E-link China Technology Co., Ltd.
E-link China Technology Co.,Ltd. Professional Fiber Optical Communication and CCTV Security Transmission Product Manufacturer
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Fiber Optic Module 400GBASE-DR4 QSFP-DD 1310nm 2KM Transceiver MPO12 Connector
400G QSFP Transceiver Advantages
► Compliant with IEEE802.3bs standard:
- 400GAUI-8 electrical interface
► Compliant with IEEE 802.3cu standards:
- 4x 100GBASE-FR1 optical interface
► Compliant with QSFP-DD MSA HW Rev 5.1
- Type 2 housing with MPO-12 connector
► Compliant with QSFP-DD CMIS Rev 4.0
Transmitter Optical Specifications
| Parameter | Symbol | Min. | Typical | Max. | Unit | Notes |
| Wavelength | λC | 1304.5 | 1311 | 1317.5 | nm |
|
| Side Mode Suppression Ratio | SMSR | 30 | - | - | dB |
|
| Average Launch Power, each lane | AOPL | -3.1 | - | 4 | dBm | 1 |
| Outer Optical Modulation Amplitude (OMAouter), each lane | TOMA | - | - | 4.2 | dBm |
|
| Outer Optical Modulation Amplitude (OMAouter) each lane: for 1.4≤TDECQ≤3.4dB | TOMA |
-0.1 –1.5 + TDECQ | - | - | dBm |
|
| Transmitter and Dispersion Eye Closure for PAM4 (TDECQ), each lane | TDECQ | - | - | 3.4 | dB |
|
| Transmitter eye closure for PAM4(TECQ) | TECQ | - | - | 3.4 | dB |
|
| | TDECQ - TECQ | | - | - | - | 2.5 | dB |
|
| Over/under-shoot | - | - | - | 22 | % |
|
| Transmitter power excursion | - | - | - | 2 | dBm |
|
| Average Launch Power of OFF Transmitter, each lane | TOFF | - | - | -15 | dBm |
|
| Extinction Ratio, each lane | ER | 3.5 | - | - | dB |
|
| RIN17.1OMA | RIN | - | - | -136 | dB/Hz |
|
| Optical Return Loss Tolerance | ORL | - | - | 17.1 | dB |
|
| Transmitter Reflectance | TR | - | - | -26 | dB |
|
| Transmitter Transition Time | Tt | - | - | 17 | ps |
Receiver Optical Specifications
| Parameter | Symbol | Min. | Typical | Max. | Unit | Notes |
| Wavelength | λC | 1304.5 | 1311 | 1317.5 | nm |
|
| Damage Threshold, each lane | AOPD | 5 | - | - | dBm |
|
| Average Receive Power, each lane | AOPR | -7.1 | - | 4 | dBm | 1 |
| Receive Power (OMAouter), each lane | OMAR | - | - | 4.2 | dBm |
|
| Receiver Reflectance | RR | - | - | -26 | dB |
|
| Receiver Sensitivity (OMAouter), each lane for TECQ <1.4dB for 1.4≤TECQ≤3.4dB | SOMA | - |
| -4.5 -5.9+TECQ | dBm |
|
| Stressed Receiver Sensitivity (OMAouter), each lane | SRS | - | - | -2.5 | dBm | 2 |
| Conditions of stressed receiver sensitivity test | - | - |
| - |
|
|
| Stressed eye closure for PAM4 (SECQ) | - | - | 3.4 | - | dB |
Pin Definitions
Ordering Information
| Part No. | Application | Data Rate | Laser Source | Fiber Type |
| LNK-QDD-400G-DR4-2 | 400GBASE-DR4+ | 400GB Ethernet | EML | Single Mode Fiber |