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Chapter 1:
SelectIO Resources
X-Ref Target - Figure 1-43
X-Ref Target - Figure 1-44
There are no optional current drive strength settings for LVDCI drivers. When the driver
impedance is one-half of the VRN/VRP reference resistors, it is indicated by the addition
of DV2 to the attribute name.
58
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IOB
LVDCI_DV2
R 0 = ½R VRN = ½R VRP = Z 0
Figure 1-43: Unidirectional Controlled Impedance Driver with
Half Impedance Topology
IOB
LVDCI_DV2
R 0 = ½R VRN = ½R VRP = Z 0
Figure 1-44: Bidirectional Controlled Impedance Driver with
Half Impedance Topology
www.xilinx.com
IOB
LVDCI_DV2
Z 0
ug471_c1_33_011811
IOB
Z 0
R 0 = ½R VRN = ½R VRP = Z 0
7 Series FPGAs SelectIO Resources User Guide
UG471 (v1.10) May 8, 2018
LVDCI_DV2
ug471_c1_34_011811
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