SPRUJG5 January   2025

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 1Evaluation Module Overview
    1.     Preface: Read This First
      1. 1.1.1 If You Need Assistance
    2. 1.1 Introduction
    3. 1.2 Kit Contents
    4. 1.3 Device Information
  6. 2Hardware
    1. 2.1 Component Identification
    2. 2.2 Power Requirements
      1. 2.2.1 Power Tree
    3. 2.3 Functional Block Diagram
    4. 2.4 Header Information
    5. 2.5 Test Points
    6. 2.6 Interfaces
      1. 2.6.1 Ethernet Interface
        1. 2.6.1.1 Industrial Ethernet PHY
        2. 2.6.1.2 Industrial Ethernet PHY Strapping Resistors
        3. 2.6.1.3 LED Indication in RJ45 Connector
        4. 2.6.1.4 Multi-Connector Addressing
    7. 2.7 Integration Guide
      1. 2.7.1 Board Dimensions
      2. 2.7.2 Installation
  7. 3Hardware Design Files
  8. 4Additional Information
    1. 4.1 Trademarks
  9. 5References
    1. 5.1 Reference Documents
  10. 6Revision History

Header Information

The DP83867-EVM-AM is equipped with a Hirose DF40GB 2x24-pin connector (J1) to connect to AMx EVMs. Listed below are the features of this connector relevant to this EVM:

  • 2x24 pins
  • Shielded type to support high-speed signals and prevent noise
  • High density mounting

Refer to Table 2-1 for a complete list of the header pins and descriptions.

Table 2-1 DF40GB Header Pinout
Pin #SignalDescriptionDescriptionSignalPin #
1GNDGroundExternal Voltage MonitorEXT_VMON2
3TX_CLKTransmit Clock2.5V supplyVDD_2V54
5GNDGround2.5V supplyVDD_2V56
7TX_D0Transmit Data 0GroundGND8
9TX_D1Transmit Data 1Interrupt To Ethernet PHYPWDN/INTn10
11TX_D2Transmit Data 2Reset input to Ethernet PHYRESETn12
13TX_D3Transmit Data 3Collision DetectedCOL14
15GNDGroundGroundGND16
17GNDGroundGroundGND18
19RX_CLKReceive ClockMDIO ClockMDIO_MDC20
21GNDGroundMDIO DataMDIO_MDIO22
23RX_D0Receive Data 0GroundGND24
25RX_D1Receive Data 1InhibitINH26
27RX_D2Receive Data 225 MHz Ref. clockREF_CLK28
29RX_D3Receive Data 3Carrier SenseCRS30
31GNDGroundGroundGND32
33GNDGroundGroundGND34
35TXENTransmit EnableBoard Connection DetectBRD_CONN_DET36
37EEPROM_A2EEPROM I2C Address bit [2]IEEE 1588 SFD1588_SFD38
39RX_ERReceive Data ErrorI2C ClockI2C_SCL40
41GNDGroundI2C DataI2C_SDA42
43ETH_GPIO0ETH GPIO0IO Voltage SupplyVDDIO44
45RXDVReceive Data ValidIO Voltage SupplyVDDIO46
47EEPROM_A0EEPROM I2C Address bit [0]RGMII ETH CLKOUTCLKOUT48