ZHCSJ46F December   2016  – December 2018 DRA74P , DRA75P

ADVANCE INFORMATION for pre-production products; subject to change without notice.  

1. 1器件概述
   1. 1.1 特性
   2. 1.2 應(yīng)用
   3. 1.3 說明
   4. 1.4 功能方框圖
2. 2修訂歷史記錄
3. 3Device Comparison
   1. 3.1 Device Comparison Table
   2. 3.2 Related Products
4. 4Terminal Configuration and Functions
   1. 4.1 Pin Diagram
   2. 4.2 Pin Attributes
   3. 4.3 Signal Descriptions
      1. 4.3.1  VIP
      2. 4.3.2  DSS
      3. 4.3.3  HDMI
      4. 4.3.4  EMIF
      5. 4.3.5  GPMC
      6. 4.3.6  Timers
      7. 4.3.7  I2C
      8. 4.3.8  HDQ1W
      9. 4.3.9  UART
      10. 4.3.10 McSPI
      11. 4.3.11 QSPI
      12. 4.3.12 McASP
      13. 4.3.13 USB
      14. 4.3.14 SATA
      15. 4.3.15 PCIe
      16. 4.3.16 DCAN and MCAN
      17. 4.3.17 GMAC_SW
      18. 4.3.18 MLB
      19. 4.3.19 eMMC/SD/SDIO
      20. 4.3.20 GPIO
      21. 4.3.21 KBD
      22. 4.3.22 PWM
      23. 4.3.23 ATL
      24. 4.3.24 Test Interfaces
      25. 4.3.25 System and Miscellaneous
          1. 4.3.25.1 Sysboot
          2. 4.3.25.2 PRCM
          3. 4.3.25.3 RTC
          4. 4.3.25.4 SDMA
          5. 4.3.25.5 INTC
          6. 4.3.25.6 Observability
          7. 4.3.25.7 Power Supplies
   4. 4.4 Pin Multiplexing
   5. 4.5 Connections for Unused Pins
5. 5Specifications
   1. 5.1  Absolute Maximum Ratings
   2. 5.2  ESD Ratings
   3. 5.3  Power-On Hours (POH)
   4. 5.4  Recommended Operating Conditions
   5. 5.5  Operating Performance Points
      1. 5.5.1 AVS and ABB Requirements
      2. 5.5.2 Voltage And Core Clock Specifications
      3. 5.5.3 Maximum Supported Frequency
   6. 5.6  Power Consumption Summary
   7. 5.7  Electrical Characteristics
      1. Table 5-6  LVCMOS DDR DC Electrical Characteristics
      2. Table 5-7  Dual Voltage LVCMOS I2C DC Electrical Characteristics
      3. Table 5-8  IQ1833 Buffers DC Electrical Characteristics
      4. Table 5-9  IHHV1833 Buffers DC Electrical Characteristics
      5. Table 5-10 LVCMOS OSC Buffers DC Electrical Characteristics
      6. Table 5-11 BMLB18 Buffers DC Electrical Characteristics
      7. Table 5-12 BC1833IHHV Buffers DC Electrical Characteristics
      8. Table 5-13 Dual Voltage SDIO1833 DC Electrical Characteristics
      9. Table 5-14 Dual Voltage LVCMOS DC Electrical Characteristics
      10. 5.7.1      HDMIPHY DC Electrical Characteristics
      11. 5.7.2      USBPHY DC Electrical Characteristics
      12. 5.7.3      SATAPHY DC Electrical Characteristics
      13. 5.7.4      PCIEPHY DC Electrical Characteristics
   8. 5.8  VPP Specifications for One-Time Programmable (OTP) eFuses
      1. Table 5-15 Recommended Operating Conditions for OTP eFuse Programming
      2. 5.8.1      Hardware Requirements
      3. 5.8.2      Programming Sequence
      4. 5.8.3      Impact to Your Hardware Warranty
   9. 5.9  Thermal Resistance Characteristics
      1. 5.9.1 Package Thermal Characteristics
   10. 5.10 Timing Requirements and Switching Characteristics
       1. 5.10.1 Timing Parameters and Information
          1. 5.10.1.1 Parameter Information
             1. 5.10.1.1.1 1.8V and 3.3V Signal Transition Levels
