SPRS797F November   2012  – September 2021 TMS320F28050 , TMS320F28051 , TMS320F28052 , TMS320F28052F , TMS320F28052M , TMS320F28053 , TMS320F28054 , TMS320F28054F , TMS320F28054M , TMS320F28055

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1. 3.1 Functional Block Diagram
  4. 4 Revision History
  5. 5 Device Comparison
    1. 5.1 Related Products
  6. 6 Terminal Configuration and Functions
    1. 6.1 Pin Diagram
    2. 6.2 Signal Descriptions
      1. 6.2.1 Signal Descriptions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings – Commercial
    3. 7.3  ESD Ratings – Automotive
    4. 7.4  Recommended Operating Conditions
    5. 7.5  Power Consumption Summary
      1. 7.5.1 TMS320F2805x Current Consumption at 60-MHz SYSCLKOUT
      2. 7.5.2 Reducing Current Consumption
      3. 7.5.3 Current Consumption Graphs (VREG Enabled)
    6. 7.6  Electrical Characteristics
    7. 7.7  Thermal Resistance Characteristics for PN Package
    8. 7.8  Thermal Design Considerations
    9. 7.9  JTAG Debug Probe Connection Without Signal Buffering for the MCU
    10. 7.10 Parameter Information
      1. 7.10.1 Timing Parameter Symbology
      2. 7.10.2 General Notes on Timing Parameters
    11. 7.11 Test Load Circuit
    12. 7.12 Power Sequencing
      1. 7.12.1 Reset ( XRS) Timing Requirements
      2. 7.12.2 Reset ( XRS) Switching Characteristics
    13. 7.13 Clock Specifications
      1. 7.13.1 Device Clock Table
        1. 7.13.1.1 2805x Clock Table and Nomenclature (60-MHz Devices)
        2. 7.13.1.2 Device Clocking Requirements/Characteristics
        3. 7.13.1.3 Internal Zero-Pin Oscillator (INTOSC1, INTOSC2) Characteristics
      2. 7.13.2 Clock Requirements and Characteristics
        1. 7.13.2.1 XCLKIN Timing Requirements - PLL Enabled
        2. 7.13.2.2 XCLKIN Timing Requirements - PLL Disabled
        3. 7.13.2.3 XCLKOUT Switching Characteristics (PLL Bypassed or Enabled)
    14. 7.14 Flash Timing
      1. 7.14.1 Flash/OTP Endurance for T Temperature Material
      2. 7.14.2 Flash/OTP Endurance for S Temperature Material
      3. 7.14.3 Flash/OTP Endurance for Q Temperature Material
      4. 7.14.4 Flash Parameters at 60-MHz SYSCLKOUT
      5. 7.14.5 Flash/OTP Access Timing
      6. 7.14.6 Flash Data Retention Duration
  8. 8 Detailed Description
    1. 8.1 Overview
      1. 8.1.1  CPU
      2. 8.1.2  Control Law Accelerator
      3. 8.1.3  Memory Bus (Harvard Bus Architecture)
      4. 8.1.4  Peripheral Bus
      5. 8.1.5  Real-Time JTAG and Analysis
      6. 8.1.6  Flash
      7. 8.1.7  M0, M1 SARAMs
      8. 8.1.8  L0 SARAM, and L1, L2, and L3 DPSARAMs
      9. 8.1.9  Boot ROM
        1. 8.1.9.1 Emulation Boot
        2. 8.1.9.2 GetMode
        3. 8.1.9.3 Peripheral Pins Used by the Bootloader
      10. 8.1.10 Security
      11. 8.1.11 Peripheral Interrupt Expansion Block
      12. 8.1.12 External Interrupts (XINT1 to XINT3)
      13. 8.1.13 Internal Zero-Pin Oscillators, Oscillator, and PLL
      14. 8.1.14 Watchdog
      15. 8.1.15 Peripheral Clocking
      16. 8.1.16 Low-power Modes
      17. 8.1.17 Peripheral Frames 0, 1, 2, 3 (PFn)
