Document Revision History
| Version | Date | Description of Change | 
| 2.3 | Feb. 2022 | Removed 10.31250 NRZ operating rate from the Rate Select table. | 
| 2.2 | Nov. 2021 | Reformatted and rebranded; migrated to HTML. | 
| 2.1 | Jun. 2021 | Updated the Key Features section. Updated the OM3 and OM4 reach parameters in Optical Module Specifications table. Updated the template. Fixed broken links. | 
| 2.0 | Feb. 2021 | Updated Key Features section. Removed 2.5G/SDR from Table: Rate Select Encodings. Minor text edits. | 
| 1.9 | Nov. 2020 | Added: Control Signals description, optical connector interface information in Appendix A and added References section. Updated DDM info under Diagnostics and Other Features and the Regulatory Compliance and Classification list. Minor text edits. Updated Label. | 
| 1.8 | Nov. 28, 2019 | Changed “Key Features” item on MPO-12 UPC to indicate male receptacle connector | 
| 1.7 | Feb. 27, 2019 | Key Features: Updated reach of OM3 and added OM4’s | 
| 1.6 | Jan. 28, 2019 | Key Features: Changed from IEEE 802.3bs/cd 200GAUI-4 to IEEE 802.3 200GAUI-4/200GBASE-SR4 compliant | 
| 1.5 - 1.1 | Dec. 6, 2018 - May 23, 2018 | See changes in Datasheet Rev 2.0. | 
| 1.0 | May 21, 2018 | Preliminary proposal. |