             2. 5.10.1.1.2 1.8V and 3.3V Signal Transition Rates
             3. 5.10.1.1.3 Timing Parameters and Board Routing Analysis
       2. 5.10.2 Interface Clock Specifications
          1. 5.10.2.1 Interface Clock Terminology
          2. 5.10.2.2 Interface Clock Frequency
       3. 5.10.3 Power Supply Sequences
       4. 5.10.4 Clock Specifications
          1. 5.10.4.1 Input Clocks / Oscillators
             1. 5.10.4.1.1 OSC0 External Crystal
             2. 5.10.4.1.2 OSC0 Input Clock
             3. 5.10.4.1.3 Auxiliary Oscillator OSC1 Input Clock
                1. 5.10.4.1.3.1 OSC1 External Crystal
                2. 5.10.4.1.3.2 OSC1 Input Clock
             4. 5.10.4.1.4 RTC Oscillator Input Clock
                1. 5.10.4.1.4.1 RTC Oscillator External Crystal
                2. 5.10.4.1.4.2 RTC Oscillator Input Clock
          2. 5.10.4.2 RC On-die Oscillator Clock
          3. 5.10.4.3 Output Clocks
          4. 5.10.4.4 DPLLs, DLLs
             1. 5.10.4.4.1 DPLL Characteristics
             2. 5.10.4.4.2 DLL Characteristics
             3. 5.10.4.4.3 DPLL and DLL Noise Isolation
       5. 5.10.5 Recommended Clock and Control Signal Transition Behavior
       6. 5.10.6 Peripherals
          1. 5.10.6.1  Timing Test Conditions
          2. 5.10.6.2  Virtual and Manual I/O Timing Modes
          3. 5.10.6.3  VIP
          4. 5.10.6.4  DSS
          5. 5.10.6.5  HDMI
          6. 5.10.6.6  EMIF
          7. 5.10.6.7  GPMC
             1. 5.10.6.7.1 GPMC/NOR Flash Interface Synchronous Timing
             2. 5.10.6.7.2 GPMC/NOR Flash Interface Asynchronous Timing
             3. 5.10.6.7.3 GPMC/NAND Flash Interface Asynchronous Timing
          8. 5.10.6.8  Timers
          9. 5.10.6.9  I2C
             1. Table 5-64 Timing Requirements for I2C Input Timings
             2. Table 5-65 Timing Requirements for I2C HS-Mode (I2C3/4/5 Only)
             3. Table 5-66 Switching Characteristics Over Recommended Operating Conditions for I2C Output Timings
          10. 5.10.6.10 HDQ1W
              1. 5.10.6.10.1 HDQ / 1-Wire — HDQ Mode
              2. 5.10.6.10.2 HDQ/1-Wire—1-Wire Mode
          11. 5.10.6.11 UART
              1. Table 5-71 Timing Requirements for UART
              2. Table 5-72 Switching Characteristics Over Recommended Operating Conditions for UART
          12. 5.10.6.12 McSPI
          13. 5.10.6.13 QSPI
          14. 5.10.6.14 McASP
              1. Table 5-79 Timing Requirements for McASP1
              2. Table 5-80 Timing Requirements for McASP2
              3. Table 5-81 Timing Requirements for McASP3/4/5/6/7/8
              4. Table 5-82 Switching Characteristics Over Recommended Operating Conditions for McASP1
              5. Table 5-83 Switching Characteristics Over Recommended Operating Conditions for McASP2
              6. Table 5-84 Switching Characteristics Over Recommended Operating Conditions for McASP3/4/5/6/7/8
          15. 5.10.6.15 USB
              1. 5.10.6.15.1 USB1 DRD PHY
              2. 5.10.6.15.2 USB2 PHY
              3. 5.10.6.15.3 USB3 and USB4 DRD ULPI—SDR—Slave Mode—12-pin Mode
          16. 5.10.6.16 SATA
          17. 5.10.6.17 PCIe
