Xilinx Spartan-6 - Page 24

24 www.xilinx.com Spartan-6 FPGA GTP Transceiver SIS Kit (HyperLynx)
UG396 (v1.0) June 10, 2010
Appendix B: HSPICE and HyperLynx/Eldo Correlation Results
Note: The blue waveforms cannot be seen because the red waveforms are covering them.
X-Ref Target - Figure B-1
Figure B-1: GTP REFCLK - Typical
UG396_aB_01_051410
010
Eldo
FOM=99.9687%
HSPICE
52025
Time (ns)
Volts
(Vppd)
30 35404515
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
010
Eldo
FOM=99.8617%
HSPICE
52025
Time (ns)
Volts
(Vppd)
30 35404515
-0.2
0
0.2
0.4
0.8
0.6
1
1.2
010
Eldo
FOM=99.8637%
HSPICE
52025
Time (ns)
Volts
(Vppd)
30 35404515
-0.2
0
0.2
0.4
0.8
0.6
1
1.2
Typical − MGTREFCLK
Typical − REFCLKOUT
Typical − REFCLKOUT