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100G QSFP28 CWDM4 2KM LC
| Parameter | Uni | Min. | Typical | Max. | Notes |
| Transmitter (4X25G) | |||||
| TX Central Wavelength | nm | 1264.5 | 1271 | 1277.5 | |
| 1284.5 | 1291 | 1297.6 | |||
| 1304.5 | 1311 | 1317.5 | |||
| 1324.5 | 1331 | 1337.5 | |||
| Signaling rate, each lane | Gb/s | 25.78125±100ppm | |||
| SMSR | dB | 30 | |||
| Average Launch power Tx_off | dBm | - | - | -30 | |
| Total Average Launch Optical Power | dBm | 8.5 | |||
| Average Pav each Lane | dBm | -6.5 | 2.5 | ||
| Extinction Ratio | dB | 3.5 | - | - | |
| Optical Modulation Amplitude (OMA), each lane | dBm | -4.0 | 2.5 | ||
| Transmitter & Dispersion Penalty, each lane | dB | 3.0 | |||
| Transmitter Optical Mask | dB | {0.31, 0.4, 0.45, 0.34, 0.38, 0.4} | |||
| Transmitter Reflectance | dB | -12 | |||
| Optical Return Loss Tolerance | dB | 20 | |||
| Relative Intensity Noise (OMA) | dB/Hz | -130 | |||
| Receiver (4X25G) | |||||
| RX Central Wavelength | nm | 1264.5 | 1271 | 1277.5 | |
| 1284.5 | 1291 | 1297.6 | |||
| 1304.5 | 1311 | 1317.5 | |||
| 1324.5 | 1331 | 1337.5 | |||
| Average Receive Power, each lane | dBm | -11.5 | 2.5 | ||
| Sensitivity (OMA)@BER=5E-5, PRBS31 | dBm | - | - | -10 | |
| Receiver Saturation, OMA | dBm | 2.5 | - | - | |
| Receiver Reflectance | dB | -26 | |||
| LOS Assert | dBm | -24 | - | - | |
| LOS De-Assert | dBm | - | - | -11.6 | |
| LOS Hysteresis | dB | 0.5 | - | - | |