)TimerWithDigital
2.8BootModes..........................................16
Watchdog............................................97
2.9PinAssignments....................................19
4.17ExternalClockInputFromOscillatororCLKINPin100
2.10Development........................................26
4.18Phase-LockedLoop(PLL).........................102
3DeviceConfigurations.................................30
5ApplicationExample.................................105
3.1DeviceConfigurationRegisters.....................30
6RevisionHistory......................................106
3.2PeripheralPinMultiplexingOptions.................30
7MechanicalData.......................................107
3.3PeripheralPinMultiplexingControl.................31
7.1PackageThermalResistanceCharacteristics.....107
4PeripheralandElectricalSpecifications...........33
7.2SupplementaryInformationAboutthe144-PinRFP
4.1ElectricalSpecifications.............................33
PowerPAD™Package.............................108
4.2AbsoluteMaximumRatings.........................33
7.3PackagingInformation.............................109
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