SPRS797C November   2012  – October 2018 TMS320F28050 , TMS320F28051 , TMS320F28052 , TMS320F28053 , TMS320F28054 , TMS320F28055


  1. 1Device Overview
    1. 1.1 Features
    2. 1.2 Applications
    3. 1.3 Description
    4. 1.4 Functional Block Diagram
  2. 2Revision History
  3. 3Device Comparison
    1. 3.1 Related Products
  4. 4Terminal Configuration and Functions
    1. 4.1 Pin Diagram
    2. 4.2 Signal Descriptions
      1. Table 4-1 Signal Descriptions
  5. 5Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Power Consumption Summary
      1. Table 5-1 TMS320F2805x Current Consumption at 60-MHz SYSCLKOUT
      2. 5.4.1     Reducing Current Consumption
      3. 5.4.2     Current Consumption Graphs (VREG Enabled)
    5. 5.5  Electrical Characteristics
    6. 5.6  Thermal Resistance Characteristics for PN Package
    7. 5.7  Thermal Design Considerations
    8. 5.8  Emulator Connection Without Signal Buffering for the MCU
    9. 5.9  Parameter Information
      1. 5.9.1 Timing Parameter Symbology
      2. 5.9.2 General Notes on Timing Parameters
    10. 5.10 Test Load Circuit
    11. 5.11 Power Sequencing
      1. Table 5-3 Reset (XRS) Timing Requirements
      2. Table 5-4 Reset (XRS) Switching Characteristics
    12. 5.12 Clock Specifications
      1. 5.12.1 Device Clock Table
        1. Table 5-5 2805x Clock Table and Nomenclature (60-MHz Devices)
        2. Table 5-6 Device Clocking Requirements/Characteristics
        3. Table 5-7 Internal Zero-Pin Oscillator (INTOSC1, INTOSC2) Characteristics
      2. 5.12.2 Clock Requirements and Characteristics
        1. Table 5-8  XCLKIN Timing Requirements - PLL Enabled
        2. Table 5-9  XCLKIN Timing Requirements - PLL Disabled
        3. Table 5-10 XCLKOUT Switching Characteristics (PLL Bypassed or Enabled)
    13. 5.13 Flash Timing
      1. Table 5-11 Flash/OTP Endurance for T Temperature Material
      2. Table 5-12 Flash/OTP Endurance for S Temperature Material
      3. Table 5-13 Flash/OTP Endurance for Q Temperature Material
      4. Table 5-14 Flash Parameters at 60-MHz SYSCLKOUT
      5. Table 5-15 Flash/OTP Access Timing
      6. Table 5-16 Flash Data Retention Duration
  6. 6Detailed Description
    1. 6.1 Overview
      1. 6.1.1  CPU
      2. 6.1.2  Control Law Accelerator
      3. 6.1.3  Memory Bus (Harvard Bus Architecture)
      4. 6.1.4  Peripheral Bus
      5. 6.1.5  Real-Time JTAG and Analysis
      6. 6.1.6  Flash
      7. 6.1.7  M0, M1 SARAMs
      8. 6.1.8  L0 SARAM, and L1, L2, and L3 DPSARAMs
      9. 6.1.9  Boot ROM
        1. Emulation Boot
        2. GetMode
        3. Peripheral Pins Used by the Bootloader
      10. 6.1.10 Security
      11. 6.1.11 Peripheral Interrupt Expansion Block
      12. 6.1.12 External Interrupts (XINT1 to XINT3)
      13. 6.1.13 Internal Zero-Pin Oscillators, Oscillator, and PLL
      14. 6.1.14 Watchdog
      15. 6.1.15 Peripheral Clocking
      16. 6.1.16 Low-power Modes
      17. 6.1.17 Peripheral Frames 0, 1, 2, 3 (PFn)
      18. 6.1.18 General-Purpose Input/Output Multiplexer
      19. 6.1.19 32-Bit CPU-Timers (0, 1, 2)
      20. 6.1.20 Control Peripherals
      21. 6.1.21 Serial Port Peripherals
    2. 6.2 Memory Maps
    3. 6.3 Register Map
    4. 6.4 Device Emulation Registers
    5. 6.5 VREG, BOR, POR
      1. 6.5.1 On-chip VREG
        1. Using the On-chip VREG
        2. Disabling the On-chip VREG
      2. 6.5.2 On-chip Power-On Reset and Brownout Reset Circuit
    6. 6.6 System Control
      1. 6.6.1 Internal Zero-Pin Oscillators
      2. 6.6.2 Crystal Oscillator Option
      3. 6.6.3 PLL-Based Clock Module
      4. 6.6.4 Loss of Input Clock (NMI-watchdog Function)
      5. 6.6.5 CPU-watchdog Module
    7. 6.7 Low-power Modes Block
    8. 6.8 Interrupts
      1. 6.8.1 External Interrupts
        1. External Interrupt Electrical Data/Timing
          1. Table 6-26 External Interrupt Timing Requirements
          2. Table 6-27 External Interrupt Switching Characteristics
    9. 6.9 Peripherals
      1. 6.9.1  Control Law Accelerator
        1. CLA Device-Specific Information
        2. CLA Register Descriptions
      2. 6.9.2  Analog Block
        1. Analog-to-Digital Converter
          1. ADC Device-Specific Information
          2. ADC Electrical Data/Timing
            1. Table 6-32  ADC Electrical Characteristics
            2. Table 6-34  ADC Power Modes
            3. External ADC Start-of-Conversion Electrical Data/Timing
              1. Table 6-35 External ADC Start-of-Conversion Switching Characteristics
