3C-LINK 400GBASE-ER8 QSFP-DD PAM4 Optical Transceiver Module (SMF, 1310nm, 40km, LC, DOM) The 400GBASE-ER8 module, Duplex LC connector, up to 40km over parallel single-mode fiber. It is compliant to IEEE 802.3cn protocol and 400GAUI-8, QSFP-DD HW Rev 5.0 and QSFP-DD CMIS Rev 4.0 standard. The 400 Gigabit Ethernet signal is carried over eight wavelengths. Multiplexing and demultiplexing of the eight wavelengths are managed within the device.
Built-in Inphi DSP Chip, Max. Power Consumption 10W Tested in Targeted Switches for Superior Performance, Quality, and Reliability Compliant with QSFP-DD MSA CMIS Rev4.0, OIF 56G PAM4 Hot Pluggable QSFP-DD Form Factor
| Part Number | 3C-QSFPD4-ER8 | Vendor Name | 3C-LINK |
| Form Factor | QSFP-DD | Max Data Rate | 448Gbps |
| Wavelength | 1310nm | Max Cable Distance | 40Km |
| Connector | LC Duplex | Fiber Type | SMF |
| Transmitter Type | 1310nm | Receiver Type | PIN |
| Electric Signal | 8x50G | Optical Signal | 8x56G |
| DDM/DOM | Yes | Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| TX Power | -0.8~5dBm | Receiver Sensitivity | <-16dBm |
| Powerbudget | 16dB | Receiver Overload | -3.5 dB |
| Power Consumption | <10W | Extinction Ratio | 6dB |
| Modulation Format | PAM4 | DSP | TX and RX |
| Host FEC | Yes | Packaging Technology | COB |
| Application | 400GBASE Data Center | Warranty | 3 Years |
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