Altera Arria V Hard IP for PCI Express User Manual
Page 147

Chapter 7: IP Core Interfaces
7–49
Physical Layer Interface Signals
December 2013
Altera Corporation
Arria V Hard IP for PCI Express
User Guide
Channel utilization for ×1, ×2, ×4, and ×8 variants is as follows:
f
For more comprehensive information about Arria transceivers refer to the
“Transceiver Banks” section in the
The following figures show the channel utilization for Gen1 and Gen2 variants using
the CMU PLL. The ×8 variant is only available for Gen1.
Table 7–1. Channel Utilization for Data and Clock Routing
Variant
Data
CMU Clock
×1, 1 instance
Channel 1 of GXB_L0
Channel 0 of GXB_L0
×1, 2 instances
Channel 1 of GXB_L0
Channel 1 of GXB_R0
Channel 0 of GXB_L0
Channel 0 of GXB_R0
×2, i instance
Channel 1-2 of GXB_L0
Channel 4 of GXB_L0
×2, 2 instances
Channel 1-2 of GXB_L0
Channel 1-2 of GXB_R0
Channel 4 of GXB_L0
Channel 4 of GXB_R0
×4, i instance
Channels 0-3 of GXB_L0
Channel 4 of GXB_L0
×4, 2 instances
Channels 0-3 of GXB_L0
Channels 0-3 of GXB_R0
Channel 4 of GXB_L0
Channel 4 of GXB_R0
×8, 1 instance
Channels, 0-3 and 5 of GXB_L0
and channels 0-2 of GXB_L1
Channel 4 of GXB_L0