          18. 5.10.6.18 CAN
              1. 5.10.6.18.1 DCAN
              2. 5.10.6.18.2 MCAN-FD
              3. Table 5-99  Timing Requirements for CANx Receive
              4. Table 5-100 Switching Characteristics Over Recommended Operating Conditions for CANx Transmit
          19. 5.10.6.19 GMAC_SW
              1. 5.10.6.19.1 GMAC MII Timings
                 1. Table 5-101 Timing Requirements for miin_rxclk - MII Operation
                 2. Table 5-102 Timing Requirements for miin_txclk - MII Operation
                 3. Table 5-103 Timing Requirements for GMAC MIIn Receive 10/100 Mbit/s
                 4. Table 5-104 Switching Characteristics Over Recommended Operating Conditions for GMAC MIIn Transmit 10/100 Mbits/s
              2. 5.10.6.19.2 GMAC MDIO Interface Timings
              3. 5.10.6.19.3 GMAC RMII Timings
                 1. Table 5-109 Timing Requirements for GMAC REF_CLK - RMII Operation
                 2. Table 5-110 Timing Requirements for GMAC RMIIn Receive
                 3. Table 5-111 Switching Characteristics Over Recommended Operating Conditions for GMAC REF_CLK - RMII Operation
                 4. Table 5-112 Switching Characteristics Over Recommended Operating Conditions for GMAC RMIIn Transmit 10/100 Mbits/s
              4. 5.10.6.19.4 GMAC RGMII Timings
                 1. Table 5-116 Timing Requirements for rgmiin_rxc - RGMIIn Operation
                 2. Table 5-117 Timing Requirements for GMAC RGMIIn Input Receive for 10/100/1000 Mbps
                 3. Table 5-118 Switching Characteristics Over Recommended Operating Conditions for rgmiin_txctl - RGMIIn Operation for 10/100/1000 Mbit/s
                 4. Table 5-119 Switching Characteristics for GMAC RGMIIn Output Transmit for 10/100/1000 Mbps
          20. 5.10.6.20 MLB
          21. 5.10.6.21 eMMC/SD/SDIO
              1. 5.10.6.21.1 MMC1—SD Card Interface
                 1. 5.10.6.21.1.1 Default speed, 4-bit data, SDR, half-cycle
                 2. 5.10.6.21.1.2 High speed, 4-bit data, SDR, half-cycle
                 3. 5.10.6.21.1.3 SDR12, 4-bit data, half-cycle
                 4. 5.10.6.21.1.4 SDR25, 4-bit data, half-cycle
                 5. 5.10.6.21.1.5 UHS-I SDR50, 4-bit data, half-cycle
                 6. 5.10.6.21.1.6 UHS-I SDR104, 4-bit data, half-cycle
                 7. 5.10.6.21.1.7 UHS-I DDR50, 4-bit data
              2. 5.10.6.21.2 MMC2 — eMMC
                 1. 5.10.6.21.2.1 Standard JC64 SDR, 8-bit data, half cycle
                 2. 5.10.6.21.2.2 High-Speed JC64 SDR, 8-bit data, half cycle
                 3. 5.10.6.21.2.3 High-Speed HS200 JC64 SDR, 8-bit data, half cycle
                 4. 5.10.6.21.2.4 High-Speed JC64 DDR, 8-bit data
              3. 5.10.6.21.3 MMC3 and MMC4—SDIO/SD
                 1. 5.10.6.21.3.1 MMC3 and MMC4, SD Default Speed
                 2. 5.10.6.21.3.2 MMC3 and MMC4, SD High Speed
                 3. 5.10.6.21.3.3 MMC3 and MMC4, SD and SDIO SDR12 Mode
                 4. 5.10.6.21.3.4 MMC3 and MMC4, SD SDR25 Mode
                 5. 5.10.6.21.3.5 MMC3 SDIO High-Speed UHS-I SDR50 Mode, Half Cycle
          22. 5.10.6.22 GPIO
