PAM4 SerDes per-lane rate driving 800G/1.6T links — FEC-mandatory, BER-screening-critical
100-200 Gb/sobserved
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| Caveat | IEEE P802.3dj, which specifies 200 Gb/s per lane, is a draft and is not yet approved. |
| As of | 2026-10 |
| Source | IEEE P802.3dj task force (200 Gb/s per lane; draft D3.3, 3rd SA recirculation closed 2026-10-10, not yet approved) and Broadcom Tomahawk 6 (512×200G SerDes) |
| Review | checking…review by 2027-01-31 · fast cadence |
| Recorded changes | last 2026-10-16 · 3 revisions tracked |
| Claim id | pam4-serdes-per-lane-rate-driving-800g-1-6t |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.