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Texas Instruments warranty TMS320C6727, TMS320C6726, TMS320C6722, A.See Figure

Models: TMS320C6726 TMS320C6722 TMS320C6727

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TMS320C6727, TMS320C6726, TMS320C6722

Floating-Point Digital Signal Processors

www.ti.com

SPRS268E –MAY 2005 –REVISED JANUARY 2007

UHPI_HCS

UHPI_HAS
		12			12
		12			11
		11			11
		11
UHPI_HCNTL[1:0]
		12			12
		11			11
UHPI_HRW
		12			12
		11			11
UHPI_HHWIL
					10
		10			9
		9		37	13
	37	13		14	13
	37			14
HSTROBE(A)
		1		1
		3	2	3	2
UHPI_HD[15:0]
		7	38
36		6	38
36		6

UHPI_HRDY

A.See Figure 4-14.

B.Depending on the type of write or read operation (HPID without auto-incrementing, HPIA, HPIC, or HPID with auto-incrementing) and the state of the FIFO, transitions on UHPI_HRDY may or may not occur.

Figure 4-22. Multiplexed Read Timings Using UHPI_HAS

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Peripheral and Electrical Specifications

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Texas Instruments warranty TMS320C6727, TMS320C6726, TMS320C6722, Floating-PointDigital Signal Processors, A.See Figure

