1. Group 5 – ECE 4006: Week 2
Jason Young
5/2/2019

2. Team and Division of Labor
Team Leader: Melanie Garrick
Writers: Barry Mullins, Jason Young
Editor: Nihar Patel
Research: All Members
Vendor Relations: Melanie Garrick
Design, Layout, & Testing: All Members
Soldering: Barry Mullins
Website: Jason Young
5/2/2019

3. Preliminary Schedule

4. IEEE 802.3z Transceiver Standard
Transmitter (Laser)
Signal Speed
1.25±100 ppm
Wavelength nm
T(rise)/T(fall), >830nm
.26 ns
T(rise)/T(fall), ≤830
.21 ns
Max RMS Spectral Width
.85 nm
Receiver (PD)
Sensitivity
-17 db
Upper cutoff frequency
1500 MHz
5/2/2019

5. Photodiode Parameters
MIN
TYP
MAX
 UNIT 
 TEST CONDITIONS 
Responsivity -
0.3
0.4
A/W
VR=5V, l = 850 nm
Forward Current
100
 mA
VF=1V
Dark Current 1 2 nA
VR=5V
Breakdown Voltage 85 V
IR=10mA
Capacitance
1.2
1.5 pF
VR=5V, f=1 MHz
5/2/2019

6. VCSEL Parameters Slope Efficiency Optical Power Output Beam Divergence
VCSEL A
.1 < .25 < .4
.9 < 1.8 < 3.6 mW
5<15<20○
VCSEL B
.06 < .15 < .3
.1 mW (typ)
& 5 mW(max)
N/A
5/2/2019

7. Anticipated Progress for Week 3
Continue Research
Begin to Set Budget
Build Test Board
5/2/2019