Gigabit Ethernet

1
Gigabit Ethernet Design Plan

• ECE 4006
• Harsh Sopory
• Kaushik Narayanan
• Nafeez Bin Taher

2
Topics to be discussed

• Research Goals
• Design Steps
• Agilent Schematic
• Board Design Considerations
• Circuit Schematic
• Component Considerations

3
Research Goals

• Long Term Reduce cost of Gigabit Ethernet
• Our Goal Set up test bed for future research
• Card and Module to be used
• Intel PRO/1000 Gigabit Server Adapter
• Agilent HFBR 53D5 Optical Transceiver

4
Design Steps

• Construct Evaluation Board
• Remove Transceiver from card
• Place components and Transceiver on Board
• Test Board
• Connect Board to Gigabit Card
• Test setup with another Gigabit Card

5
Agilent Schematic
6
Board Design Considerations

• Power Supply Filtering Circuit
• Transmission Lines and Terminations

7
Circuit Schematic
8
Component Details

• Capacitors mainly used for Decoupling
• Resistors used for terminations and biasing

9
Possible Design Problems

• Improper Soldering
• Termination network on card does not exactly
  match network on Board
• Need to set up common ground connection