EP2SGX30CF780C5N Datasheet, PDF (185/316 Pages) Altera Corporation – Section I. Stratix II GX Device Data Sheet

DC and Switching Characteristics
Table 4–13. Typical Pre-Emphasis (First Post-Tap), Note (1) (Part 2 of 2)
V_{C C H} TX
= 1.5 V
First Post Tap Pre-Emphasis Level
V_OD
Setting 1
2
3
4
5
6
7
8
9
10 11 12
(mV)
1400
20% 26% 33% 41% 51% 58% 67% 77% 86%
Note to Table 4–13:
(1) Applicable to data rates from 600 Mbps to 6.375 Gbps. Specification is for measurement at the package ball.
Table 4–14. Typical Pre-Emphasis (First Post-Tap), Note (1)
V_{C C H} TX
= 1.5 V
First Post Tap Pre-Emphasis Level
V_OD
Setting 1
(mV)
240
480
720
960
1200
45%
2
41%
23%
15%
3
4
5
6
7
8
9
10 11 12
TX Term = 120 Ω
76%
38%
24%
18%
114%
55%
36%
22%
166%
84%
47%
30%
257%
108%
64%
41%
355%
137%
80%
51%
179%
97%
63%
226%
122%
77%
280%
140%
86%
405%
170%
98%
477%
196%
116%
Note to Table 4–14:
(1) Applicable to data rates from 600 Mbps to 6.375 Gbps. Specification is for measurement at the package ball.
Table 4–15. Typical Pre-Emphasis (First Post-Tap), Note (1) (Part 1 of 2)
V_{C C H} TX
= 1.5 V
First Post Tap Pre-Emphasis Level
V_OD
Setting 1
2
3
4
5
6
7
8
9
(mV)
300
32% 85%
TX Term = 150 Ω
10 11 12
Altera Corporation
June 2009
4–15
Stratix II GX Device Handbook, Volume 1