The 400G QSFP-DD Active Optical Cable (AOC) is a high-performance interconnect solution designed for high-speed data transmission over longer distances in modern data centers and enterprise networks. Featuring QSFP-DD connectors on both ends, it supports data rates of 400 Gbps through eight 50 Gbps lanes, making it ideal for applications such as cloud computing, artificial intelligence, and high-bandwidth networking. Unlike passive cables, this AOC integrates active optical components to enhance signal integrity and extend transmission distances beyond the limitations of copper cables, reaching up to 50m. Its lightweight, low-power design minimizes electromagnetic interference (EMI) while delivering superior reliability and efficiency in dense networking environments. Compliant with QSFP-DD MSA and IEEE 802.3cd standards, the 400G QSFP-DD AOC offers a plug-and-play solution for seamless deployment. It combines flexibility, scalability, and performance, making it an excellent choice for organizations looking to optimize their high-speed networking infrastructure.
· Up to 53.125Gbps data rate per channel by PAM4 modulation
· Support 400GAUI-8 electrical interface
· Integrated 850nm VCSEL array and PD array
· DDM function implemented
· Hot-pluggable QSFP-DD form factor
· Single +3.3V power supply
· Compliant with ROHS2.0
Absolute Maximum Ratings
Product | Modulation | Nominal Rate | Specifications | Link distance over OM3 | Link distance over OM4 | ||
Aggrega te(Gbps) | Electrica l Lanes(Gb aud) | High Speed Electrical | Pre-FEC Max BER | ||||
400G- AOC | PAM4 | 425 | 26.5625 | 400GAUI-8 | 2.4E-4 | 70M | 100M |
Parameter | Symbol | Unit | Min | Max |
Case Operating Temperature | Top | ℃ | 0 | +70 |
Storage Temperature Range | Ts | ℃ | -40 | +85 |
Relative Humidity | RH | % | 0 | 85 |
Power Supply Voltage | Vcc | V | -0.5 | +3.6 |
Recommended Operating Conditions
Parameter | Symbol | Unit | Min | Typ | Max |
Operating Case Temperature Range | Tca | oC | 0 | / | 70 |
Power Supply Voltage | Vcc | V | 3.135 | 3.3 | 3.465 |
Bit Rate(Per channel) | BR | GBd | 26.5625 |
Electrical Characteristics
Parameter | Symbol | Unit | Min | Typ | Max | Notes |
Supply Voltage | VCC | V | 3.135 | 3.3 | 3.465 | |
Power Consumption | Pc | W | 8 | Per end | ||
Transmitter | ||||||
Input Differential Impedance | RIN | Ω | 80 | 100 | 120 | |
Single Ended Data Input Swing | VIN | mVp-p | 90 | 500 | ||
Transmit Disable Voltage | VDIS | V | 2 | VCCHOST | ||
Transmit Enable Voltage | VEN | V | VEE | VEE+0.8 | ||
Transmit Fault Assert Voltage | VFA | V | 2 | VCCHOST | ||
Transmit Fault De-Assert Voltage | VFDA | V | VEE | VEE+0.8 | ||
Receiver | ||||||
Single Ended Data Output Swing | VOD | mVp-p | 200 | 500 | ||
LOS Fault | VLOSFT | V | 2 | VCCHOST | ||
LOS Normal | VLOSNR | V | VEE | VEE+0.8 | ||
Differential termination mismatch | % | 10 | ||||
IIC communication | ||||||
IIC Clock frequency | - | KHZ | / | 100 | 400 | |
Clock stretching | - | us | / | / | 500 |
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