50GB ER Fiber Optic Module 40KM QSFP28 Transceiver Single Mode Duplex LC Connector
Fiber Optic Module 50G ER QSFP28 40KM Transceiver Duplex LC Connector
50G QSFP Transceiver Advantages
► Compliant with QSFP28 Standard
► Single 3.3V Supply Voltage
► Maximum power consumption 4.5W
► EML laser and APD Receiver
► QSFP28 MSA package with duplex LC connector
Transmitter Optical Specifications
|
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
Notes |
|
Wavelength |
λ |
1304.5 |
1311 |
1317.5 |
nm |
|
|
Side-mode suppression ratio |
SMSR |
30 |
|
|
dB |
|
|
Average launch power |
POUT |
0.4 |
- |
6.63 |
dBm |
|
|
Average launch power of OFF transmitter |
POUT_OFF |
- |
- |
-15 |
dBm |
|
|
Outer Optical Modulation Amplitude (OMAouter) |
POUTL |
3.4 |
- |
7.4 |
dBm |
|
|
Extinction ratio |
ER |
6 |
- |
- |
dB |
|
|
Launch power in OMAouter minus TDECQ |
OMA-TDECQ |
2 |
- |
- |
dBm |
|
|
Transmitter and dispersion eye closure for PAM4 (TDECQ) |
TDECQ |
- |
- |
3.2 |
dB |
Note |
|
Transmitter reflectance |
|
- |
- |
-26 |
dB |
Receiver Optical Specifications
|
Parameter |
Symbol |
Min. |
Typical |
Max. |
Unit |
Notes |
|
Wavelength |
λ |
1304.5 |
1311 |
1317.5 |
nm |
|
|
Receiver sensitivity (OMAouter) |
|
|
|
max(−15.1, SECQ − 16.5) |
dBm |
Note |
|
Damage Threshold |
P_damage |
-2.37 |
- |
- |
dBm |
|
|
Overload |
|
-3.37 |
- |
- |
dBm |
|
|
Average Receive Power |
- |
-17.6 |
- |
-3.37 |
dBm |
|
|
Receive power (OMAouter) |
OMA |
- |
- |
-2.6 |
dBm |
|
|
Receiver Reflectance |
RXR |
- |
- |
-26 |
dB |
|
|
LOS assert |
LOSA |
-30 |
|
|
dBm |
|
|
LOS de-assert |
LOSD |
|
|
-20 |
dBm |
|
|
LOS hysteresis |
LOSH |
0.5 |
|
|
dB |
QSFP+ Module Pad Layout
Ordering Information
|
Part Number |
Application |
Data Rate |
Laser Source |
Fiber Type |
|
LNK-SFP50G-ER
|
50GBASE-ER
|
53.125 Gb/s
|
EML Laser
|
SMF |
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