AOC 400G QSFP56-DD LPO

Vitex Part #: V4C-D1DyyyC-QA

The V4C-D1DyyyC-AA is a 400G QSFP56-DD to QSFP56-DD Active Optical Cable (AOC) supporting data rates up to 53Gbps per channel via PAM4 modulation. It features a 400GAUI-8 compliant electrical interface and integrates an 850nm VCSEL array and PD array without DSP or CDR. This hot-pluggable AOC is designed in a QSFP-DD form factor, compliant with QSFP-DD HW Rev6.2 and CMIS 4.0 specifications. It has a maximum power consumption of 5W per end and operates on a single 3.3V power supply.

Features
Specifications
Applications
FAQs
Datasheet

Up to 53Gbps data rate per channel by PAM4 modulation
Support 400GAUI-8 electrical interface Integrated 850nm VCSEL array and PD array without DSP or CDR Hot-pluggable
QSFP-DD form factor Compliant to QSFP-DD HW Rev6.2 Compliant with CMIS 4.0 Maximum power consumption 5W(each end) Single 3.3V power supply
Case operating temperature 0°C to 70°C
Class 1 laser
RoHS complaint

Category	DACs/AECs/ACCs
Form Factor	QSFP-DD
Data Rate	400G
Wavelength	850nm
Distance	<100m
Connector	MPO-12
Cable Length	Up to 3m
Protocol	Ethernet
Temperature	Commercial (0–70°C)
Extender Type	Cable

AI Data Centers Data Center Interconnect High Performance Computing (HPC)

Q: What data rate does this AOC support?
A: This active optical cable supports 400G data rate using the QSFP-DD form factor.

Q: What lengths are available?
A: This AOC is available in lengths up to <100m. Contact Vitex for custom length options.

Q: What is the advantage of an AOC over a passive copper cable?
A: AOCs offer significantly longer reach than passive copper DACs, lower weight, better EMI immunity, and lower power consumption at longer distances — ideal for rack-to-rack or inter-row connections in data centers.

Q: What applications is this AOC suited for?
A: It is designed for AI Data Centers, Data Center Interconnect, High Performance Computing (HPC) applications.

Technical Documentation

Access comprehensive technical specifications, mechanical diagrams, and validation reports.

Download Datasheet PDF

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