      18. 8.1.18 General-Purpose Input/Output Multiplexer
      19. 8.1.19 32-Bit CPU-Timers (0, 1, 2)
      20. 8.1.20 Control Peripherals
      21. 8.1.21 Serial Port Peripherals
    2. 8.2 Memory Maps
    3. 8.3 Register Map
    4. 8.4 Device Emulation Registers
    5. 8.5 VREG, BOR, POR
      1. 8.5.1 On-chip VREG
        1. 8.5.1.1 Using the On-chip VREG
        2. 8.5.1.2 Disabling the On-chip VREG
      2. 8.5.2 On-chip Power-On Reset and Brownout Reset Circuit
    6. 8.6 System Control
      1. 8.6.1 Internal Zero-Pin Oscillators
      2. 8.6.2 Crystal Oscillator Option
      3. 8.6.3 PLL-Based Clock Module
      4. 8.6.4 Loss of Input Clock (NMI-watchdog Function)
      5. 8.6.5 CPU-watchdog Module
    7. 8.7 Low-power Modes Block
    8. 8.8 Interrupts
      1. 8.8.1 External Interrupts
        1. 8.8.1.1 External Interrupt Electrical Data/Timing
          1. 8.8.1.1.1 External Interrupt Timing Requirements
          2. 8.8.1.1.2 External Interrupt Switching Characteristics
    9. 8.9 Peripherals
      1. 8.9.1  Control Law Accelerator
        1. 8.9.1.1 CLA Device-Specific Information
        2. 8.9.1.2 CLA Register Descriptions
      2. 8.9.2  Analog Block
        1. 8.9.2.1 Analog-to-Digital Converter
          1. 8.9.2.1.1 ADC Device-Specific Information
          2. 8.9.2.1.2 ADC Electrical Data/Timing
            1. 8.9.2.1.2.1 ADC Electrical Characteristics
            2. 8.9.2.1.2.2 ADC Power Modes
            3. 8.9.2.1.2.3 External ADC Start-of-Conversion Electrical Data/Timing
              1. 8.9.2.1.2.3.1 External ADC Start-of-Conversion Switching Characteristics
            4. 8.9.2.1.2.4 Internal Temperature Sensor
              1. 8.9.2.1.2.4.1 Temperature Sensor Coefficient
            5. 8.9.2.1.2.5 ADC Power-Up Control Bit Timing
              1. 8.9.2.1.2.5.1 ADC Power-Up Delays
            6. 8.9.2.1.2.6 ADC Sequential and Simultaneous Timings
        2. 8.9.2.2 Analog Front End
          1. 8.9.2.2.1 AFE Device-Specific Information
          2. 8.9.2.2.2 AFE Register Descriptions
          3. 8.9.2.2.3 PGA Electrical Data/Timing
          4. 8.9.2.2.4 Comparator Block Electrical Data/Timing
            1. 8.9.2.2.4.1 Electrical Characteristics of the Comparator/DAC
          5. 8.9.2.2.5 VREFOUT Buffered DAC Electrical Data
            1. 8.9.2.2.5.1 Electrical Characteristics of VREFOUT Buffered DAC
      3. 8.9.3  Detailed Descriptions
      4. 8.9.4  Serial Peripheral Interface
        1. 8.9.4.1 SPI Device-Specific Information
        2. 8.9.4.2 SPI Register Descriptions
        3. 8.9.4.3 SPI Master Mode Electrical Data/Timing
          1. 8.9.4.3.1 SPI Master Mode External Timing (Clock Phase = 0)
          2. 8.9.4.3.2 SPI Master Mode External Timing (Clock Phase = 1)
        4. 8.9.4.4 SPI Slave Mode Electrical Data/Timing
          1. 8.9.4.4.1 SPI Slave Mode External Timing (Clock Phase = 0)
          2. 8.9.4.4.2 SPI Slave Mode External Timing (Clock Phase = 1)
      5. 8.9.5  Serial Communications Interface
        1. 8.9.5.1 SCI Device-Specific Information
        2. 8.9.5.2 SCI Register Descriptions
      6. 8.9.6  Enhanced Controller Area Network
