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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SFP Optic Module 400GBASE-ER8 QSFP-DD 1310nm 40KM Transceiver Duplex LC Connector
Optical Transceiver Module Advantages
► Compliant with IEEE std 802.3cnTM-2019:
- 400GBASE-ER8 optical interface
- 400GAUI-8 electrical interface
► Compliant with QSFP-DD MSA HW Rev 5.1 with duplex LC connector
► Compliant with QSFP-DD CMIS Rev 4.0
► Class 1/1M Laser
Recommended Operating Conditions
| Parameter | Symbol | Min. | Typical | Max. | Unit | Notes |
| Operating Case Temperature | TOPR | 0 | - | 70 | ºC |
|
| Power Supply Voltage | VCC | 3.135 | 3.3 | 3.465 | V |
|
| Instantaneous peak current at hot plug | ICC_IP | - | - | 5600 | mA |
|
| Sustained peak current at hot plug | ICC_SP | - | - | 4620 | mA |
|
| Maximum Power Dissipation | PD | - | - | 14 | W |
|
| Maximum Power Dissipation, Low Power Mode | PDLP | - | - | 1.5 | W |
|
| Signalling Speed per Lane | DRL | - | 26.5625 | - | GBd |
|
| Control Input Voltage High | VIH | VCC*0.7 | - | VCC+0.3 | V |
|
| Control Input Voltage Low | VIL | -0.3 | - | VCC*0.3 | V |
|
| Two Wire Serial Interface Clock Rate | - | - | - | 400 | kHz |
|
| Power Supply Noise | - | - | - | 66 | mVpp |
|
| Rx Differential Data Output Load | - | - | 100 | - | Ohm |
|
| Operating Distance | - | 0.002 | - | 40 | km | 1 |
Digital Diagnostics
| Parameter | Range | Accuracy | Unit | Calibration |
| Temperature | 0 to 70 | ±3 | ºC | Internal |
| Voltage | 0 to VCC | 0.1 | V | Internal |
| Tx Bias Current (Each Lane) | 0 to 100 | 10% | mA | Internal |
| Tx Output Power (Each Lane) | -0.6 to +5.6 | ±3 | dB | Internal |
| Rx Receive Power (Each Lane) | -18.6 to -4.4 | ±3 | dB | Internal |
Ordering Information
| Part No. | Application | Data Rate | Laser Source | Distance |
| LNK-QDD-400G-ER8-40 | 400GBASE-ER8 | 400GB Ethernet | EML | 40km |