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This module is mainly used on Gigabit-capable Passive Optical Networks (GPON) networks. It is Class C+ type, with 20Km 17~32dB attenuation range.
● Single fiber bi-directional data links asymmetric TX2488Mbps/RX1244Mbps application
● 1490nm continuous-mode DFB laser transmitter and 1310nm burst-modeAPD-TIA receiver
● Small Form Factor Pluggable package with SC/UPC Connector
● Support Class C+ 17~32dB attenuation range application (With FEC)
● Reset burst-mode receiver design support more than 15dB dynamicrange
● 0 to 70°C operating case temperature
● Single 3.3V power supply
● Digital diagnostic monitoring interface
● Digital burst RSSI function to monitor the input optical powerlevel
● LVPECL compatible data input/output interface
● LVTTL transmitter disable control
● LVTTL transmitter laser fault alarm
● LVTTL receiver Signal Detect (SD) indication response within 50ns.
● Low EMI and excellent ESD protection
● Class I laser safety standard IEC-60825 compliant
Transmit Optical Characteristics
|
Parameter |
Symbol |
Min. |
Typ. |
Max. |
Unit |
Notes |
|
Optical Center Wavelength |
λC |
1480 |
|
1500 |
nm |
|
|
Optical Spectrum Width (-20dB) |
∆λ |
|
|
1 |
nm |
|
|
Side Mode Suppression Ratio |
SMSR |
30 |
|
|
dB |
|
|
Average Launch Optical Power |
AOP |
5.5 |
|
10 |
dBm |
BOL, Normal Temperature |
|
4.5 |
|
10 |
dBm |
EOL, 0~70°C |
||
|
Power-OFF Transmitter Optical Power |
|
|
|
-39 |
dBm |
Launched into SMF |
|
Extinction Ratio |
ER |
8.2 |
|
|
dB |
PRBS 223-1+72CID @2.488Gbit/s |
|
Tolerance to Transmitter Incident Light |
|
-15 |
|
|
dB |
|
|
Transmitter Reflectance |
|
|
|
-10 |
dB |
|
|
Transmitter and Dispersion Penalty |
TDP |
|
|
1 |
dB |
Transmit on 20km SMF |
|
Optical Waveform Diagram |
ITU-T G.984.2 |
|||||
Receiver Optical Characteristics
|
Parameter |
Symbol |
Min. |
Typ. |
Max. |
Unit |
Notes |
|
Operating Wavelength |
|
1260 |
|
1360 |
nm |
|
|
Sensitivity (BOL, Normal Temperature) |
SEN |
|
|
-31 |
dBm |
PRBS 223-1+72CID@1.244Gbps BER≤1×10-10 |
|
Sensitivity (EOL, 0~70°C) |
SEN |
|
|
-30 |
dBm |
|
|
Saturation Optical Power |
SAT |
-12 |
|
|
dBm |
|
|
Dynamic Range |
|
15 |
|
|
dB |
|
|
Loss Of Signal De-assert Level |
|
|
|
-33 |
dBm |
|
|
Loss Of Signal Assert Level |
|
-45 |
|
|
dBm |
|
|
Loss Of Signal Hysteresis |
|
0.5 |
|
6 |
dB |
|
|
Receiver Reflectance |
|
|
|
-12 |
dB |
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