HW-V5-ML550-UNI-G Xilinx Inc, HW-V5-ML550-UNI-G Datasheet - Page 61

• Manufacturer Part Number: HW-V5-ML550-UNI-G
• Description: EVALUATION PLATFORM VIRTEX-5
• Manufacturer: Xilinx Inc
• Series: Virtex™-5 LXTr
• Type: FPGAr

Specifications of HW-V5-ML550-UNI-G

• Contents: Development Platform, Power Supply, Loopback Board, CompactFlash Card, software and documentation
• Silicon Manufacturer: Xilinx
• Features: 64M X 8 DDR SDRAM Memory, Six Samtec LVDS Connectors
• Kit Contents: Board, Cable, PSU, CD, Docs
• Silicon Family Name: Virtex-5
• Silicon Core Number: XC5VLX50T-FFG1136
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: Virtex™-5 LXT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

LVDS Loopback Board
ML550 Networking Interfaces Platform
UG202 (v1.4) April 18, 2008
R
The Xilinx LVDS Loopback board (P/N 0431395) is an ML550 accessory board that bridges
the ML550 LVDS Transmit and Receive Samtec connectors.
the board.
The specifications for the loopback board are:
Dimensions are 2.25 inches by 7.00 inches
10 layers
RoHS Polyclad 370HR material (FR4 equivalent)
Silver immersion finish
75 mil thickness
100
Trace length specification is matched 25± ps
Base trace length rule is a minimum of 6439 mils and a maximum of 6527 mils, with a
delta of 88 mils
Propagation delay is 1 ps per 5.71428 mils
Actual trace is minimum of 1126.825 ps and a maximum of 1142.225 ps
Trace-to-trace maximum delay differential is 15.400 ps
Trace length specification is 6483 mils ± 44 mils
Delay specification is 1134.526 ps ± 7.700 ps
±10% differential signal pair impedance
Figure B-1: Xilinx LVDS Loopback Board
www.xilinx.com
Figure B-1
Appendix B
is a photograph of
UG202_B_01_050906
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