800G optical transceivers represent the next generation of high-speed data transmission technology, designed to meet the escalating bandwidth demands of modern data centers, 5G networks, and AI-driven applications. Leveraging advanced modulation techniques like PAM4 and coherent optics, these transceivers achieve unprecedented data rates of 800 gigabits per second (Gbps) while maintaining energy efficiency and low latency. Key form factors include QSFP-DD and OSFP, ensuring compatibility with existing infrastructure. The deployment of 800G technology enables hyperscale data centers to support cloud computing, big data, and IoT ecosystems more effectively. With ongoing advancements in silicon photonics and DSP (Digital Signal Processing), 800G transceivers are poised to become the industry standard, driving the evolution of global connectivity and high-performance networking.
Supports InfiniBand (IB) and Ethernet (ETH) protocols
8-channel 100G-PAM4 electrical modulation
Equipped with two MPO-12/APC fiber connectors
Two ports with 4-channel 100G-PAM4 optical modulation each
Supports 2x 400Gb/s direct-attach fiber for 800Gb/s aggregation
OSFP connector housing with finned top for air-cooled switches
1310nm EML single-mode laser(SM variant)
Up to 500m transmission distance (2×DR4)
Max power consumption: 17W
Low-power sleep mode at 1.5W
Single 3.3V power supply
Class 1 laser safety compliant
Hot-pluggable & RoHS compliant
Compliant with OSFP MSA (osfpmsa.org) standards
Supports CMIS 4.0 management interface
Operating case temperature: 0°C to +70°C (32°F to 158°F)
Infiniband NDR
800G Ethernet Compliant
An 800G optical transceiver is a high-speed optical communication device with a data rate of 800Gbps (single-channel or aggregated). It is primarily used in data centers, 5G transport networks, and backbone networks to meet ultra-high bandwidth demands. Common form factors include QSFP-DD and OSFP, leveraging technologies like PAM4 modulation or coherent transmission for higher efficiency.
Core technologies include:
Advanced modulation: PAM4 (4-level pulse amplitude modulation) for higher spectral efficiency.
Wavelength multiplexing: DWDM (Dense Wavelength Division Multiplexing) to increase capacity via parallel lanes.
High-performance DSP: Compensates for signal impairments and improves SNR.
Silicon photonics: Enables lower power consumption and cost through integration.
Key applications:
Hyperscale data centers: High-speed interconnects for AI/ML clusters and cloud servers.
Telecom backbone networks: Supports 5G fronthaul/backhaul and metro traffic growth.
HPC (High-Performance Computing): Low-latency, high-bandwidth data transfer.
Typical power: ~15–25W (higher than 400G but lower per-bit energy).
Optimization methods:
Silicon photonics to reduce electro-optical conversion loss.
Improved thermal design and packaging.
DSP algorithm enhancements for lower processing power.
Data explosion: Video streaming, AI, and cloud computing drive ~30% annual bandwidth growth.
Government initiatives: Policies like 5G expansion and China’s "East Data West Computing" project.
Vendor momentum: Leaders accelerating commercial deployment.
Future trends:
Higher speeds: Evolution to 1.6T with CPO (Co-Packaged Optics).
Cost reduction: Prices expected to drop 15–20% annually with economies of scale.
Standardization: IEEE/OSFP MSA ensuring multi-vendor interoperability.
