Oct 12, 2025
It provides a QSFP-DD-to-QSFP-DD copper direct-attach solution. They are suitable for very short links and offer a cost-effective way to establish a 400-Gigabit link between QSFP-400G ports of
Jan 09, 2026
Quad Small Form-Factor Pluggable Double-Density (QSFP-DD) offers twice as many high-speed electrical interfaces as QSFP28 while maintaining the
Sep 02, 2025
Quad Small Form-factor Pluggable Double Density (QSFP-DD) solution that fits into high-density switch and router client ports for optical interconnect links
Apr 05, 2026
QSFP-DD (Quad Small Form-Factor Pluggable Double Density) represents a transformative advancement in optical transceiver technology,
May 19, 2026
QSFP-DD Optical Transceivers deliver up to 800Gbps speeds, offering high bandwidth, energy efficiency, and compatibility for modern networks
Jun 02, 2026
Cisco now offers a range of all new 400G Digital Coherent QSFP-DD transceivers. Cisco already offers a range of Digital Coherent CFP2 transceivers capable of supporting up to a 200-Gbps wavelength.
Feb 09, 2026
The QSFP-DD modules are our new generation of 400G transceiver modules based on a QSFP-DD form factor. (See Figure 1).
Feb 18, 2026
July 11, 2019 – QSFP-DD Hardware Specification for QSFP DOUBLE DENSITY 8X PLUGGABLE TRANSCEIVER – Rev 5.0 May 8, 2019 – Common Management Interface
Jul 18, 2025
News: Optoelectronics 21 September 2022 Source Photonics'' telecom-grade 400G QSFP-DD and 100G QSFP28 PAM4 products win ECOC Industry Award for Optical Transport At the European
Dec 06, 2025
InnoLight 100G OpenZR+ QSFP-DD product family is designed based on dual polarization quadrature phase shift keying (DP-QPSK), supporting extended C
Sep 19, 2025
The Cisco® family of QSFP-DD modules provide the industry''s highest bandwidth density while leveraging the backward compatibility to lower
Jun 27, 2026
Thanks to the miniaturization of the technology with a 7-nm manufacturing procedure and innovation in silicon photonic technology, it is now possible to squeeze a 400G-capable Digital Coherent WDM
Sep 26, 2025
QSFP-DD (Quad Small Form Factor Pluggable Double Density) is an evolution of the QSFP family, extending its lane capacity from 4 to 8 high-speed electrical lanes. Each lane supports
May 18, 2026
DDQ+DA0003 $109.00* A 400-Gigabit QSFP-DD direct attach cable, 3m long. Enables easy direct connectivity between ultra-fast devices like the CRS812 and
Aug 11, 2025
QSFP-DD was designed in such a way that you should be able to plug QSFP devices into QSFP-DD cages and have them work. The reverse is not
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