          23. 5.10.6.23 ATL
              1. 5.10.6.23.1 ATL Electrical Data/Timing
                 1. Table 5-175 Switching Characteristics Over Recommended Operating Conditions for ATL_CLKOUTx
          24. 5.10.6.24 System and Miscellaneous Interfaces
       7. 5.10.7 Emulation and Debug Subsystem
          1. 5.10.7.1 JTAG
             1. 5.10.7.1.1 JTAG Electrical Data/Timing
                1. Table 5-176 Timing Requirements for IEEE 1149.1 JTAG
                2. Table 5-177 Switching Characteristics Over Recommended Operating Conditions for IEEE 1149.1 JTAG
                3. Table 5-178 Timing Requirements for IEEE 1149.1 JTAG With RTCK
                4. Table 5-179 Switching Characteristics Over Recommended Operating Conditions for IEEE 1149.1 JTAG With RTCK
          2. 5.10.7.2 TPIU
             1. 5.10.7.2.1 TPIU PLL DDR Mode
6. 6Detailed Description
   1. 6.1  Description
   2. 6.2  Functional Block Diagram
   3. 6.3  MPU
   4. 6.4  DSP Subsystem
   5. 6.5  ISS
   6. 6.6  IVA
   7. 6.7  EVE
   8. 6.8  IPU
   9. 6.9  VPE
   10. 6.10 GPU
   11. 6.11 ATL Overview
   12. 6.12 Memory Subsystem
       1. 6.12.1 EMIF
       2. 6.12.2 GPMC
       3. 6.12.3 ELM
       4. 6.12.4 OCMC
   13. 6.13 Interprocessor Communication
       1. 6.13.1 Mailbox
       2. 6.13.2 Spinlock
   14. 6.14 Interrupt Controller
   15. 6.15 EDMA
   16. 6.16 Peripherals
       1. 6.16.1  VIP
       2. 6.16.2  DSS
       3. 6.16.3  Timers
       4. 6.16.4  I2C
       5. 6.16.5  HDQ1W
       6. 6.16.6  UART
          1. 6.16.6.1 UART Features
          2. 6.16.6.2 IrDA Features
          3. 6.16.6.3 CIR Features
       7. 6.16.7  McSPI
       8. 6.16.8  QSPI
       9. 6.16.9  McASP
       10. 6.16.10 USB
       11. 6.16.11 SATA
       12. 6.16.12 PCIe
       13. 6.16.13 CAN
       14. 6.16.14 GMAC_SW
       15. 6.16.15 MLB
       16. 6.16.16 eMMC/SD/SDIO
       17. 6.16.17 GPIO
       18. 6.16.18 ePWM
       19. 6.16.19 eCAP
       20. 6.16.20 eQEP
   17. 6.17 On-Chip Debug
7. 7Applications, Implementation, and Layout
   1. 7.1 Introduction
      1. 7.1.1 Initial Requirements and Guidelines
   2. 7.2 Power Optimizations
      1. 7.2.1 Step 1: PCB Stack-up
      2. 7.2.2 Step 2: Physical Placement
      3. 7.2.3 Step 3: Static Analysis
         1. 7.2.3.1 PDN Resistance and IR Drop
      4. 7.2.4 Step 4: Frequency Analysis
      5. 7.2.5 System ESD Generic Guidelines
         1. 7.2.5.1 System ESD Generic PCB Guideline
         2. 7.2.5.2 Miscellaneous EMC Guidelines to Mitigate ESD Immunity
      6. 7.2.6 EMI / EMC Issues Prevention
         1. 7.2.6.1 Signal Bandwidth
         2. 7.2.6.2 Signal Routing
            1. 7.2.6.2.1 Signal Routing—Sensitive Signals and Shielding
            2. 7.2.6.2.2 Signal Routing—Outer Layer Routing
         3. 7.2.6.3 Ground Guidelines
            1. 7.2.6.3.1 PCB Outer Layers
            2. 7.2.6.3.2 Metallic Frames
            3. 7.2.6.3.3 Connectors
            4. 7.2.6.3.4 Guard Ring on PCB Edges
            5. 7.2.6.3.5 Analog and Digital Ground
   3. 7.3 Core Power Domains
      1. 7.3.1 General Constraints and Theory
      2. 7.3.2 Voltage Decoupling
      3. 7.3.3 Static PDN Analysis
