pon module 20km 1.25G px20+++ sfp module epon olt px20 7dBm epon olt sfp transceiver
pon module 20km 1.25G px20+++ sfp module epon olt px20 7dBm epon olt sfp transceiver
1.Absolute Maximum Ratings
| Parameter | Unit | Min. | Typical | Max. |
| Power Supply | V | 0 | 4.2 | |
| Storage Ambient Temperature | °C | -40 | 85 | |
| Operating Case Temperature | °C | -40 | 85 | |
| Operating Relative Humidity | % | 5 | 95 | |
| Receiver Damaged Threshold | dBm | 0 |
2.Operating Condition
| Parameter | Unit | Min. | Typical | Max. |
| Power Supply | V | 3.1 | 3.3 | 3.5 |
| Operating Case Temp for C-temp | °C | -10 | 70 | |
| Operating Relative Humidity | % | 5 | 95 | |
| Data Rate(TX/RX) | Gbit/s | 1.25 |
3.Optical Characteristics
| Parameter | Unit |
Min. |
Typ. |
Max. |
| TX Central Wavelength | nm |
1480 |
1500 | |
| Spectral Width (-20dB) | nm | 1 | ||
| SMSR | dB | 30 | ||
| Mean Launched Power (BOL) | dBm | 7 |
7.5 |
10 |
| Mean Launched Power (TX Off) | dBm | -39 | ||
| Extinction Ratio(Note 1) | dB | 9 | ||
| TX Total Jitter | UI | 0.43 | ||
| Rise/Fall Time (20%-80%) | ps | 260 | ||
| RIN15OMA | dB/Hz | -115 | ||
| Optical Return Loss Tolerance | dB | -12 | ||
| Transmitter and dispersion Penalty(20km G.652) | dB | 2.3 | ||
| TX Optical Eye Mask | Compliant With IEEE Std 802.3ah™-2004 | |||
| Receive Wavelength | nm |
1260 |
1360 | |
| Sensitivity (Note 2) | dBm | -33 | ||
| Overload | dBm | -6 | ||
| Dynamic Rang | dB | 25 | ||
| Receiver Threshold Settling Time | ns | 250 | ||
| RX Dynamic Range(Note 3) | dBm |
-30 |
-6 | |
| LOS-Deassert | dBm | -34 | ||
| LOS-Assert | dBm |
-45 |
||
| SD Hysteresis | dB | 0.5 | 6 | |
| Receiver Reflectance | dB | -12 | ||
4.Electrical Characteristics
| Parameter | Unit | Min. | Typical | Max. |
| Power Supply Current | mA | 300 | ||
| Data Input Differential Swing | mV | 200 | 1600 | |
| Data Differential Impedance | Ω | 90 | 100 | 110 |
| TTL Input -Low | V | 0 | 0.8 | |
| TTL Input -High | V | 2.0 | Vcc | |
| TTL Output -Low | V | 0 | 0.4 | |
| TTL Output -High | V | 2.4 | Vcc | |
| Data Output Differential Swing | mV | 400 | 1600 | |
| Los Assert Time | ns | 500 | ||
| Los Deassert Time | ns | 500 |
5.Applications and solutions
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