4–94
Chapter 4: DC and Switching Characteristics
Maximum Input and Output Clock Toggle Rate
Table 4–107. Arria GX Maximum Output Clock Rate for Dedicated Clock Pins (Part 3 of 4)
I/O Standards
Drive Strength
–6 Speed Grade
140
186
280
373
373
140
327
373
420
280
420
561
561
607
420
467
514
280
420
561
607
654
514
561
561
278
626
626
280
116
280
327
327
280
280
280
280
420
420
Units
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
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
4 mA
6 mA
DIFFERENTIAL 1.8-V
SSTL CLASS I
8 mA
10 mA
12 mA
8 mA
16 mA
DIFFERENTIAL 1.8-V
SSTL CLASS II
18 mA
20 mA
4 mA
6 mA
DIFFERENTIAL 1.8-V
HSTL CLASS I
8 mA
10 mA
12 mA
16 mA
DIFFERENTIAL 1.8-V
HSTL CLASS II
18 mA
20 mA
4 mA
6 mA
DIFFERENTIAL 1.5-V
HSTL CLASS I
8 mA
10 mA
12 mA
16 mA
18 mA
DIFFERENTIAL 1.5-V
HSTL CLASS II
20 mA
24 mA
3.3-V PCI
—
3.3-V PCI-X
LVDS
—
—
HYPERTRANSPORT
LVPECL
—
—
3.3-V LVTTL
SERIES_25_OHMS
SERIES_50_OHMS
SERIES_25_OHMS
SERIES_50_OHMS
SERIES_25_OHMS
SERIES_50_OHMS
SERIES_25_OHMS
SERIES_50_OHMS
3.3-V LVCMOS
2.5 V
1.8 V
Arria GX Device Handbook, Volume 1
© December 2009 Altera Corporation
ALTERA [ ALTERA CORPORATION ]