      4. 7.3.4 Dynamic PDN Analysis
      5. 7.3.5 Power Supply Mapping
      6. 7.3.6 DPLL Voltage Requirement
      7. 7.3.7 Loss of Input Power Event
      8. 7.3.8 Example PCB Design
         1. 7.3.8.1 Example Stack-up
         2. 7.3.8.2 vdd_mpu Example Analysis
   4. 7.4 Single-Ended Interfaces
      1. 7.4.1 General Routing Guidelines
      2. 7.4.2 QSPI Board Design and Layout Guidelines
   5. 7.5 Differential Interfaces
      1. 7.5.1 General Routing Guidelines
      2. 7.5.2 USB 2.0 Board Design and Layout Guidelines
         1. 7.5.2.1 Background
         2. 7.5.2.2 USB PHY Layout Guide
            1. 7.5.2.2.1 General Routing and Placement
            2. 7.5.2.2.2 Specific Guidelines for USB PHY Layout
               1. 7.5.2.2.2.1  Analog, PLL, and Digital Power Supply Filtering
               2. 7.5.2.2.2.2  Analog, Digital, and PLL Partitioning
               3. 7.5.2.2.2.3  Board Stackup
               4. 7.5.2.2.2.4  Cable Connector Socket
               5. 7.5.2.2.2.5  Clock Routings
               6. 7.5.2.2.2.6  Crystals/Oscillator
               7. 7.5.2.2.2.7  DP/DM Trace
               8. 7.5.2.2.2.8  DP/DM Vias
               9. 7.5.2.2.2.9  Image Planes
               10. 7.5.2.2.2.10 JTAG Interface
               11. 7.5.2.2.2.11 Power Regulators
         3. 7.5.2.3 Electrostatic Discharge (ESD)
            1. 7.5.2.3.1 IEC ESD Stressing Test
               1. 7.5.2.3.1.1 Test Mode
               2. 7.5.2.3.1.2 Air Discharge Mode
               3. 7.5.2.3.1.3 Test Type
            2. 7.5.2.3.2 TI Component Level IEC ESD Test
            3. 7.5.2.3.3 Construction of a Custom USB Connector
            4. 7.5.2.3.4 ESD Protection System Design Consideration
         4. 7.5.2.4 References
      3. 7.5.3 USB 3.0 Board Design and Layout Guidelines
         1. 7.5.3.1 USB 3.0 interface introduction
         2. 7.5.3.2 USB 3.0 General routing rules
      4. 7.5.4 HDMI Board Design and Layout Guidelines
         1. 7.5.4.1 HDMI Interface Schematic
         2. 7.5.4.2 TMDS General Routing Guidelines
         3. 7.5.4.3 TPD5S115
         4. 7.5.4.4 HDMI ESD Protection Device (Required)
         5. 7.5.4.5 PCB Stackup Specifications
         6. 7.5.4.6 Grounding
      5. 7.5.5 SATA Board Design and Layout Guidelines
         1. 7.5.5.1 SATA Interface Schematic
         2. 7.5.5.2 Compatible SATA Components and Modes
         3. 7.5.5.3 PCB Stackup Specifications
         4. 7.5.5.4 Routing Specifications
      6. 7.5.6 PCIe Board Design and Layout Guidelines
         1. 7.5.6.1 PCIe Connections and Interface Compliance
            1. 7.5.6.1.1 Coupling Capacitors
            2. 7.5.6.1.2 Polarity Inversion
         2. 7.5.6.2 Non-standard PCIe connections
            1. 7.5.6.2.1 PCB Stackup Specifications
            2. 7.5.6.2.2 Routing Specifications
               1. 7.5.6.2.2.1 Impedance
               2. 7.5.6.2.2.2 Differential Coupling
               3. 7.5.6.2.2.3 Pair Length Matching
         3. 7.5.6.3 LJCB_REFN/P Connections
   6. 7.6 Clock Routing Guidelines
      1. 7.6.1 32-kHz Oscillator Routing
      2. 7.6.2 Oscillator Ground Connection
