Reference Clock Selection - 8.12 English - PG056

CPRI LogiCORE IP Product Guide (PG056)
Document ID
PG056
Release Date
2024-12-13
Version
8.12 English

The following table shows the reference clock frequencies that are supported by the IP for each family of AMD devices.

Table 1. Reference Clock Frequencies for Device Families
Line Rate Support Reference Clock Options (MHz) Default (MHz)
Up to 3,072.0 Mb/s 122.88, 153.60 153.60
4,915.2 Mb/s on -1 speed grade devices 122.88, 245.76 (does not support 3,072.0 Mb/s), 153.60, 307.20 307.20
Up to 6,144.0 Mb/s 122.88, 153.60, 245.76, 307.20 307.20
Up to 9,830.4 Mb/s(1)

7 series: 122.88, 153.60, 245.76, 307.20

AMD UltraScale™ : 245.76, 307.20

 307.20
Up to 10,137.6 Mb/s 7 series: 307.20 307.20
UltraScale GTHE3: 307.20 307.20
UltraScale GTYE3/GTHE4/GTYE4: 245.76, 307.20 245.76
Up to 12,165.12 Mb/s

7 series GTXE2:

  • 380.16 MHz for 12,165.12 Mb/s;
  • 307.2 MHz for other line rates
 380.16

7 series GTHE2:

  • 368.64 MHz for 12,165.12 Mb/s and 8110.08 Mb/s;
  • 307.2 MHz for other line rates
 368.64

UltraScale GTHE3 transceivers:

  • 368.64 MHz for 12,165.12 and 8110.08 Mb/s;
  • 307.2 MHz for other line rates
  • 245.76 MHz for 12,165.12 Mb/s and 8,110.08 Mb/s;
  • 307.2 MHz for other line rates

UltraScale GTYE3 and UltraScale+ GTHE4/GTYE4 transceivers:

  • 245.76 MHz, 307.20 MHz, 368.64 MHz
 245.76
Up to 24,330.24 Mb/s

UltraScale GTYE3 transceivers:

  • 245.76 MHz, 368.64 MHz

UltraScale+ GTYE4 transceivers:

  • 245.76 MHz

AMD Versal™ Adaptive SoC GTY transceivers:

  • 245.76 MHz
 245.76
  1. For cores generated with 9.830G_and_under line rates, the 8,110.08 Mb/s line rate is not included. Use 12.165G_and under instead.