Texas Instruments TMS320F2807 Series Instruction Manual

Texas Instruments TMS320F2807 Series Instruction Manual

Real-time mcus silicon errata silicon revisions c, b
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Errata
TMS320F2807x Real-Time MCUs Silicon Errata
Silicon Revisions C, B
This document describes the known exceptions to the functional specifications (advisories). This document
may also contain usage notes. Usage notes describe situations where the device's behavior may not match
presumed or documented behavior. This may include behaviors that affect device performance or functional
correctness.
Matrix............................................................................................................................................................2
Matrix................................................................................................................................................................2
2 Nomenclature, Package Symbolization, and Revision Identification................................................................................
2.1 Device and Development Support Tool Nomenclature......................................................................................................
Supported.............................................................................................................................................................4
3.1 Silicon Revision C Usage Notes........................................................................................................................................
Advisories.............................................................................................................................................8
Advisories...........................................................................................................................................36
Support.......................................................................................................................................................40
6
Trademarks............................................................................................................................................................................40
7 Revision History...................................................................................................................................................................
Figure 2-1. Example of Package Symbolization - PTP...............................................................................................................
Figure 2-2. Example of Device Nomenclature.............................................................................................................................
Figure 3-1. Pipeline Diagram of the Issue When There are no Stalls in the Pipeline................................................................
Figure 3-4. Placement of Series Termination Resistor and Pullup Resistor..............................................................................
Figure 3-5. Undesired Trip Event and Blanking Window Expiration..........................................................................................
Figure 3-6. Resulting Undesired ePWM Outputs Possible........................................................................................................
Figure 4-1. Single-Ended Input Model.......................................................................................................................................
Table 1-1. Usage Notes Matrix....................................................................................................................................................
Matrix.........................................................................................................................................................2
Table 2-1. Determining Silicon Revision From Lot Trace Code...................................................................................................
SPRZ423J - OCTOBER 2014 - REVISED MARCH 2023
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ABSTRACT

Table of Contents

Matrices..................................................................................................................................2
Identification...........................................................................................................5
Advisories.................................................................................................................6
Advisories...............................................................................................................36
Notes.......................................................................................................................................36
List of Figures
Place...........................................................................................................21
List of Tables
Module.........................................................................................................................................8
Advisory...............................................................................................................................25
Copyright © 2023 Texas Instruments Incorporated
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TMS320F2807x Real-Time MCUs Silicon Errata
Silicon Revisions C, B
Table of Contents
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  • Page 1: Table Of Contents

    Table 2-1. Determining Silicon Revision From Lot Trace Code....................Table 3-1. Bandgap Usage by Module............................8 Table 3-2. Memories Impacted by Advisory..........................25 SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 2: Usage Notes And Advisories Matrices

    PWM FILRES Signal SDFM SDFM: Comparator Filter Module may Generate Spurious Over-Value and Under- Value Conditions TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 3 Boot ROM: Device Will Hang During Boot if X1 Clock Source is not Present SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 4: Nomenclature, Package Symbolization, And Revision Identification

    Predictions show that prototype devices (X or P) have a greater failure rate than the standard production devices. Texas Instruments recommends that these devices not be used in any production system because their expected end-use failure rate still is undefined. Only qualified production devices are to be used.
  • Page 5: Package Symbolization And Revision Identification

    This silicon revision is available as TMS. Silicon Revision ID Figure 2-2. Example of Device Nomenclature SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 6: Silicon Revision C Usage Notes And Advisories

    To use the latest maintained SYS/BIOS version, download the SYS/BIOS library and include in the application flash image instead of using the ROM version. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 7 McBSP to a different bus controller. This will ensure that the state of XRDY is accurate and the simultaneous set/clear action does not occur. SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 8: Silicon Revision C Advisories

