October 27, 2023
SFP-DD /SFP-DD112 Hardware Specification for SFP Double Density Pluggable Transceiver
– Rev 5.2

March 11, 2022
SFP-DD/SFP-DD112/SFP112 Hardware Specification for SFP112 and SFP Double Density Pluggable Transceiver
– Rev 5.1

October 1, 2021
SFP-DD/SFP-DD112/SFP112 Hardware Specification for SFP112 and SFP Double Density Pluggable Transceiver
– Rev 5.0

October 10, 2020
SFP-DD MIS Management Interface Specification for SFP Double Density 2X Pluggable Transceiver
 – Rev 2.0

August 17, 2020
SFP-DD Hardware Specification for SFP DOUBLE DENSITY 2X PLUGGABLE TRANSCEIVER
-Rev 4.2

September 18, 2019 
SFP-DD Management Interface Specification
 – Rev 1.0

April 10, 2019  
SFP-DD Hardware Specification for SFP DOUBLE DENSITY 2X PLUGGABLE TRANSCEIVER
 – Rev 3.0