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Gigabit Ethernet EE 164 Group 2 – Presentation 3 Ungtae Lee February 19 th 2004 2/13

Gigabit Ethernet

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EE 164 Group 2 – Presentation 3. Gigabit Ethernet. Ungtae Lee February 19 th 2004 2/13. Gigabit Ethernet Project Status 2/12-2/19. Upcoming Tasks Call vendors and order parts Schematic board design using Express PCB Tools. - PowerPoint PPT Presentation

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Page 1: Gigabit Ethernet

Gigabit Ethernet

EE 164 Group 2 – Presentation 3

Ungtae Lee February 19th 2004 2/13

Page 2: Gigabit Ethernet

Gigabit Ethernet Project Status 2/12-2/19

Completed/ In Progress Test Tx Eval board Built Rx Test board Revise Gantt Charts Explore Express PCB Tools Chose VCSEL and PD

vendors and parts Update Optical Link Budget Website

Upcoming Tasks Call vendors and order

parts Schematic board design

using Express PCB Tools

Group 2 – Presentation 3 February 19th 2004 2/13

Page 3: Gigabit Ethernet

Gigabit Ethernet Tx Eval board

[1] Maxim 3287 Evaluation Board

[2] PRBS 7 signal at 1 sec. persistence

Group 2 – Presentation 3 February 19th 2004 3/13

Page 4: Gigabit Ethernet

Gigabit Ethernet Rx Test board

Group 2 – Presentation 3 February 19th 2004 4/13

Page 5: Gigabit Ethernet

Gigabit Ethernet Rx Test board

[3] Finished Rx test board with all same value capacitors

Group 2 – Presentation 3 February 19th 2004 5/13

Page 6: Gigabit Ethernet

[4] Major Triggering problems or just bad soldering?

Gigabit Ethernet Rx Test board

Group 2 – Presentation 3 February 19th 2004 6/13

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Gigabit Ethernet Rx Test board

[5] Group 1 Receiver board [6] PRBS 7 signal at 1 sec. persistence

Group 2 – Presentation 3 February 19th 2004 7/13

Page 8: Gigabit Ethernet

Gigabit Ethernet Rx Test board

[7] Luis’ Test board results PRBS 7 signal at 1 sec. persistence

Group 2 – Presentation 3 February 19th 2004 8/13

Page 9: Gigabit Ethernet

Gigabit Ethernet Gantt Chart

Gantt Chart 9/13

Page 10: Gigabit Ethernet

Group 2 – Presentation 3 February 19th 2004 10/13

Gigabit Ethernet Express PBC Tools

[9] www.expresspcb.com

Page 11: Gigabit Ethernet

Group 2 – Presentation 3 February 19th 2004 11/13

Gigabit Ethernet IEEE Laser Safety

[10] IEEE reference to eye safety

Page 12: Gigabit Ethernet

Group 2 – Presentation 3 February 19th 2004 12/13

Gigabit Ethernet PD/VSCEL

Photo Diode: Device Parameters

Vendor Part#Cap pF (max) Responsively (A/W)

      min typ

Lasermate PST M85A 306 1.50 0.35 0.40

Optek OPF 420 3.00 0.45 0.55

OSI FCI - 125G 006HR 0.65   0.36

Optoway OPDR1-GSA3 1.50 0.50 0.55

Vendor Part #Slope Efficiency

(mW/mA)Threshold Current

(mA)

    min max typ min max typ

Honeywell HFE 438x521 0.02 0.04 0.1   3.5 6

Honeywell HFE 438x522 0.06 0.15 0.3 1.5 3.5 6

Optek OPV210 0.24     2   5

Luxnet VGIA 9001 SCTOSA 0.03   0.15 0.03   0.15

VCSEL: Device Parameters

Page 13: Gigabit Ethernet

Honeywell VCSEL for Data Communicationhttp://content.honeywell.com/vcsel/products/datacom.stmLasermate Group, Inchttp://www.lasermate.com/ReGaAs.htmlOptek Photodiodeshttp://www.optekinc.com/receivers.htmOSI Fibercommhttp://www.osifibercomm.com/data/silicon/850nm-1.25Gbps.pdfOptowayhttp://www.optoway.com/eng/product_3.htm#Optek VCSELhttp://www.optekinc.com/vcsel.htmLuxnet VCSELhttp://www.luxnetcorp.com/products/pdf/VG1A-9001.pdf

Gigabit Ethernet Specification Links

Group 2 – Presentation 3 February 19th 2004 13/13