The HANSUN QSFP+ 40G-LR4-10km module is a highly integrated 4x10G transceiver focused on reach, bandwidth, density and cost for high port-count 40G systems, and client-side 40G interfaces. The 40G QSFP+ LR4 Lite transceiver is designed for applications based on the IEEE802.3ba 40GBASE-LR4 standard of up to 10km reach.
Specifications of QSFP+ 40G LR4 10km
Optical Transmitter Performance
Parameter | Symbol | Min | Typical | Max | Unit | |
Center Wavelength | Ch0 | λ0 | 1264.5 | – | 1277.5 | nm |
Ch1 | λ1 | 1284.5 | – | 1297.5 | nm | |
Ch2 | λ2 | 1304.5 | – | 1317.5 | nm | |
Ch3 | λ3 | 1324.5 | 1337.5 | nm | ||
Bit Rate per Channel | B | 10.3125 | 10.7546 | Gb/s | ||
Total Average Launch Power | POUT | – | – | 8.0 | dBm | |
Side Mode Suppression Ratio | SMSR | 30 | – | – | dB | |
Average launch power, each lane | -6.8 | – | 2.0 | dBm | ||
Optical Modulation Amplitude (each lane) | OMA | -3.8 | – | 3.5 | dBm | |
Optical Modulation Amplitude (OMA) – TDP, per lane (min) | – | -4.8 | – | – | dBm | |
Transmission & dispersion penalty,each lane | TDP | – | – | 2.3 | dB | |
RIN12 OMA | – | – | – | -128 | dB/Hz | |
Transmitter Reflectance | – | – | – | -12 | dB | |
Extinction Ratio | ER | 3.5 | – | 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 of OFF transmitter, each lane | – | – | – | -30 | dBm | |
Optical return loss tolerance | – | – | – | 20 | dB |
Optical Receiver Performance
Parameter | Symbol | Min | Typical | Max | Unit | |
Center Wavelength | λ0 | 1264.5 | 1271 | 1277.5 | nm | |
Ch1 | λ1 | 1284.5 | 1291 | 1297.5 | nm | |
Ch2 | λ2 | 1304.5 | 1311 | 1317.5 | nm | |
Ch3 | λ3 | 1324.5 | 1331 | 1337.5 | nm | |
Bit Rate per Channel | B | 10.3125 | – | 10.7546 | Gb/s | |
Damage threshold, each lane | – | 3.4 | – | – | dBm | |
Average receive power, each lane | – | -13.5 | – | 2.0 | dbm | |
Unstressed Sensitivity (OMA) at 10 x 10-12BER | OMAin | – | – | -11.5 | dBm | |
Stressed Sensitivity (OMA) | OMAin,str | – | – | -9.9 | dBm | |
Receiver Reflectance | ORL | – | – | -26 | dB | |
Vertical eye closure penalty, each lane | VECP | – | – | 1.6 | dB | |
Receive electrical 3 dB upper cutoff frequency, per lane | – | – | – | 12.3 | GHZ | |
Stressed eye J2 Jitter, each lane | J2 | – | – | 0.42 | UI | |
Stressed eye J9 Jitter, each lane | J9 | – | – | 0.65 | UI | |
Eye mask coordinates #1 {X1, X2 Y1, Y2} Hit ratio = 5 x 10E-5 | { 0.29, 0.5 150, 425} |