            4. Internal Temperature Sensor
              1. Table 6-36 Temperature Sensor Coefficient
            5. ADC Power-Up Control Bit Timing
              1. Table 6-37 ADC Power-Up Delays
            6. ADC Sequential and Simultaneous Timings
        2. Analog Front End
          1. AFE Device-Specific Information
          2. AFE Register Descriptions
          3. PGA Electrical Data/Timing
          4. Comparator Block Electrical Data/Timing
            1. Table 6-45 Electrical Characteristics of the Comparator/DAC
          5. VREFOUT Buffered DAC Electrical Data
            1. Table 6-46 Electrical Characteristics of VREFOUT Buffered DAC
      3. 6.9.3  Detailed Descriptions
      4. 6.9.4  Serial Peripheral Interface
        1. SPI Device-Specific Information
        2. SPI Register Descriptions
        3. SPI Master Mode Electrical Data/Timing
          1. Table 6-48 SPI Master Mode External Timing (Clock Phase = 0)
          2. Table 6-49 SPI Master Mode External Timing (Clock Phase = 1)
        4. SPI Slave Mode Electrical Data/Timing
          1. Table 6-50 SPI Slave Mode External Timing (Clock Phase = 0)
          2. Table 6-51 SPI Slave Mode External Timing (Clock Phase = 1)
      5. 6.9.5  Serial Communications Interface
        1. SCI Device-Specific Information
        2. SCI Register Descriptions
      6. 6.9.6  Enhanced Controller Area Network
        1. eCAN Device-Specific Information
        2. eCAN Register Descriptions
      7. 6.9.7  Inter-Integrated Circuit
        1. I2C Device-Specific Information
        2. I2C Register Descriptions
        3. I2C Electrical Data/Timing
          1. Table 6-58 I2C Timing Requirements
          2. Table 6-59 I2C Switching Characteristics
      8. 6.9.8  Enhanced Pulse Width Modulator
        1. ePWM Device-Specific Information
        2. ePWM Register Descriptions
        3. ePWM Electrical Data/Timing
          1. Table 6-62 ePWM Timing Requirements
          2. Table 6-63 ePWM Switching Characteristics
          3.  Trip-Zone Input Timing
            1. Table 6-64 Trip-Zone Input Timing Requirements
      9. 6.9.9  Enhanced Capture Module
        1. eCAP Module Device-Specific Information
        2. eCAP Module Register Descriptions
        3. eCAP Module Electrical Data/Timing
          1. Table 6-66 eCAP Timing Requirement
          2. Table 6-67 eCAP Switching Characteristics
      10. 6.9.10 Enhanced Quadrature Encoder Pulse
        1. eQEP Device-Specific Information
        2. eQEP Register Descriptions
        3. eQEP Electrical Data/Timing
          1. Table 6-69 eQEP Timing Requirements
          2. Table 6-70 eQEP Switching Characteristics
      11. 6.9.11 JTAG Port
        1. JTAG Port Device-Specific Information
      12. 6.9.12 General-Purpose Input/Output
        1. GPIO Device-Specific Information
        2. GPIO Register Descriptions
        3. GPIO Electrical Data/Timing
          1. GPIO - Output Timing
            1. Table 6-74 General-Purpose Output Switching Characteristics
          2. GPIO - Input Timing
            1. Table 6-75 General-Purpose Input Timing Requirements
          3. Sampling Window Width for Input Signals
          4. Low-Power Mode Wakeup Timing
            1. Table 6-76 IDLE Mode Timing Requirements
            2. Table 6-77 IDLE Mode Switching Characteristics
            3. Table 6-78 STANDBY Mode Timing Requirements
            4. Table 6-79 STANDBY Mode Switching Characteristics
            5. Table 6-80 HALT Mode Timing Requirements
            6. Table 6-81 HALT Mode Switching Characteristics
  7. 7Applications, Implementation, and Layout
    1. 7.1 TI Design or Reference Design
  8. 8Device and Documentation Support
    1. 8.1 Getting Started
    2. 8.2 Device and Development Support Tool Nomenclature
    3. 8.3 Tools and Software
    4. 8.4 Documentation Support
    5. 8.5 Related Links
    6. 8.6 Community Resources
    7. 8.7 Trademarks
    8. 8.8 Electrostatic Discharge Caution
    9. 8.9 Glossary
  9. 9Mechanical Packaging and Orderable Information
    1. 9.1 Packaging Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Tools and Software

TI offers an extensive line of development tools. Some of the tools and software to evaluate the performance of the device, generate code, and develop solutions are listed here. To view all available tools and software for C2000™ real-time control MCUs, visit the Tools & software for C2000™ real-time control MCUs page.

