Altera V-Series Avalon-MM DMA - Manual (Page 11)

Table 1-6: Arria V Recommended Speed Grades for All Link Widths, Link Widths, and Application Layer
Clock Frequencies
Link Rate Link Width Interface
Width
Application Clock
Frequency (MHz)
Recommended Speed Grades
Gen1
×1 64 bits 62.5 (2) ,125 –4,–5,–6
×2 64 bits 125 –4,–5,–6
×4 64 bits 125 –4,–5,–6
×8 128 bits 125 –4,–5,–6
Gen2
×1 64 bits
125
–4,–5
×2 64 bits 125 –4,–5
×4 128 bits 125 –4,–5
Table 1-7: Arria V GZ Recommended Speed Grades for All Widths, Link Widths, and Application Layer Clock
Frequencies
Link Rate Link Width Interface
Width
Application Clock
Frequency (MHz)
Recommended Speed Grades
Gen1
x1 64 bits 62.5 (3) ,125 –1, –2, –3, –4
x2 64 bits 125 –1, –2, –3, –4
x4 64 bits 125 –1, –2, –3, –4
x8 64 bits 250 –1, –2, –3
x8 128 Bits 125 –1, –2, –3, –4
(2) This is a power-saving mode of operation
(3) This is a power-saving mode of operation
(4) The -4 speed grade is also possible for this configuration; however, it requires significant effort by the end
user to close timing.
1-10 V-Series Recommended Speed Grades
UG-01154
2014.12.18
Altera Corporation Datasheet
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