QSFP28 MSA compliant
4x25Gb/s electrical interface
Supports 103.125Gb/s aggregate bit rate
Up to 2km transmission on single mode fiber
LC duplex connector
4-lane DFB and 4-lane Pin
Commercial case temperature: 0℃ to 70℃
Single 3.3V power supply
Maximum power consumption 3.5 Watts
100G QSFP28 CWDM4 2KM HTQS-HSCWDM2 is designed for 2km optical communication applications. This module contains 4-lane DFB optical transmitter, 4-lane optical receiver and module management block including 2 wire serial interfaces. The optical signals are multiplexed to a single-mode fiber through an industry standard LC connector.
|
Parameters |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|
Transmitter |
||||||
|
Signal Speed per Lane |
BR |
25.78125 ± 100 ppm |
Gb/s |
|
||
|
Transmit wavelength |
λ0 |
1264.5 |
1271 |
1277.5 |
nm |
|
|
λ1 |
1284.5 |
1291 |
1297.5 |
nm |
|
|
|
λ2 |
1304.5 |
1311 |
1317.5 |
nm |
|
|
|
λ3 |
1324.5 |
1331 |
1337.5 |
nm |
|
|
|
Side-Mode Suppression Ratio |
SMSR |
30 |
|
|
dB |
|
|
Total Average Launch Power |
Ptotal |
|
|
8.5 |
dBm |
|
|
Average launch power, each lane |
Pout |
-6.5 |
|
2.5 |
dBm |
|
|
Optical Modulation Amplitude (OMA), each lane |
POMA |
-4 |
|
2.5 |
dBm |
|
|
Launch power OFF per lane |
|
|
|
-30 |
dBm |
|
|
Transmitter and Dispersion Penalty (TDP), each lane |
TDP |
|
|
3.0 |
dB |
|
|
Extinction Ratio (ER) |
ER |
3.5 |
|
|
dB |
|
|
Transmitter eye mask definition {X1, X2, X3, Y1, Y2, Y3} |
{0.31, 0.40, 0.45, 0.34, 0.38, 0.4} |
1 |
||||
|
Mask margin |
|
15 |
|
|
% |
1 |
|
Receiver |
||||||
|
Signal Speed per Lane |
BR |
25.78125 ± 100 ppm |
Gb/s |
|
||
|
Receive wavelength |
λ0 |
1264.5 |
1271 |
1277.5 |
nm |
|
|
λ1 |
1284.5 |
1291 |
1297.5 |
nm |
|
|
|
λ2 |
1304.5 |
1311 |
1317.5 |
nm |
|
|
|
λ3 |
1324.5 |
1331 |
1337.5 |
nm |
|
|
|
Damage threshold, each lane |
|
3.5 |
|
|
dBm |
|
|
Average receive power, each lane |
|
-11.5 |
|
2.5 |
dBm |
|
|
Unstressed Receiver Sensitivity (OMA) per Lane |
|
|
|
-10 |
dBm |
2 |
|
Receive power, each lane(OMA) |
|
|
|
2.5 |
dBm |
|
|
Receiver reflectance |
|
|
|
-26 |
dB |
|
|
LOS Assert |
|
-24 |
|
-13.6 |
dBm |
|
|
LOS De-Assert |
|
|
|
-11.6 |
dBm |
|
|
LOS Hysteresis |
|
0.5 |
|
6 |
dB |
|
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