    For simplicity, it is recommended that 500 µs be used as the power-up time for both CMPSS and GPDAC. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 9 The ADCINT flag can be set before the ADCRESULT value is latched (see the t and t columns in the ADC Timings table of the TMS320F2807x Real-Time INT(LATE) SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 10 This will result in enough delay that the second channel will always read the fresh ADC result. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 11 (on IN endpoints) or underflow (on OUT endpoints). This causes invalid IN DATA packets (larger than the maximum packet size) and duplicate receive data. Workarounds None SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 12 All applications should follow the restrictions outlined in this advisory. Contact TI for devices already in production which violate this advisory. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 13 Configure GPIO inputs configured as eQEP pins for non-asynchronous mode (any GPxQSELn register option except “11b = Asynchronous”). SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 14 The workaround can also be applied at the System level by a supervisor resetting the device if it is not responding. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 15 The latest released C2000Ware, which has this workaround implemented, can be used as reference. SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 16 If the number of samples is less than or equal to N, clear the SDIFLG register; otherwise, do not clear the SDIFLG register to prevent further SDFM interrupts. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 17 5. Enable the SDFM X-BAR trip events in the corresponding X-BAR registers (ePWM X-BAR or GPIO X-BAR event). SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 18 • Design an application-level algorithm that is robust against occasional incorrect SDFM results. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 19: Figure 3-1. Pipeline Diagram Of The Issue When There Are No Stalls In The Pipeline

    Figure 3-1. Pipeline Diagram of the Issue When There are no Stalls in the Pipeline SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 20: Figure 3-2. Pipeline Diagram Of The Issue If There Is A Stall In The E3 Slot Of The Instruction I1

    ; FPU register read of R6H Figure 3-3 shows the pipeline diagram with the workaround in place. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 21: Figure 3-3. Pipeline Diagram With Workaround In Place

    Figure 3-3. Pipeline Diagram With Workaround in Place SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 22 PIE group (PIE group 12) may inadvertently be missed. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 23 // from an FPU operation (not EISQRTF32/EINVF32) // Handle Overflow/Underflow condition // Ack the interrupt and exit SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 24 TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 25: Table 3-2. Memories Impacted By Advisory

    MEMORY TYPE ADDRESSES IMPACTED 0x0000 07F8–0x0000 07FF 0x0001 3FF8–0x0001 3FFF Flash 0x000B FFF0–0x000B FFFF SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 26 V and V supply sequencing. DDOSC TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 27 Workaround 3: An external 82-Ω resistor can be added to the board between V SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 28 SCL and SDA terminals. The placement of the series termination resistor and pullup resistor should be connected as shown in Figure 3-4. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 29: Figure 3-4. Placement Of Series Termination Resistor And Pullup Resistor

    Other I2C Devices DDIO Figure 3-4. Placement of Series Termination Resistor and Pullup Resistor SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 30: Figure 3-5. Undesired Trip Event And Blanking Window Expiration

    Blanking Window 3 cycles before the beginning of the next period. This works because Blanking Windows persist across period boundaries. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 31 // Delay of 50 SYSCLK Cycles C2000Ware_3_00_00_00 and later revisions will have this workaround implemented. SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 32 PWM duty cycle to a maximum value that will avoid simultaneous COMPSTS[COMPHSTS] and PWMSYNC assertions. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 33 GpioCtrlRegs.GPxDIR.bit.GPIOx = 1; // To tri-state the GPIO(logic 1),set GPIO as input GpioCtrlRegs.GPxDIR.bit.GPIOx = 0; SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 34 DCAN FIFO mode. Workarounds None TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 35 SCI will not autobaud lock and the SCI bootloader will not execute. Workarounds Clear SCIHBAUD to zero before calling the ROM SCI bootloader. SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 36: Silicon Revision B Usage Notes And Advisories

    1 (minimum) and 1023 (maximum) while observing the system clock on the XCLOCKOUT pin. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 37 For the revisions affected, the S+H duration should be chosen to account for the additional switch resistance. SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 38: Figure 4-1. Single-Ended Input Model

    For the revisions affected, when subsequent conversions switch between channel groups, the S+H duration should be chosen to account for the additional capacitance. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 39 Apply external clock source to X1 on silicon revision B devices, even if using INTOSC as the application clock source. SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 40: Documentation Support

    TMS320F2807x Real-Time Microcontrollers Technical Reference Manual 6 Trademarks ™ TMS320 is a trademark of Texas Instruments. All trademarks are the property of their respective owners. TMS320F2807x Real-Time MCUs Silicon Errata SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 Silicon Revisions C, B Submit Document Feedback Copyright ©...
  • Page 41: Revision History

    CLB: Back-to-Back PUSH or PULL Instructions With More Than One Active High-Level Controller (HLC) Channel is Not Supported advisory......................SPRZ423J – OCTOBER 2014 – REVISED MARCH 2023 TMS320F2807x Real-Time MCUs Silicon Errata Submit Document Feedback Silicon Revisions C, B Copyright © 2023 Texas Instruments Incorporated...
  • Page 42 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. TI objects to and rejects any additional or different terms you may have proposed. IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2023, Texas Instruments Incorporated...

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