Shenzhen Miray Communication Technology Co., Ltd.
Miray makes your communication more efficient, fast and safe.
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Miray’s SFP-GE-BX20-SM1310/1550 gigabit bidi SFP Transceivers high performance, cost effective modules supporting dual data-rate of 1.25Gbps/1.0625Gbps and 20km transmission distance with SMF. 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 | Min. | Typical | Max. | Unit | |
| Case operating Temperature | Industrial | TC | -40 |
| 85 | °C |
| Extended | -5 |
| 85 | °C | ||
| Commercial | 0 |
| +70 | °C | ||
| Supply Voltage | VCC | 3.135 |
| 3.465 | V | |
| Supply Current | Icc |
|
| 300 | mA | |
| Inrush Current | Isurge |
|
| Icc+30 | mA | |
| Maximum Power | Pmax |
|
| 1 | W | |
| 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 | 1530 | 1550 | 1570 | 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 |
|
