Gigabit Ethernet Design ECE 135 – Spring 2005 Omar Al-Jadda Patrick Crosby Adam Durity Rahmin Sarabi

Progress Report Completed Division of Labor Drafted Gantt Chart using Microsoft Project Explored IEEE 802.3z standard Tested Evaluation Boards Prepared Optical Link Budget

Division of Labor Standards Lead - Rahmin Secondary - Patrick Testing Lead - Patrick Secondary - Adam Solder Lead - Omar Layout Lead - Adam Secondary - Patrick Organization Lead - Adam Secondary - Rahmin Ordering Manager Lead - Omar Second - Adam / Rahmin

Gantt Chart

IEEE 802.3z Transmit

IEEE 802.3z Receive

Optical Link Budget – VCSELs VCSEL HFE438x nm1.25Gb/s I[th]ηI[max]I[min]I[bias]I[mod] VCSEL HFE439x nm2.5Gb/s I[th]ηI[max]I[min]I[bias]I[mod] VCSEL TTR-D1 840nm1.25Gb/s I[th]ηI[max]I[min]I[bias]I[mod]

Testing Evaluation Board Tested the MAX3287, MAX3266, and MAX3264 evaluation board Used the oscilloscope, bit error rate tester, pattern generator, and attenuator Found that the lowest attenuations led to distortion in signal and unreadable bit error rate Otherwise, BER = 10^-9

Testing Pictures

Upcoming Week Continue background research Continue VCSEL research and research PDs Order Parts