        1. 8.9.6.1 eCAN Device-Specific Information
        2. 8.9.6.2 eCAN Register Descriptions
      7. 8.9.7  Inter-Integrated Circuit
        1. 8.9.7.1 I2C Device-Specific Information
        2. 8.9.7.2 I2C Register Descriptions
        3. 8.9.7.3 I2C Electrical Data/Timing
          1. 8.9.7.3.1 I2C Timing Requirements
          2. 8.9.7.3.2 I2C Switching Characteristics
      8. 8.9.8  Enhanced Pulse Width Modulator
        1. 8.9.8.1 ePWM Device-Specific Information
        2. 8.9.8.2 ePWM Register Descriptions
        3. 8.9.8.3 ePWM Electrical Data/Timing
          1. 8.9.8.3.1 ePWM Timing Requirements
          2. 8.9.8.3.2 ePWM Switching Characteristics
          3. 8.9.8.3.3 Trip-Zone Input Timing
            1. 8.9.8.3.3.1 Trip-Zone Input Timing Requirements
      9. 8.9.9  Enhanced Capture Module
        1. 8.9.9.1 eCAP Module Device-Specific Information
        2. 8.9.9.2 eCAP Module Register Descriptions
        3. 8.9.9.3 eCAP Module Electrical Data/Timing
          1. 8.9.9.3.1 eCAP Timing Requirement
          2. 8.9.9.3.2 eCAP Switching Characteristics
      10. 8.9.10 Enhanced Quadrature Encoder Pulse
        1. 8.9.10.1 eQEP Device-Specific Information
        2. 8.9.10.2 eQEP Register Descriptions
        3. 8.9.10.3 eQEP Electrical Data/Timing
          1. 8.9.10.3.1 eQEP Timing Requirements
          2. 8.9.10.3.2 eQEP Switching Characteristics
      11. 8.9.11 JTAG Port
        1. 8.9.11.1 JTAG Port Device-Specific Information
      12. 8.9.12 General-Purpose Input/Output
        1. 8.9.12.1 GPIO Device-Specific Information
        2. 8.9.12.2 GPIO Register Descriptions
        3. 8.9.12.3 GPIO Electrical Data/Timing
          1. 8.9.12.3.1 GPIO - Output Timing
            1. 8.9.12.3.1.1 General-Purpose Output Switching Characteristics
          2. 8.9.12.3.2 GPIO - Input Timing
            1. 8.9.12.3.2.1 General-Purpose Input Timing Requirements
          3. 8.9.12.3.3 Sampling Window Width for Input Signals
          4. 8.9.12.3.4 Low-Power Mode Wakeup Timing
            1. 8.9.12.3.4.1 IDLE Mode Timing Requirements
            2. 8.9.12.3.4.2 IDLE Mode Switching Characteristics
            3. 8.9.12.3.4.3 STANDBY Mode Timing Requirements
            4. 8.9.12.3.4.4 STANDBY Mode Switching Characteristics
            5. 8.9.12.3.4.5 HALT Mode Timing Requirements
            6. 8.9.12.3.4.6 HALT Mode Switching Characteristics
  9. 9 Applications, Implementation, and Layout
    1. 9.1 TI Reference Design
  10. 10Device and Documentation Support
    1. 10.1 Getting Started
    2. 10.2 Device and Development Support Tool Nomenclature
    3. 10.3 Tools and Software
    4. 10.4 Documentation Support
    5. 10.5 Support Resources
    6. 10.6 Trademarks
    7. 10.7 Electrostatic Discharge Caution
    8. 10.8 Glossary
  11. 11Mechanical, Packaging, and Orderable Information
    1. 11.1 Packaging Information

Package Options

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

8.9.5.2 SCI Register Descriptions

The SCI port operation is configured and controlled by the registers listed in Table 8-39, Table 8-40, and Table 8-41.

