
1.8-V HSTL Class II
16 mA
500
450
MHz
18 mA
550
500
MHz
550
MHz
1.5-V HSTL Class I
4 mA
350
300
MHz
6 mA
500
450
MHz
8 mA
700
650
600
MHz
10 mA
700
650
MHz
700
MHz
1.5-V HSTL Class II
16 mA
600
550
MHz
18 mA
650
600
MHz
700
650
600
MHz
PCI
-
1000
790
670
MHz
PCI-X
-
1000
790
670
MHz
Differential SSTL-2
Class I
8 mA
400
300
MHz
12 mA
400
350
MHz
Differential SSTL-2
Class II
16 mA
350
300
MHz
20 mA
400
350
MHz
24 mA
400
350
MHz
Differential SSTL-18
Class I
4 mA
200
150
MHz
6 mA
350
250
200
MHz
8 mA
450
300
MHz
10 mA
500
400
MHz
12 mA
650
550
400
MHz
Differential SSTL-18
Class II
8 mA
200
150
MHz
16 mA
400
350
MHz
18 mA
450
400
MHz
20 mA
550
500
450
MHz
1.8-V differential Class I
4 mA
300
MHz
6 mA
500
450
MHz
8 mA
650
600
MHz
10 mA
700
650
600
MHz
12 mA
700
650
MHz
Table 4–93. Stratix II GX Maximum Output Clock Rate for Dedicated Clock Pins (Part 3 of 4)
I/O Standard
Drive Strength
-3 Speed
Grade
-4 Speed
Grade
-5 Speed
Grade
Unit