400G QSFP-DD SR8 850nm 100m
- Adopts hot-pluggable QSFP-DD packaging
- Full-duplex transceiver module
- 850nm VCSEL transmitter and PIN receiver
- Complies with IEEE 802.3bs, SFF-8636, SFF-8679, and QSFP-DD MSA Ethernet standards
- Maximum power consumption less than 10W
- Built-in digital diagnostic monitoring (DDM)
- Power supply voltage 3.3V
- Complies with RoHS environmental standards (lead-free)
- Class 1/1M product, meets IEC60825-1 requirements
- Meets Telcordia (Bellcore) GR-468-CORE reliability requirements
- Meets EMI and ESD requirements
Warranty : 30-Day Free Return, 3-Year Free Replacement, 5-Year Warranty, Lifetime After-sales Technical Support.
| Product Model | QDD-400G-SR8 | Vendor Name | Walsun |
| Form Factor | QSFP-DD | Data Rate | 425Gbps |
| Wavelength | 850nm | Distance | 100m |
| Connector | MPO/MTP-16 APC | Cable Type | MMF |
| Transmitter Type | VCSEL | Detector Types | PIN |
| TX Power | -6.5~4dBm | Receiver Sensitivity | < -7.9dBm |
| Power Consumption | ≤10W | Operation Temperature | 0~70°C |
| DDM | Support | EMC | Support |
| Modulation | PAM4 | CDR | TX & RX with built-in CDR |
| Protocols | IEEE 802.3bs、SFF-8636、SFF-8679、 QSFP-DD MSA、CPRI, eCPRI | ||
Q: What types of 400G optical modules does Huasun Optical provide?
A: Huasun Optical supports a full range of 400G optical modules in OSFP and QSFP-DD packaging formats. The specific models and parameters are as follows:
400G Optical Modules
|
Model Name
|
Max Transmission Distance
|
Connector Type
|
Fiber Type
|
Power Consumption
|
|---|---|---|---|---|
|
70m@OM3/100m@OM4
|
MTP/MPO-16 (APC)
|
Multimode
|
≤10W
|
|
|
500m
|
MTP/MPO-12 (APC)
|
Single-mode
|
≤10W
|
|
|
40km
|
MTP/MPO-12
|
Single-mode
|
≤12W
|
|
|
2km
|
LC Duplex
|
Single-mode
|
≤12W
|
|
|
10km
|
LC Duplex
|
Single-mode
|
≤12W
|
|
|
500m
|
MTP/MPO-12
|
Single-mode
|
≤10W
|
|
|
10km
|
LC Duplex
|
Single-mode
|
≤14W
|
|
|
50m
|
LC Duplex
|
Single-mode
|
≤14W
|
400G DAC/AOC High-Speed Cables
|
Product Type
|
Max Transmission Distance
|
Connector Type
|
Power Consumption
|
|---|---|---|---|
|
400G QSFP-DD DAC/AOC Direct Attach Cable
|
100m
|
QSFP-DD
|
≤11W
|
|
400G DAC/AOC Breakout Cable
|
50m
|
QSFP-DD – 2x QSFP56, QSFP-DD – 4x QSFP56, QSFP-DD – 4x QSFP28, QSFP-DD – 8x SFP56
|
≤11W
|
Q: Can OSFP ports use QSFP-DD modules?
A: OSFP and QSFP-DD are two completely different packaging forms. OSFP ports cannot use QSFP-DD optical modules, and similarly, OSFP optical modules cannot be used in QSFP-DD ports.
Q: Can a 400G link have QSFP-DD on one end and OSFP on the other?
A: Yes. OSFP and QSFP-DD are just physical form factors of the modules. As long as the module type is the same (such as both being 400G-DR4 or 400G-FR4), OSFP and QSFP-DD can interoperate.
Q: Can modules packaged in QSFP format be used in QSFP-DD ports?
A: Yes. Modules packaged in QSFP format can directly be used in QSFP-DD ports, but attention should be paid to configuring the port speed when using them.
Q: What is the maximum transmission distance of 400G modules?
A: The Walsun 400G module has a maximum transmission distance of 40km.
Q: What is the maximum power consumption of 400G modules?
A: The maximum power consumption of the Walsun 400G module is approximately 14W, though there are also low-power modules available with consumption around 12W.
Q: What interface types do 400G modules have?
A:
- Duplex LC interface, similar to modules like 100G-CWDM4 and 40G-LR4. Modules like LR4, ER4, ER8 use duplex LC interfaces.
- MPO12 interface (APC), similar to modules like 100G-SR4 and 100G-PSM4. Modules like 400G-DR4, XDR4, PLR4 use MPO12 interfaces.
- MPO16 interface (APC), for 400G-FR4/400G-SR8, utilizing eight fibers for transmission and eight fibers for reception, totaling 16 fibers for 400G transmission.
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