GTS Ethernet Hard IP User Guide: Agilex™ 5 FPGAs and SoCs

ID 817676
Date 8/04/2025
Public
Document Table of Contents

13.4.5. Minimum and Maximum Reference Time (TAM) Interval for UI Measurement (Hardware)

Table 68.  Minimum and Maximum Reference Time (TAM) Interval Allowed for UI Measurement (Hardware Basic Mode)
FEC type:
  • No FEC: No FEC
  • CL74: IEEE 802.3 BASE-R Firecode (CL74)
  • CL108: IEEE 802.3 RS(528,514) (CL108)
Mode FEC Type TX Minimum Number of Reference Time Load Interval TX Maximum Number of Reference Time Load Interval RX Minimum Number of Reference Time Load Interval RX Maximum Number of Reference Time Load Interval
Number of Count, N Time (ms) Number of Count, N Time (ms) Number of Count, N Time (ms) Number of Count, N Time (ms)
10GE-1 No FEC 10 5.24 32,767 17,179.34 10 0.16 32,767 536.85
25GE-1 No FEC 6 1.26 32,767 6,871.74 6 0.04 32,767 214.74
CL74
CL108 6 1.26 32,767 6,871.74 6 1.26 32,767 6,871.74
Table 69.  Minimum and Maximum Reference Time (TAM) Interval Allowed for UI Measurement (Hardware Advanced Mode)
FEC type:
  • No FEC: No FEC
  • CL74: IEEE 802.3 BASE-R Firecode (CL74)
  • CL108: IEEE 802.3 RS(528,514) (CL108)
Mode FEC Type TX Minimum Number of Reference Time Load Interval TX Maximum Number of Reference Time Load Interval RX Minimum Number of Reference Time Load Interval RX Maximum Number of Reference Time Load Interval
Number of Count, N Time (ms) Number of Count, N Time (ms) Number of Count, N Time (ms) Number of Count, N Time (ms)
10GE-1 No FEC 10 5.24 32,767 17,179.34 10 0.16 32,767 536.85
25GE-1 No FEC 10 2.1 32,767 6,871.74 10 0.07 32,767 214.74
CL74
CL108 10 2.1 32,767 6,871.74 10 2.1 32,767 6,871.74