Intel L7555 AT80604004875AA User Manual
Product codes
AT80604004875AA
Electrical Specifications
40
Intel® Xeon® Processor 7500 Datasheet, Volume 1
Table 2-17. Transmitter Voltage Swing
Voltage Swing
Setting
Mean
V
TX-diffp-p-min
Mean
V
TX-diffp-p-max
Units
110 (L)
850
1200
mV
100 (M)
700
1000
mV
010 (S)
600
850
mV
Table 2-18. Transmitter De-emphasis (Swing Setting 110: Large)
De-emphasis Range
Measured Values After Inverse Equalization
De-emphasis
Setting
V
TX-DE-ratio-
min
V
TX-DE-ratio-
max
Minimum
Swing
Maximum
Swing
Units
Normalized
swing delta
(max)
10.1 dB
9.3
11.0
680
1315
mV
0.450
8.5 dB
7.8
9.3
685
1305
mV
0.400
7.2 dB
6.6
7.8
700
1300
mV
0.390
6.0 dB
5.5
6.6
700
1285
mV
0.300
5.0 dB
4.5
5.5
700
1285
mV
0.290
Table 2-19. Transmitter De-emphasis (Swing Setting 100: Medium)
De-emphasis Range
Measured Values After Inverse Equalization
De-emphasis
Setting
V
TX-DE-ratio-
min
V
TX-DE-ratio-
max
Minimum
Swing
Maximum
Swing
Units
Normalized
swing delta
(max)
8.5 dB
7.8
9.3
555
1100
mV
0.420
7.2 dB
6.6
7.8
570
1095
mV
0.410
6.0 dB
5.5
6.6
570
1095
mV
0.320
5.0 dB
4.5
5.5
570
1095
mV
0.315
4.1 dB
3.7
4.5
570
1090
mV
0.295
3.3 dB
2.9
3.7
570
1090
mV
0.270
Table 2-20. Transmitter De-emphasis (Swing Setting 010: Small)
De-emphasis Range
Measured Values After Inverse Equalization
De-emphasis
Setting
V
TX-DE-ratio-
min
V
TX-DE-ratio-
max
Minimum
Swing
Maximum
Swing
Units
Normalized
swing delta
(max)
6.0 dB
5.5
6.6
485
930
mV
0.345
5.0 dB
4.5
5.5
485
930
mV
0.335
4.1 dB
3.7
4.5
485
930
mV
0.320
3.3 dB
2.9
3.7
485
930
mV
0.295
2.5 dB
2.1
2.9
485
930
mV
0.290
1.8 dB
1.5
2.1
485
930
mV
0.285