R
Virtex™-II Platform FPGAs: Detailed Description
Figure 13 provides examples illustrating the use of the LVDS_DCI and LVDSEXT_DCI I/O standards. For a complete list,
see the Virtex-II User Guide.
LVDS_DCI and LVDSEXT_DCI Receiver
Z
0
0
2R
Conventional
Z
Virtex-II
LVDS
V
CCO
2R
2R
Z
Z
0
Conventional
Transmit
DCI Receive
V
CCO
2R
2R
0
Virtex-II
LVDS DCI
Reference
Resistor
VRN = VRP = R = Z
0
Recommended
50 Ω
Z
0
NOTE: Only LVDS25_DCI is supported (V
= 2.5V only)
CCO
DS031_65c_022103
Figure 13: LVDS DCI Usage Examples
DS031-2 (v3.0) August 1, 2003
Product Specification
www.xilinx.com
1-800-255-7778
Module 2 of 4
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