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| Categories | QSFP Transceiver Module | 
|---|---|
| Brand Name: | Mray | 
| Model Number: | QSFP-40G-LR4 | 
| Certification: | CE, FCC, RoHs, ISO9001 | 
| Place of Origin: | Shenzhen, China | 
| MOQ: | 1 piece | 
| Price: | Negotiable | 
| Payment Terms: | T/T, Western Union, L/C | 
| Supply Ability: | 10000pcs/day | 
| Delivery Time: | 1~2 days for samples | 
| Packaging Details: | 10pcs/plastic try, 500pcs per standard export carton | 
| Product Name: | QSFP-40G-LR4 QSFP Transceiver Module | 
| Data Rate: | 40Gb/s | 
| Device Type: | QSFP+ | 
| Wavelength: | CWDMx4 | 
| Max. Range: | 10KM | 
| Operating Mode: | SMF | 
| Connector: | Dual LC | 
| Temperature: | COM | 
This product is a transceiver module designed for 2m-10km optical communication applications. The design is compliant to 40GBASE-LR4 of the IEEE P802.3ba standard. The module converts 4 inputs channels (ch) of 10Gb/s electrical data to 4 CWDM optical signals, and multiplexes them into a single channel for 40Gb/s optical transmission. Reversely, on the receiver side, the module optically de-multiplexes a 40Gb/s input into 4 CWDM channels signals, and converts them to 4 channel output electrical data.
The central wavelengths of the 4 CWDM channels are 1271, 1291, 1311 and 1331 nm as members of the CWDM wavelength grid defined in ITU-T G694.2. It contains a duplex LC connector for the optical interface and a 148-pin connector for the electrical interface. To minimize the optical dispersion in the long-haul system, single- mode fiber (SMF) has to be applied in this module.
Parameters  | Symbol  | Min.  | Typ.  | Max.  | Unit  | 
Case Operating Temperature  | TOP  | 0  | -  | +70  | °C  | 
Supply Voltage  | VCC  | +3.13  | +3.3  | +3.47  | V  | 
Data Rate, per lane  | DR  | 10.3125  | 11.2  | Gb/s  | |
Data Rate Accuracy  | ΔDR  | -100  | +100  | ppm  | |
Bit Error Rate  | BER  | 10-12  | |||
Supply Current  | ICC  | 1000  | mA  | ||
Power Consumption  | P  | 2.5  | 3.5  | W  | |
Transceiver Power-on Initialization Time  | 2000  | ms  | |||
Control Input Voltage High  | VIH  | 2.0  | Vcc  | V  | |
Control Input Voltage Low  | VIL  | GND  | 0.7  | V  | |
Control Output Voltage High  | VOH  | 2.0  | Vcc  | V  | |
Control Output Voltage Low  | VOL  | GND  | 0.7  | V  | 
Parameters  | Symbol  | Min.  | Typ.  | Max.  | Unit  | Note  | 
Operating Date Rate, per Lane  | DR  | 10.3125  | 11.2  | Gb/s  | ||
Total Average Launch Power  | TPAVG  | +8.3  | dBm  | |||
Average Launch Power, per Lane  | PAVG  | -7.0  | +2.3  | dBm  | ||
Optical Modulation Amplitude (OMA), per lane  | POMA  | -5.0  | +3.5  | dBm  | 1  | |
Difference in Launch Power between any two Lanes (OMA)  | PTX-DIFF  | 6.5  | dB  | |||
Transmitter Dispersion Penalty, per Lane  | TDP  | 2.3  | dB  | |||
Launch Power in OMA minus Transmitter and Dispersion Penalty (TDP), per Lane  | OMA- TDP  | -4.8  | dB  | |||
Optical Wavelength, each Lane  | λL0  | 1264.5  | 1271  | 1277.5  | nm  | |
λL1  | 1284.5  | 1291  | 1297.5  | nm  | ||
λL2  | 1304.5  | 1311  | 1317.5  | nm  | ||
λL3  | 1324.5  | 1331  | 1337.5  | nm  | ||
Spectral Width (-20dB)  | Δλ  | 1  | nm  | |||
Side Mode Suppression Ratio  | SMSR  | 30  | dB  | |||
Optical Extinction Ratio  | ER  | 3.5  | dB  | |||
Optical Eye Mask { X1, X2, X3, Y1, Y2, Y3 }  | { 0.25, 0.4, 0.45, 0.25, 0.28, 0.4 }  | 2  | ||||
Average Launch Power OFF, per Lane  | POFF  | -30  | dBm  | |||
Relative Intensity Noise (OMA)  | RIN  | -128  | dB/Hz  | |||
Optical Return Loss Tolerance  | ORLT  | 12  | dB  | |||
Transmitter Reflectance  | RTX  | -12  | dB  | |||
Input Differential Impedance  | ZIN  | 85  | 100  | 115  | Ω  | |
Differential Data Input Voltage  | VIN-PP  | 150  | 1200  | mVpp  | ||
Parameters  | Symbol  | Min.  | Typ.  | Max.  | Unit  | Note  | 
Operating Date Rate, per Lane  | DR  | 10.3125  | 11.2  | Gb/s  | ||
Damage Threshold, per Lane  | DTH  | +3.3  | dBm  | 1  | ||
Average Receive Power, per Lane  | PRX-AVG  | -13.7  | +2.3  | dBm  | ||
Receiver Power (OMA), per Lane  | PRX-OMA  | +3.5  | dBm  | |||
Receiver Sensitivity (OMA), per Lane  | SENAVG  | -11.5  | dBm  | 2  | ||
Stressed Receiver Sensitivity (OMA), per Lane  | SENSOMA  | -9.9  | dBm  | 3  | ||
Receiver Reflectance  | RRX  | -26  | dB  | |||
LOS De-Assert  | LOSD  | -15  | dBm  | |||
LOS Assert  | LOSA  | -30  | dBm  | |||
LOS Hysteresis  | LOSHY  | 0.5  | dB  | |||
Receiver Electrical 3dB upper Cutoff Frequency, per Lane  | FCUT  | 12.3  | GHz  | |||
Output Differential Impedance  | ZOUT  | 85  | 100  | 115  | Ω  | |
Differential Data Output Voltage  | VOUT-PP  | 370  | 600  | 950  | mVpp  | 






                                 
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