
4–14
Altera Corporation
Stratix II GX Device Handbook, Volume 1
June 2009
Operating Conditions
Table 4–11. Typical VOD Setting, TX Term = 120
VCCH TX = 1.2 V
VOD Setting (mV)
192
384
576
768
960
VOD Typical (mV)
210
410
600
780
960
(1)
Applicable to data rates from 600 Mbps to 3.125 Gbps. Specification is for
measurement at the package ball.
Table 4–12. Typical VOD Setting, TX Term = 150
VCCH TX = 1.2 V
VOD Setting (mV)
240
480
720
960
VOD Typical (mV)
260
500
730
960
(1)
Applicable to data rates from 600 Mbps to 3.125 Gbps. Specification is for
measurement at the package ball.
Table 4–13. Typical Pre-Emphasis (First Post-Tap), Note (1) (Part 1 of 2) VCCH TX
= 1.5 V
First Post Tap Pre-Emphasis Level
VOD
Setting
(mV)
12
345
6
7
89
10
11
12
TX Term = 100
Ω
400
24%
62%
112%
184%
600
31%
56%
86%
122%
168%
230%
329%
457%
800
20%
35%
53%
73%
96%
123%
156%
196%
237%
312%
387%
1000
23%
36%
49%
64%
79%
97%
118%
141%
165%
200%
1200
17%
25%
35%
45%
56%
68%
82%
95%
110%
125%