Shenzhen Optfocus Technology Co., Ltd.
Shenzhen Optfocus Technology Co., Ltd. Focus on fiber optical telecommunication
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1.25G SFP PON module Transceiver PX20+ For Gepon Epon Olt Network Application
1. Features
SFP with SC/UPC Receptacle Transceiver
1490 nm DFB Tx
1310 nm APD Rx
Digital diagnostics SFF-8472 Compliant
1250 Mbps continuous mode Transmission
1250 Mbps Burst mode receiver Data Rate
Provide fast RSSI function
Operation case temperature: 0~70°C
Complies with RoHS directive (2002/95/EC)
2. Application
GEPON OLT IEEE802.3ah 1000BASE-PX20+
FTTx
3. Recommended Operating Conditions
| Parameter | Symbol | Min. | Max. | Unit |
| Storage Temperature | TSTG | -40 | 85 | ℃ |
| Operating Case Temperature | TC | 0 | 70 | ℃ |
| Power Supply Voltage | VCC | 3.1 | 3.5 | V |
| Total Power Supply Current | ICC | - | 350 | mA |
4. Transmitter Characteristics
| Parameter | Symbol | Min. | Typ. | Max. | Units | Notes |
| Optical Transmitter Power | P0 | 2.5 | - | 7 | dBm | 1 |
| Optical Transmitter Power off | POFF | - | - | -39 | dBm | |
| Output Center Wavelength | λ | 1480 | - | 1500 | nm | |
| Output Spectrum Width | Δλ | - | - | 1.0 | nm | |
| Side Mode Suppression Ratio | SMSR | 30 | - | - | dB | |
| Extinction Ratio | ER | 9 | - | - | dB | |
| Optical Rise Time | - | - | - | 260 | ps | |
| Optical Fall Time | - | - | - | 260 | ps | |
| Optical Eye Diagram | Compliant with IEEE Std 802.3ahTM-2004 | |||||
| Tolerence to Tx Back Reflection | - | -15 | - | - | dB | |
| Data Rate | - | - | 1.25 | - | Gb/s | |
| Single Ended Data Input Voltage Swing | VPP | 200 | - | 1200 | mV | |
| Differential Input Impedance | ZIN | 80 | 100 | 120 | ohm | |
| Tx_fault Output Voltage- High | VOH | 2.4 | - | - | V | |
| Tx_fault Output Voltage- Low | VOL | - | - | 0.4 | V | |
| Tx_Dis Input Voltage- High | VIH | 2.0 | - | - | V | |
| Tx_Dis Input Voltage- Low | VIL | - | - | 0.8 | V | |
5. Outline Drawing
6. Digital Diagnostic Monitoring Accuracy
| Parameter | Accuracy | Units | Notes |
| Transceiver Temperature | ±3 | ℃ | Temperature sensor |
| Power Supply Voltage | ±3 | % | Vcc=3.13~3.47V |
| TX Bias Current | ±10 | mA | - |
| TX Optical Power | ±3 | dB | Average Power |
| RX Receiver Power | ±3 | dB | - |
7. Comments
FAQ
1. What are your payment terms?
Trade assurance, T / T, West Union or Cash.
2. What is your warranty time?
We promise a 1-year warranty for all products shipped by us.
3. Can I use our own logo and label?
Yes, we could provide OEM service and manufacture the products with your own label.
Any need about fiber optic products , please feel free to contact us.
What we can provide: EPON/GPON/XPON ONU, OLT, PON Module, SFP Module, Fiber Switch, POE switch, Industrial Switch, Media Converter, Fiber Patch Cord, FTTH Terminal Box, Fiber Adapter, etc.
Looking forward to your inquiry.
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Telephone: +86 18126089476