
R
1800.0
1600.0
1400.0
1200.0
1000.0
800.0
600.0
400.0
200.0
Signal Integrity Correlation Results
0.000
-200.0
Probe 6:U3_B01.J1 (at die)
400.0
800.0
1200.0
1600.0
2000.0
2400.0
Time (ps)
UG199_c7_28_071007
?
?
?
?
333 MHz, Fast, PRBS6, 88% UI
Cursor 1: 1.1004V, 646.3 ps
Cursor 2: 1.0273V, 1.9659 ns
Delta Voltage = 73.1 mV, Delta Time = 1.3196 ns (88% UI)
Figure 7-28:
DDR2 DIMM Write Extrapolation - Eye Scope Shot at Receiver IOB (Fast Corner)
1800.0
1600.0
1400.0
1200.0
1000.0
800.0
600.0
400.0
200.0
0.000
Probe 6:U3_B01.J1 (at die)
95.000
105.000
115.000
125.000
135.000
145.000
Time (ns)
UG199_c7_29_071007
Figure 7-29:
DDR2 DIMM Write Extrapolation - Waveform Scope Shot at Receiver IOB (Fast Corner)
Virtex-5 FPGA ML561 User Guide
UG199 (v1.2.1) June 15, 2009
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