40Gb/s LR4 10km QSFP+ Transceiver
  Hot Pluggable, Duplex LC Connector, Single mode



1.Product Features:
2.Applications:
3.Technical specifications:
| Brand | UTOPTEK, OEM | 
| Condition | 100% New | 
| Form Factor | QSFP+ | 
| Fiber Type | single mode, dual fiber | 
| Wavelength: | 1271, 1291, 1311 and 1331 nm | 
| Distance | 10KM | 
| Data Rate (max) | 40Gb/s | 
| Working Temperature (°C) | 0°C~70°C | 
| Storage Temperature (°C) | -40°C~+85°C | 
| Relative Humidity | 0~85% | 
| Voltage Supply | 3.3V | 
| Power consuption | <1.5W | 
| Connector | Duplex LC | 
| Warranty | 3 years | 
| Compatible with | Cisco, Haiwei, HP etc. | 
| Time of delivery | 1-2 working days | 
| Package | 10 pcs/box | 
4.Optical Characteristics
| Parameter | Symbol | Min | Typical | Max | Units | Notes | ||
| Wavelength Assignment | L0 | 1264.5 | 1271 | 1277.5 | nm | |||
| L1 | 1284.5 | 1291 | 1297.5 | nm | ||||
| L2 | 1304.5 | 1311 | 1317.5 | nm | ||||
| L3 | 1324.5 | 1331 | 1337.5 | nm | ||||
| Transmitter | ||||||||
| Side Mode Suppression Ratio | SMSR | 30 | dB | |||||
| Total Average Launch Power | PT | 8.3 | dBm | |||||
| Average Launch Power, each Lane | PAVG | -7 | 2.3 | dBm | ||||
|   			 Optical Modulation Amplitude (OMA), each Lane  |   			POMA | -4 | 3.5 | dBm | 1 | |||
| Difference in Launch Power between any Two Lanes (OMA) | Ptx,diff | 6.5 | dB | |||||
|   			 Launch Power in OMA minus Transmitter and Dispersion Penalty (TDP), each Lane  |   			-4.8 | dBm | ||||||
| TDP, each Lane | TDP | 2.6 | dB | |||||
| Extinction Ratio | ER | 3.5 | dB | |||||
| Relative Intensity Noise | RIN | -128 | dB/Hz |   			 12dB 
 reflection  |   		||||
| Optical Return Loss Tolerance | TOL | 20 | dB | |||||
| Transmitter Reflectance | RT | -12 | dB | |||||
|   			 Transmitter Eye Mask Definition 
 {X1, X2, X3, Y1, Y2, Y3}  |   			{0.25,0.4,0.45,0.25,0.28,0.4} | |||||||
|   			 Average Launch Power OFF Transmitter, each Lane  |   			Poff | -30 | dBm | |||||
| Receiver | ||||||||
| Damage Threshold, each Lane | THd | 3.3 | dBm | 2 | ||||
| Total Average Receive Power | 8.3 | dBm | ||||||
|   			 Average Receive Power, each Lane  |   			-13.7 | 2.3 | dBm | |||||
| Receiver Reflectance | RR | -26 | dB | |||||
| Receive Power (OMA), each Lane | 3.5 | dBm | ||||||
|   			 Receiver Sensitivity (OMA), each 
 Lane  |   			SEN | -11.5 | dBm | |||||
|   			 Stressed Receiver Sensitivity (OMA), each Lane  |   			-9.6 | dBm |   			 
 3  |   		|||||
|   			 Difference in Receive Power between any Two Lanes (OMA)  |   			Prx,diff | 7.5 | dB | |||||
| LOS Assert | LOSA |   			 
 -28  |   			dBm | |||||
| LOS Deassert | LOSD | -15 | dBm | |||||
| LOS Hysteresis | LOSH |   			 
 0.5  |   			dB | |||||
|   			 Receiver Electrical 3 dB upper Cutoff Frequency, each Lane  |   			Fc | 12.3 | GHz | |||||
| Conditions of Stress Receiver Sensitivity Test (Note 4) | ||||||||
|   			 Vertical Eye Closure Penalty, each 
 Lane  |   			1.9 | dB | ||||||
| Stressed Eye J2 Jitter, each Lane |   			 
 0.3  |   			  			 
 UI  |   			||||||
| Stressed Eye J9 Jitter, each Lane |   			 
 0.47  |   			  			 
 UI  |   			||||||
5.Factory Show:


6.Ordering Information:
| Part No. | Data Rate | Form Factor | Distance | Wavelength | Transmitter | Receiver | Interface | Temp. | 
| QSFP-40G-SR4 | 40Gb/s | QSFP+ | 100m | 850nm | VCSEL | PIN | MPO | 0-70℃ | 
| QSFP-40G-SR-2KM | 40Gb/s | QSFP+ | 2km | 1310nm | DFB | PIN | MPO | 0-70℃ | 
| QSFP-40G-LR-S | 40Gb/s | QSFP+ | 10km | 1310nm | DFB | PIN | MPO | 0-70℃ | 
| QSFP-40G-LR4 | 40Gb/s | QSFP+ | 10km | 1310nm | DFB | PIN | LC | 0-70℃ | 
| QSFP-40G-ER4 | 40Gb/s | QSFP+ | 40km | 1310nm | DFB | APD | LC | 0-70℃ |