Seagate Savvio 10K Product Manual page 76

Figure 22 shows the compliance interconnect test load.
Tx+
TCTF
Tx-
SAS internal connector
Figure 22. Compliance interconnect test load
Figure 23 shows the zero-length test load.
50 ohm
10 nF
Tx+
Probe
points
10 nF 50 ohm
Tx-
SAS internal connector
Figure 23. Zero-length test load
Figure 24 shows an ISI loss example at 3.0 Gbps.
S (dB)
21
Compliance interconnect magnitude response and
0
ISI loss
> 3.9 dB
-10.9 dB
0.3
1.5
Figure 24. ISI loss example at 3.0 Gbps
70
10 nF 50 ohm
Probe
points
50 ohm
10 nF
ISI loss example for 3.0 Gbps
Sample compliance interconnect
3.0
Frequency (GHz)
Savvio SAS Product Manual, Rev. D