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Page 72: In fig- ure 21, Figure 22, Own in figure 20
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Barracuda ES.2 SAS Product Manual, Rev. E
Figure 20 shows the zero-length test load.
Figure 20. Zero-length test load
Figure 21 shows an ISI loss example at 3.0 Gbps.
Figure 21. ISI loss example at 3.0 Gbps
Figure 22 shows an ISI loss example at 1.5 Gbps.
Figure 22. ISI loss example at 1.5 Gbps
Tx+
Tx-
10 nF
50 ohm
50 ohm
Probe
points
SAS internal connector
10 nF
ISI loss
> 3.9 dB
-10.9 dB
Frequency (GHz)
Sample compliance interconnect
0
3.0
1.5
0.3
S
21
(dB)
Compliance interconnect magnitude response and
ISI loss example for 3.0 Gbps
ISI loss
> 2.0 dB
Frequency (GHz)
Sample compliance interconnect
0
1.5
0.75
0.15
S
21
(dB)
Compliance interconnect magnitude response and ISI
loss example for 1.5 Gbps
-5.4 dB
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