- 40G Ethernet LR-ссылки
- Infiniband QDR long
- межсоединения
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
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 |
Pavg |
-7 |
- |
2,3 |
dBm |
Optical Modulation Amplitude (OMA), each Lane |
Poma |
-4 |
- |
3,5 |
dBm |
Difference in Launch Power between any Two Lanes |
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 |
Optical Return Loss Tolerance |
TOL |
- |
- |
20 |
dB |
Transmitter Reflectance |
Rt |
- |
- |
-12 |
dB |
Average Launch Power OFF Transmitter, each Lane |
Poff |
- |
- |
-30 |
dBm |
Receiver |
|||||
Damage Threshold, each Lane |
THd |
3.3 |
- |
- |
dBm |
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 |
SEN |
- |
- |
-11.5 |
dBm |
Stressed Receiver Sensitivity (OMA), each Lane |
- |
- |
- |
-9.6 |
dBm |
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 |
Оптический трансивер NS-QSFP+40GBase-LR4 дальность до 10km, LC
Оптический трансивер NS-QSFP+40GBase-LR4 дальность до 10km, LC