Table 8-39 SCI-A Registers
NAME(1)ADDRESSSIZE (×16)EALLOW PROTECTEDDESCRIPTION
SCICCRA0x70501NoSCI-A Communications Control register
SCICTL1A0x70511NoSCI-A Control Register 1
SCIHBAUDA0x70521NoSCI-A Baud register, high bits
SCILBAUDA0x70531NoSCI-A Baud register, low bits
SCICTL2A0x70541NoSCI-A Control Register 2
SCIRXSTA0x70551NoSCI-A Receive Status register
SCIRXEMUA0x70561NoSCI-A Receive Emulation Data Buffer register
SCIRXBUFA0x70571NoSCI-A Receive Data Buffer register
SCITXBUFA0x70591NoSCI-A Transmit Data Buffer register
SCIFFTXA(2)0x705A1NoSCI-A FIFO Transmit register
SCIFFRXA(2)0x705B1NoSCI-A FIFO Receive register
SCIFFCTA(2)0x705C1NoSCI-A FIFO Control register
SCIPRIA0x705F1NoSCI-A Priority Control register
(1) Registers in this table are mapped to Peripheral Frame 2 space. This space only allows 16-bit accesses. All 32-bit accesses produce undefined results.
(2) These registers are new registers for the FIFO mode.
Table 8-40 SCI-B Registers
NAME(1)ADDRESSSIZE (×16)EALLOW PROTECTEDDESCRIPTION
SCICCRB0x77501NoSCI-B Communications Control register
SCICTL1B0x77511NoSCI-B Control Register 1
SCIHBAUDB0x77521NoSCI-B Baud register, high bits
SCILBAUDB0x77531NoSCI-B Baud register, low bits
SCICTL2B0x77541NoSCI-B Control Register 2
SCIRXSTB0x77551NoSCI-B Receive Status register
SCIRXEMUB0x77561NoSCI-B Receive Emulation Data Buffer register
SCIRXBUFB0x77571NoSCI-B Receive Data Buffer register
SCITXBUFB0x77591NoSCI-B Transmit Data Buffer register
SCIFFTXB(2)0x775A1NoSCI-B FIFO Transmit register
SCIFFRXB(2)0x775B1NoSCI-B FIFO Receive register
SCIFFCTB(2)0x775C1NoSCI-B FIFO Control register
SCIPRIB0x775F1NoSCI-B Priority Control register
(1) Registers in this table are mapped to Peripheral Frame 2 space. This space only allows 16-bit accesses. All 32-bit accesses produce undefined results.
(2) These registers are new registers for the FIFO mode.
Table 8-41 SCI-C Registers
NAME(1)ADDRESSSIZE (×16)EALLOW PROTECTEDDESCRIPTION
SCICCRC0x77701NoSCI-C Communications Control register
SCICTL1C0x77711NoSCI-C Control Register 1
SCIHBAUDC0x77721NoSCI-C Baud register, high bits
SCILBAUDC0x77731NoSCI-C Baud register, low bits
SCICTL2C0x77741NoSCI-C Control Register 2
SCIRXSTC0x77751NoSCI-C Receive Status register
SCIRXEMUC0x77761NoSCI-C Receive Emulation Data Buffer register
SCIRXBUFC0x77771NoSCI-C Receive Data Buffer register
SCITXBUFC0x77791NoSCI-C Transmit Data Buffer register
SCIFFTXC(2)0x777A1NoSCI-C FIFO Transmit register
SCIFFRXC(2)0x777B1NoSCI-C FIFO Receive register
SCIFFCTC(2)0x777C1NoSCI-C FIFO Control register
SCIPRIC0x777F1NoSCI-C Priority Control register
(1) Registers in this table are mapped to Peripheral Frame 2 space. This space only allows 16-bit accesses. All 32-bit accesses produce undefined results.
(2) These registers are new registers for the FIFO mode.