Specification – QSFP-DD
July 11, 2019 – QSFP-DD Hardware Specification for QSFP DOUBLE DENSITY 8X PLUGGABLE TRANSCEIVER – Rev 5.0 May 8, 2019 – Common Management Interface Specification – Rev 4.0
View more
Understanding the QSFP-DD Standard: The Foundation of 400G
With precise compliance to SFF-8677, SFF-8679, and IEEE 802.3bs, LINK-PP''s QSFP-DD optical transceivers empower next-generation infrastructures to achieve 400G performance
View more
QSFP-DD Optical Transceivers – MapYourTech
QSFP-DD is an advanced hot-pluggable optical transceiver form factor that doubles the bandwidth density of traditional QSFP28 modules by implementing a double-density design with
View more
QSFP-DD Price Guide 2026: 400G/800G Costs & TCO Analysis
QSFP-DD price guide with 400G/800G module costs, OEM vs third-party comparison, volume discounts, and 3-year TCO analysis for data center buyers.
View more
QSFP-DD Product Family » Acacia
Powered by Greylock and Delphi DSP ASICs, and silicon photonic integrated circuits (PICs) for an optimized co-packaged design with 3D Siliconization. Supports an expansive list of interoperability
View more
OEM 100G QSFP28 & 200G QSFP56, QSFP-DD, CFP2
💡 Factory Direct Customization & OEM Coding: Facing thermal constraints in high-density racks or strict vendor lock-in with Arista, Cisco, or Mellanox (Nvidia) switches? We provide comprehensive OEM &
View more
QSFP DD Guide: High-Speed QSFP DD Optical Modules
In this comprehensive guide, we will explore how QSFP DD works, why it has become a preferred optical module standard, and how it is deployed in modern data centers.
View more
400G QSFP-DD Digital Coherent Optics transceiver
By plugging Coherent''s high transmit output power 400G QSFP-DD-DCO transceivers directly into their switches or routers, network operators can remove the intermediate transponder/muxponder
View more
400G QSFP-DD Cable and Transceiver Modules Data Sheet
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
View more
QSFP-DD Linear Pluggable Optics (LPO)
Watch Amphenol''s expert demonstrate the QSFP-DD Linear Pluggable Optics in action at the OFC 2025! Lightning-fast PCIe Gen 5 connectivity, 8-channel full-duplex, 50m reach, and <5W
View more
QSFP-DD Optical Transceivers for High-Speed Connections
Cisco offers a comprehensive portfolio of QSFP-DD modules across copper, multimode fiber, and single-mode fiber, optimized for a broad range of applications and distances, leveraging NRZ, PAM4, and
View moreLaser Diodes & VCSEL
High-power CW/pulsed laser diodes (808nm–1550nm) and VCSEL arrays for 3D sensing, LIDAR, and optical interconnects.
Silicon Photonics & CPO
Co-packaged optics engines, silicon photonics ICs, and optical I/O solutions for high-density switches and AI clusters.
Optical Transceivers & AOCs
400G/800G QSFP-DD/OSFP modules, active optical cables, and custom optical engines for data center interconnects.
Laser Drivers & CDR
Low-jitter laser drivers, integrated CDR circuits, and linear TIAs for coherent optics and short-reach links.