   7. 7.7 DDR2/DDR3 Board Design and Layout Guidelines
      1. 7.7.1 DDR2/DDR3 General Board Layout Guidelines
      2. 7.7.2 DDR2 Board Design and Layout Guidelines
         1. 7.7.2.1 Board Designs
         2. 7.7.2.2 DDR2 Interface
            1. 7.7.2.2.1  DDR2 Interface Schematic
            2. 7.7.2.2.2  Compatible JEDEC DDR2 Devices
            3. 7.7.2.2.3  PCB Stackup
            4. 7.7.2.2.4  Placement
            5. 7.7.2.2.5  DDR2 Keepout Region
            6. 7.7.2.2.6  Bulk Bypass Capacitors
            7. 7.7.2.2.7  High-Speed Bypass Capacitors
            8. 7.7.2.2.8  Net Classes
            9. 7.7.2.2.9  DDR2 Signal Termination
            10. 7.7.2.2.10 VREF Routing
         3. 7.7.2.3 DDR2 CK and ADDR_CTRL Routing
      3. 7.7.3 DDR3 Board Design and Layout Guidelines
         1. 7.7.3.1  Board Designs
         2. 7.7.3.2  DDR3 EMIF
         3. 7.7.3.3  DDR3 Device Combinations
         4. 7.7.3.4  DDR3 Interface Schematic
            1. 7.7.3.4.1 32-Bit DDR3 Interface
            2. 7.7.3.4.2 16-Bit DDR3 Interface
         5. 7.7.3.5  Compatible JEDEC DDR3 Devices
         6. 7.7.3.6  PCB Stackup
         7. 7.7.3.7  Placement
         8. 7.7.3.8  DDR3 Keepout Region
         9. 7.7.3.9  Bulk Bypass Capacitors
         10. 7.7.3.10 High-Speed Bypass Capacitors
             1. 7.7.3.10.1 Return Current Bypass Capacitors
         11. 7.7.3.11 Net Classes
         12. 7.7.3.12 DDR3 Signal Termination
         13. 7.7.3.13 VREF_DDR Routing
         14. 7.7.3.14 VTT
         15. 7.7.3.15 CK and ADDR_CTRL Topologies and Routing Definition
             1. 7.7.3.15.1 Four DDR3 Devices
                1. 7.7.3.15.1.1 CK and ADDR_CTRL Topologies, Four DDR3 Devices
                2. 7.7.3.15.1.2 CK and ADDR_CTRL Routing, Four DDR3 Devices
             2. 7.7.3.15.2 Two DDR3 Devices
                1. 7.7.3.15.2.1 CK and ADDR_CTRL Topologies, Two DDR3 Devices
                2. 7.7.3.15.2.2 CK and ADDR_CTRL Routing, Two DDR3 Devices
             3. 7.7.3.15.3 One DDR3 Device
                1. 7.7.3.15.3.1 CK and ADDR_CTRL Topologies, One DDR3 Device
                2. 7.7.3.15.3.2 CK and ADDR/CTRL Routing, One DDR3 Device
         16. 7.7.3.16 Data Topologies and Routing Definition
             1. 7.7.3.16.1 DQS and DQ/DM Topologies, Any Number of Allowed DDR3 Devices
             2. 7.7.3.16.2 DQS and DQ/DM Routing, Any Number of Allowed DDR3 Devices
         17. 7.7.3.17 Routing Specification
             1. 7.7.3.17.1 CK and ADDR_CTRL Routing Specification
             2. 7.7.3.17.2 DQS and DQ Routing Specification
8. 8Device and Documentation Support
   1. 8.1  Device Nomenclature
      1. 8.1.1 Standard Package Symbolization
      2. 8.1.2 Device Naming Convention
   2. 8.2  Tools and Software
   3. 8.3  Documentation Support
      1. 8.3.1 FCC Warning
      2. 8.3.2 Information About Cautions and Warnings
   4. 8.4  Receiving Notification of Documentation Updates
   5. 8.5  Related Links
   6. 8.6  Community Resources
   7. 8.7  商標(biāo)
   8. 8.8  靜電放電警告
   9. 8.9  Export Control Notice
   10. 8.10 Glossary
9. 9Mechanical Packaging and Orderable Information
   1. 9.1 Mechanical Data