SLVUDF1 November   2025

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
  7. 2Hardware
    1. 2.1 Setup
      1. 2.1.1 Board Setup Out of Box
      2. 2.1.2 Power Supply Selection
        1. 2.1.2.1 USB Power Supply Option
        2. 2.1.2.2 External Power Supply Operation
        3. 2.1.2.3 VDDIO Rail Selection
      3. 2.1.3 Interface Connections
        1. 2.1.3.1 PMOD Interface Connections
        2. 2.1.3.2 MDI Interface Connection
  8. 3Hardware Design Files
    1. 3.1 Schematics
    2. 3.2 PCB Layouts
    3. 3.3 Bill of Materials (BOM)
  9. 4Additional Information
    1. 4.1 Trademarks
    2. 4.2 Terminology
    3. 4.3 Third-Party Products Disclaimer

2.1.2.3 VDDIO Rail Selection

By default, DP83TD535EVM operates at 3.3V for the VDDIO rail. For VDDIO operation at 2.5V or 1.8V, follow the resistor modifications below:

Table 2-1 VDDIO Selection
VDDIO Rail R15 R17 R18
3.3V 0Ω DNP N/A
2.5V DNP 0Ω 2.87kΩ
1.8V DNP 0Ω 1.78kΩ