Development Tools

controlCARD with Piccolo TMS320F28054MPNT, InstaSPIN-FOC and InstaSPIN-MOTION enabled
Featuring the TMS320F28054M MCU, capable of running the InstaSPIN-FOC and InstaSPIN-MOTION solutions from on-chip ROM, the TMDSCNCD28054MISO controlCARD provides a convenient and standardized hardware interface to begin experimentation with the latest motor control technology from Texas Instruments.

Piccolo F2805x Isolated USB controlCARD
C2000™ controlCARDs from Texas Instruments are a unique set of daughtercards enabling experimentation with C2000’s broad portfolio of MCUs for device evaluation and application development. Designed with a DIM100 or larger, plug-in connector, controlCARDs are easily interchangeable throughout C2000’s collection of development kits, giving users the ability to experiment with various C2000 MCUs to find the correct MCU fit for an application. controlCARDs give access to all digital I/Os, analog I/Os, and JTAG signals from the C2000 MCU, providing a simple, modular, and standardized board-level interface to the C2000 MCU. Software, support, and documentation, are provided completely free through C2000’s C2000Ware software platform. Learn more and download C2000Ware today by clicking the Tools & software tab on the C2000™ 32-bit microcontrollers page.

Piccolo F2805x Experimenter Kit
C2000™ Experimenters Kits from Texas Instruments are device evaluation kits, providing a platform for initial device exploration and prototyping. Each Experimenters Kit includes a docking station and a plug-in compatible controlCARD, which docks directly onto the docking station. The docking station features onboard USB JTAG emulation, access to all C2000 MCU signals from the controlCARD, breadboard areas for experimentation, and JTAG and RS-232 connectors. For software development, Code Composer Studio (CCS) Integrated Development Environment (IDE) is included for free with use of the onboard XDS100 USB JTAG emulator. Device software, support, example projects, libraries, and documentation are provided completely free through the C2000 C2000Ware software platform. Learn more and download C2000Ware today by clicking the Tools & software tab on the C2000™ 32-bit microcontrollers page.

Software Tools

C2000Ware for C2000 MCUs
C2000Ware for C2000 microcontrollers is a cohesive set of development software and documentation designed to minimize software development time. From device-specific drivers and libraries to device peripheral examples, C2000Ware provides a solid foundation to begin development and evaluation. C2000Ware is the recommended content delivery tool versus controlSUITE™.

Code Composer Studio™ (CCS) Integrated Development Environment (IDE) for C2000 Microcontrollers
Code Composer Studio is an integrated development environment (IDE) that supports TI's Microcontroller and Embedded Processors portfolio. CCS comprises a suite of tools used to develop and debug embedded applications. It includes an optimizing C/C++ compiler, source code editor, project build environment, debugger, profiler, and many other features. The intuitive IDE provides a single user interface taking the user through each step of the application development flow. Familiar tools and interfaces let users get started faster than ever before. CCS combines the advantages of the Eclipse software framework with advanced embedded debug capabilities from TI resulting in a compelling feature-rich development environment for embedded developers.

Pin Mux Tool
The Pin Mux Utility is a software tool which provides a Graphical User Interface for configuring pin multiplexing settings, resolving conflicts and specifying I/O cell characteristics for TI MPUs.

UniFlash Standalone Flash Tool
UniFlash is a standalone tool used to program on-chip flash memory through a GUI, command line, or scripting interface.


Various models are available for download from the product Tools & Software pages. These include I/O Buffer Information Specification (IBIS) Models and Boundary-Scan Description Language (BSDL) Models. To view all available models, visit the Models section of the Tools & Software page for each device, which can be found in Table 8-1.


InstaSPIN-FOC LaunchPad and BoosterPack

This 6-part series provides information about the C2000 InstaSPIN-FOC Motor Control LaunchPad Development Kit and BoosterPack Plug-in Module.

The InstaSPIN-FOC enabled C2000 Piccolo LaunchPad is an inexpensive evaluation platform designed to help you enter the world of sensorless motor control using the InstaSPIN-FOC solution.

C2000™ Architecture and Peripherals
The C2000 family of microcontrollers contains a unique mix of innovative and cutting-edge peripherals along with a very capable C28x core. This video describes the core architecture and every peripheral offered on C2000 devices.