Contents

TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors1 TMS320C6727, TMS320C6726, TMS320C6722 DSPs 1.1 Features1.2 Description Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 The UHPI is only available on the C6727 Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 1.2.1 Device Compatibility Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 1.3 Functional Block Diagram Floating-PointDigital Signal ProcessorsFigure 1-1.C672x DSP Block Diagram TMS320C6727, TMS320C6726, TMS320C6722Application Example Phase-LockedLoop PLLRevision History Mechanical DataFloating-PointDigital Signal Processors 2 Device Overview2.1 Device Characteristics Table 2-1.Characteristics of the C672x ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.2 Enhanced C67x+ CPU Figure 2-1.CPU Data PathsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.3 CPU Interrupt Assignments Table 2-3.CPU Interrupt AssignmentsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.4 Internal Program/Data ROM and RAM Figure 2-2.Program/Data ROM OrganizationTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.5 Program Cache Table 2-4.Program Cache Control Registers2.6 High-PerformanceCrossbar Switch Floating-PointDigital Signal ProcessorsFigure 2-4.Block Diagram of Crossbar Switch TMS320C6727, TMS320C6726, TMS320C6722Table 2-6.Bus Bridges Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 RESET VALUE Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 2-5.CFGBRIDGE Register Bit LayoutTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.7 Memory Map Summary Table 2-8.C672x Memory MapTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.8 Boot Modes TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsFigure 2-6.CFGPIN0 Register Bit Layout Submit Documentation FeedbackTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsFigure 2-7.CFGPIN1 Register Bit Layout Device OverviewTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.9 Pin Assignments 2.9.1Pin MapsSPRS268E -MAY2005 -REVISEDJANUARY Device OverviewSubmit Documentation Feedback TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.9.2Terminal Functions Table 2-12.Terminal FunctionsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsTable 2-12.Terminal Functions continued Device OverviewTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsTable 2-12.Terminal Functions continued Submit Documentation FeedbackTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsTable 2-12.Terminal Functions continued AHCLKR0/AHCLKR1TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsTable 2-12.Terminal Functions continued Submit Documentation FeedbackTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.10 Development 2.10.1 Development SupportTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsFigure 2-10.TMS320C672x DSP Device Nomenclature TMS 320 C6727 GDH A2.10.2.2 Documentation Support Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Device Overview Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors 3 Device Configurations3.1 Device Configuration Registers Table 3-1. Device-LevelConfiguration Registers3.3 Peripheral Pin Multiplexing Control Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Device Configurations Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 FIRST PRIORITYFloating-PointDigital Signal Processors 4 Peripheral and Electrical Specifications4.1 Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Electrical Characteristics Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C67224.5.1.1 Signal Transition Levels Floating-PointDigital Signal Processors4.5.1.2 Signal Transition Rates TMS320C6727, TMS320C6726, TMS320C67224.6 Timing Parameter Symbology Floating-PointDigital Signal ProcessorsLetters and symbols and their meanings TMS320C6727, TMS320C6726, TMS320C67224.7 Power Supplies Floating-PointDigital Signal Processors4.7.1Power-SupplySequencing 4.7.2Power-SupplyDecoupling4.8 Reset Floating-PointDigital Signal Processors4.8.1Reset Electrical Data/Timing Table 4-1.Reset Timing RequirementsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors4.9 Dual Data Movement Accelerator dMAX 4.9.1dMAX Device-SpecificInformationFigure 4-4.dMAX Controller Block Diagram Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722The dMAX controller comprises Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Table 4-2.dMAX Peripheral Event Input AssignmentsTable 4-3.dMAX Configuration Registers Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C67224.10 External Interrupts Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors4.11 External Memory Interface EMIF 4.11.1 EMIF Device-SpecificInformationPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-5.C6726/C6722 DSP 16-BitEMIF ExamplePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-6.C6727 DSP 32-BitEMIF ExamplePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.11.2 EMIF Peripheral Registers DescriptionsPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.11.3 EMIF Electrical Data/Timingrising Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-7.Basic SDRAM Write OperationPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-9.Asynchronous Read WE Strobe ModePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-11.Asynchronous Write WE Strobe ModePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-13.EM WAIT Timing RequirementsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors4.12 Universal Host-PortInterface UHPI C6727 Only 4.12.1 UHPI Device-SpecificInformationTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsEM D31 16/UHPI HA15 0 UHPI HCNTL1 0 UHPI HD15 UHPI HD16/HHWIL UHPI HD31 17 UHPI HASBPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 EM D31 16/UHPI HA15 0 UHPI HCNTL1 0 UHPI HD15TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsDSP EM D31 16/UHPI HA15 0 UHPI HCNTL1 UHPI HD15 0 UHPI HD16/HHWIL UHPI HD31Table 4-11.UHPI Configuration Registers Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722RESET Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Figure 4-20.CFGHPIAUMB Register Bit Layout Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.12.3 UHPI Electrical Data/Timing Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Case 1. HPIC or HPIA readPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-21. Non-MultiplexedRead/Write TimingsPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 A.See FigurePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 A.See FigurePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 A.See FigureTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsFigure 4-25.McASP Block Diagram Table 4-17.McASP Configurations on C672x DSP Floating-PointDigital Signal ProcessorsCLOCK PINS DATA PINSPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.13.1 McASP Peripheral Registers DescriptionsPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 0x4400Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 0x4500Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-26.CFGMCASP0 Register Bit LayoutBIT NO Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-28.CFGMCASP2 Register Bit LayoutPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.13.2 McASP Electrical Data/TimingTable 4-23.McASP Switching Characteristics1 Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-29.McASP Input TimingsPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-30.McASP Output TimingsFigure 4-31.Block Diagram of SPI Module Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.14 Serial Peripheral Interface Ports SPI0, SPI1Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Submit Documentation FeedbackTable 4-24.SPIx Configuration Registers Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.14.3 SPI Electrical Data/TimingPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Cycle Time, SPIx CLK, All Slave ModesTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsMAX UNIT MIN MAX UNIT 2PPolarity = 0, Phase = 0, from SPIx CLK falling Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Delay from final Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Polarity = 0, Phase = 0, from SPIx CLK falling Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-33.SPI Timings-MasterModePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-34.SPI Timings-SlaveModePeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-35.SPI Timings-MasterMode 4-Pinand 5-PinPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-36.SPI Timings-SlaveMode 4-Pinand 5-PinFigure 4-37.I2C Module Block Diagram Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.15.1 I2C Device-SpecificInformationTable 4-33.I2Cx Configuration Registers Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Table 4-35.I2C Switching Characteristics1 Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C672296Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-38.I2C Receive TimingsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsFigure 4-40.RTI Timer Block Diagram Table 4-36.RTI Registers Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Peripheral and Electrical Specifications Table 4-36.RTI Registers continuedFigure 4-42.C672x Clock Input Options Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Peripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.17.1 Clock Electrical Data/Timing4.18 Phase-LockedLoop PLL Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.18.1 PLL Device-SpecificInformationFigure 4-44.PLL Power Supply Filter Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Table 4-40.Allowed PLL Operating ConditionsPeripheral and Electrical Specifications Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 4.18.2 PLL Registers DescriptionsFloating-PointDigital Signal Processors 5 Application ExampleFigure 5-1.TMS320C672x Audio DSP System Diagram TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors 6 Revision HistoryTMS320C6727, TMS320C6726, TMS320C6722 ADDS/CHANGES/DELETESFloating-PointDigital Signal Processors 7 Mechanical Data7.1 Package Thermal Resistance Characteristics Table 7-2.Thermal Characteristics for RFP PackageTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors7.2.1Standoff Height Standoff Height7.2.2PowerPAD PCB Footprint Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 7.3 Packaging InformationPage PACKAGING INFORMATION PACKAGE OPTION ADDENDUMPage Page Applications IMPORTANT NOTICEProducts