The core operates at 125 MHz for the 1 Gb/s data rate (1.25Gb/s line rate) and 312.5 MHz at 2.5 Gb/s data rates (3.125 Gb/s line rate) in modes having device transceivers.
The core operates at 125 MHz for the 1 Gb/s data rate (1.25Gb/s line rate) and 312.5 MHz at 2.5 Gb/s data rates (3.125 Gb/s line rate) in modes having device transceivers.