Texas Instruments TMS320F2837 D Series

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Advisory (continued) I2C: SDA and SCL Open-Drain Output Buffer Issue

I2C

Signal Traces Connecting

Other I2C Devices

DDIO

SCL

SDA

MCU

I2C

Figure 3-4. Placement of Series Termination Resistor and Pullup Resistor

Silicon Revision C Usage Notes and Advisories www.ti.com

32 TMS320F2837xD Dual-Core Real-Time MCUs Silicon Errata (Silicon

Revisions C, B, A, 0)

SPRZ412M – DECEMBER 2013 – REVISED MARCH 2023

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Table of Contents1
Tms320F2837Xd Dual-Core Real-Time Mcus Silicon Errata1
Usage Notes and Advisories Matrices3
Usage Notes Matrix3
Advisories Matrix3
Table 1-1. Usage Notes Matrix3
Table 1-2. Advisories Matrix3
Nomenclature, Package Symbolization, and Revision Identification6
Device and Development Support Tool Nomenclature6
Devices Supported6
Package Symbolization and Revision Identification7
Figure 2-1. Example of Package Symbolization - ZWT7
Figure 2-2. Example of Package Symbolization - PTP7
Table 2-1. Determining Silicon Revision from Lot Trace Code7
Figure 2-3. Example of Device Nomenclature8
Silicon Revision C Usage Notes and Advisories9
Silicon Revision C Usage Notes9
Silicon Revision C Advisories11
Table 3-1. Bandgap Usage by Module11
Figure 3-1. Pipeline Diagram of the Issue When There Are no Stalls in the Pipeline22
Figure 3-2. Pipeline Diagram of the Issue if There Is a Stall in the E3 Slot of the Instruction I123
Figure 3-3. Pipeline Diagram with Workaround in Place24
Figure 3-4. Placement of Series Termination Resistor and Pullup Resistor32
Figure 3-5. Undesired Trip Event and Blanking Window Expiration33
Figure 3-6. Resulting Undesired Epwm Outputs Possible33
Silicon Revision B Usage Notes and Advisories39
Silicon Revision B Usage Notes39
Silicon Revision B Advisories39
Figure 4-1. Single-Ended Input Model41
Silicon Revision a Usage Notes and Advisories43
Silicon Revision a Usage Notes43
Silicon Revision a Advisories43
Silicon Revision 0 Usage Notes and Advisories49
Silicon Revision 0 Usage Notes49
Silicon Revision 0 Advisories49
Documentation Support50
Trademarks50
Revision History51

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