EP2SGX130GF1508C4 Datasheet, PDF (273/316 Pages) Altera Corporation – Section I. Stratix II GX Device Data Sheet

Table 4–91 shows the maximum output clock toggle rates for Stratix II GX
device column pins.
Table 4–91. Stratix II GX Maximum Output Clock Rate for Column Pins (Part 1 of 3)
I/O Standard
LVTTL
LVCMOS
2.5 V
1.8 V
1.5 V
SSTL-2 Class I
SSTL-2 Class II
Drive Strength
4 mA
8 mA
12 mA
16 mA
20 mA
24 mA (1)
4 mA
8 mA
12 mA
16 mA
20 mA
24 mA (1)
4 mA
8 mA
12 mA
16 mA (1)
2 mA
4 mA
6 mA
8 mA
10 mA
12 mA (1)
2 mA
4 mA
6 mA
8 mA (1)
8 mA
12 mA (1)
16 mA
20 mA
24 mA (1)
-3 Speed Grade -4 Speed Grade -5 Speed Grade
270
225
210
435
355
325
580
475
420
720
594
520
875
700
610
1030
794
670
290
250
230
565
480
440
790
710
670
1020
925
875
1066
985
935
1100
1040
1000
230
194
180
430
380
380
630
575
550
930
845
820
120
109
104
285
250
230
450
390
360
660
570
520
905
805
755
1131
1040
990
244
200
180
470
370
325
550
430
375
625
495
420
400
300
300
400
400
350
350
350
300
400
350
350
400
400
350
Unit
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz