XC2V8000-5BF957C Xilinx, Inc., XC2V8000-5BF957C Datasheet - Page 18

• Manufacturer Part Number: XC2V8000-5BF957C
• Description: Virtex-II 1.5V Field-Programmable Gate Array
• Manufacturer: Xilinx, Inc.

Figure 12
standards. For a complete list, see the Virtex-II User Guide.
DS031-2 (v1.8) October 12, 2001
Advance Product Specification
Conventional
DCI Transmit
Conventional
Receive
Conventional
Transmit
DCI Receive
DCI Transmit
DCI Receive
Bidirectional
Reference
Resistor
Recommended
Z 0
provides examples illustrating the use of the SSTL2_I_DCI, SSTL2_II_DCI, SSTL3_I_DCI, and SSTL3_II_DCI I/O
R
Virtex-II DCI
Virtex-II DCI
25Ω
25Ω
VRN = VRP = R = Z 0
R/2
R/2
SSTL2_I
50 Ω
N/A
Z 0
Z 0
Z 0
Z 0
V
V
CCO
R
CCO
R
V CCO
Virtex-II DCI
V CCO
Virtex-II DCI
/2
/2
2R
2R
2R
2R
Figure 12: SSTL DCI Usage Examples
Virtex-II DCI
25Ω
Virtex-II DCI
Virtex-II DCI
25Ω
25Ω
V CCO
VRN = VRP = R = Z 0
V CCO
2R
2R
V CCO
V CCO/2
2R
2R
R/2
V CCO /2
R/2
2R
2R
R
SSTL2_II
R
50 Ω
Z 0
Z 0
Z 0
www.xilinx.com
Z 0
1-800-255-7778
Z 0
V CCO /2
V CCO /2
R
R
V CCO
Virtex-II DCI
2R
2R
Virtex-II DCI
V CCO
V CCO
Virtex-II DCI
2R
2R
2R
2R
25Ω
Virtex-II DCI
Virtex-II DCI
25Ω
25Ω
Virtex-II 1.5V Field-Programmable Gate Arrays
VRN = VRP = R = Z 0
R/2
R/2
SSTL3_I
Z 0
50 Ω
Z 0
Z 0
Z 0
N/A
V
V CCO /2
CCO
R
R
V CCO
Virtex-II DCI
V CCO
Virtex-II DCI
/2
2R
2R
2R
2R
25Ω
Virtex-II DCI
Virtex-II DCI
Virtex-II DCI
25Ω
25Ω
VRN = VRP = R = Z 0
V CCO
2R
2R
V CCO
V CCO
V CCO/2
2R
2R
R/2
V CCO /2
R/2
2R
2R
R
SSTL3_II
50 Ω
R
Z 0
Z 0
Z 0
Z 0
Z 0
V CCO /2
V CCO /2
R
R
V CCO
DS031_65b_100201
Virtex-II DCI
Module 2 of 4
2R
2R
V CCO
Virtex-II DCI
V CCO
Virtex-II DCI
2R
2R
2R
2R
25Ω
11