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| Categories | SFP Transceiver Modules | 
|---|---|
| Brand Name: | Mray | 
| Model Number: | SFP-GE-BX20-SM3149 | 
| Certification: | CE, FCC, RoHs, ISO9001 | 
| Place of Origin: | Shenzhen, China | 
| MOQ: | 1 piece | 
| Price: | Negotiable | 
| Payment Terms: | T/T, Western Union, L/C | 
| Supply Ability: | 10000pcs/day | 
| Delivery Time: | 1~2 days for samples | 
| Packaging Details: | 10pcs/plastic try, 500pcs per standard export carton | 
| Product name: | 1.25Gb/s BiDi SFP Tx1310/Rx1490nm 20KM | 
| Data Rate: | 1.25Gbps | 
| Connector: | Single LC port | 
| Wavelength: | 1310nm/1490nm | 
| Application: | Telecommunication, FTTH FTTB FTTO Network | 
| Warranty: | 3 years | 
Miray SFP-GE-BX20-SM3149 Transceivers are a high performance, cost effective module which have a single LC optics interface. They are compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA) and Digital diagnostics functions are available via the 2-wire serial bus specified in SFF-8472. The receiver section uses a PIN receiver and the transmitter uses a 1310 nm FP laser, up to 14dB link budge ensure this module 1000Base-LX Ethernet 20km application.
| Parameter | Symbol | Minimum | Maximum | Units | 
| Supply Voltage | Vcc | 3.15 | 3.45 | V | 
| Ambient operating Temperature | Top | 0 | +70 | °C | 
| Operating Relative Humidity | – | 5 | 95 | % | 
| Parameter | Symbol | Min. | Typical | Max. | Unit | Note | 
| Transmitter Section: | ||||||
| Center Wavelength | λc | 1270 | 1310 | 1600 | nm | |
| Spectral Width(RMS) | σRMS | 4 | nm | |||
| Optical Output Power | Pout | -9 | -3 | dBm | 1 | |
| Extinction Ratio | ER | 9 | dB | |||
| Optical Rise/Fall Time | tr / tf | 260 | ps | 2 | ||
| Relative Intensity Noise | RIN | -120 | dB/Hz | |||
| Total Jitter Contribution | TX Δ TJ | 0.284 | UI | 3 | ||
| Eye Mask for Optical Output | Compliant with IEEE802.3 z (class 1 laser safety) | |||||
| Receiver Section: | ||||||
| Optical Input Wavelength | λc | 1470 | 1490 | 1510 | nm | |
| Receiver Overload | Pol | -3 | dBm | 4 | ||
| RX Sensitivity | Sen | -24 | dBm | 4 | ||
| RX_LOS Assert | LOS A | -40 | dBm | |||
| RX_LOS De-assert | LOS D | -25 | dBm | |||
| RX_LOS Hysteresis | LOS H | 0.5 | dB | |||
| General Specifications: | ||||||
| Data Rate | BR | 1.25 | Gb/s | |||
| Bit Error Rate | BER | 10-12 | ||||
| Max. Supported Link Length on 9/125μm SMF@1.25Gb/s | LMAX | 20 | km | |||
| Total System Budget | LB | 14 | dB | |||








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