SDAA314 November   2026 DP83TC1103-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Common Features and Differences
  6. 3Pinout Comparison and Pin Provisions
    1. 3.1 DP83TC1103A-Q1 Pinout Comparison and Pin Provisions
    2. 3.2 DP83TC1103B-Q1 Pinout Comparison and Pin Provisions
  7. 4Power Supply Recommendations
  8. 5Strap Configuration
    1. 5.1 DP83TC1103A-Q1 Strap Configuration
    2. 5.2 DP83TC1103B-Q1 Strap Configuration
  9. 6Register Configuration
    1. 6.1 Leader Mode Configuration
    2. 6.2 Autonomous Mode Configuration
    3. 6.3 MII Configuration
    4. 6.4 SGMII Configuration
  10. 7Common Schematic
    1. 7.1 DP83TC1103A-Q1 Common Schematic
    2. 7.2 DP83TC1103B-Q1 Common Schematic
  11. 8Summary
  12. 9References

6.4 SGMII Configuration

The DP83TC1103B-Q1 powers on with SGMII disabled by default. SGMII must be enabled through register configuration.

Table 6-4 SGMII Configuration
MMD [HEX] REGISTER [HEX] VALUE [HEX] DESCRIPTION
1F 0608 027B Enable SGMII
1F 0600 0020 Disable RGMII
1F 0648 0100 Disable RMII