Chapter 4: DC and Switching Characteristics
4–91
Maximum Input and Output Clock Toggle Rate
Table 4–105. Arria GX Maximum Output Toggle Rate for Column I/O Pins (Part 3 of 3)
I/O Standards
Drive Strength
16 mA
18 mA
20 mA
4 mA
–6 Speed Grade
Units
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
420
467
514
280
420
561
607
654
514
561
561
626
626
1.8-V HSTL CLASS II
1.5-V HSTL CLASS I
1.5-V HSTL CLASS II
6 mA
8 mA
10 mA
12 mA
16 mA
18 mA
20 mA
—
3.3-V PCI
3.3-V PCI-X
—
Table 4–106 shows the maximum output clock toggle rates for Arria GX device row
I/O pins.
Table 4–106. Arria GX Maximum Output Toggle Rate for Row I/O Pins
I/O Standards
Drive Strength
4 mA
–6 Speed Grade
196
Units
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
3.3-V LVTTL
8 mA
303
12 mA
4 mA
393
215
3.3-V LVCMOS
2.5 V
8 mA
411
4 mA
168
8 mA
355
12 mA
2 mA
514
97
4 mA
215
1.8 V
1.5 V
6 mA
336
8 mA
486
2 mA
168
4 mA
303
8 mA
280
SSTL-2 CLASS I
SSTL-2 CLASS II
12 mA
16 mA
4 mA
327
280
140
6 mA
186
SSTL-18 CLASS I
8 mA
280
10 mA
373
© December 2009 Altera Corporation
Arria GX Device Handbook, Volume 1
ALTERA [ ALTERA CORPORATION ]
