Hot-pluggable QSFP-DD form factor
Data Rate 53.125 Gb/s PAM4 per lane
8x53Gbps PAM4 transmitter and PAM4 receiver
8 channels 850nm VCSEL laser array and 8 channels PIN photo-detector array
Maximum link length of 70m on OM3 MMF and 100m on OM4 MMF
Digital diagnostics functions are available via the I2C interface
Single 3.3V Power Supply and Power Dissipation < 12W
MPO-24 connector
Operating Case Temperature: 0℃~+70℃
QDD-400G-SR8 Compatible 400GBASE-SR8 QSFP-DD PAM4 Optical Transceiver Module (MMF, 850nm, 100m, MTP/MPO, DOM)
The 400GBASE-SR8 module, MTP/MPO-16 connector, up to 100m over parallel OM4 multi-mode fiber. It is compliant to IEEE 802.3bs protocol and 400GAUI-8/CEI-56G-VSR-PAM4 standard.
The 400 Gigabit Ethernet signal is carried over eight wavelengths. Multiplexing and demultiplexing of the eight wavelengths are managed within the device. And it can Support 2× 200G-SR4 and 8× 50G-SR.
Specifications
|
Cisco Compatible |
QDD-400G-SR8 |
Protocols |
IEEE 802.3cd, QSFP-DD MSA, CMIS 4.0 |
|
Max Data Rate |
400Gbps |
Form Factor |
QSFP-DD |
|
Max Cable Distance |
70m@OM3/100m@OM4 |
Wavelength |
850nm |
|
Media |
MMF |
Connector |
MTP/MPO-16 (APC) |
|
Receiver Type |
PIN |
Transmitter Type |
VCSEL 850nm |
|
TX Power |
-6~4dBm |
RX Power |
-7.9~4dBm |
|
Powerbudget |
1.9dB |
Modulation |
8x 50G PAM4 |
|
Power Consumption |
≤10W |
Extinction Ratio |
3dB |
|
DDM/DOM |
Supported |
Commercial Temperature Range |
0 to 70°C (32 to 158°F) |
|
DSP |
TX and RX |
Inbuilt FEC |
No |
|
Core Size |
50/125µm |
Packaging Technology |
COB |

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