Giới thiệu
Tin tức
Liên hệ
Khuyến Mại
Thông Số Kỹ Thuật
Chủng loại
Module quang SFP loại 2 sợi LC single mode 1.25G
Mã sản phẩm
BT-OC24-20
Hãng
BTON, China
Khoảng cách truyền
20km bước sóng 1310nm
Cổng quang
Cổng LC single mode, duplex
Tương thích thiết bị
Cisco, Ruijie, Nokia, Dasan, Juniper
Module SFP 2 sợi LC-SM, 1.25G-20KM- 1310nm-BTON
Giá: Liên hệ
Module quang SFP loại 2 sợi LC single mode 1.25G có dung lượng 1.25G khoảng cách-20Km- bước sóng 1310nm chuẩn LC single mode, hãng BTON, xuất xứ china, thường dùng cho các thiết bị switch, convector cổng SFP, thuận tiện cho việc nâng cấp và bảo dưỡng thay thế. Tích hợp được nhiều thiết bị. Dùng sợi 2 sợi để cắm vào module
- Đảm bảo hàng chính hãng, đầy đủ CO, CQ
- Miễn phí đổi trả khi hàng lỗi từ nhà sản xuất
- Giải quyết mọi thông tin và đáp ứng mọi nhu cầu
Module 2 sợi LC singlemode-1.25G-20km-1310nm – Mã: BT-OC24-20
1000BASE-LX GE SFP Transceiver, LC, dual fiber, 1310nm, 20km (1.25Gbps SFP Transceiver, 20km Reach with DDMI)
Features
►Dual data-rate of 1.25Gbps/1.063Gbps operation
1310nm FP laser and PIN photodetector for 20km transmission
►Compliant with SFP MSA and SFF-8472 with duplex LC receptacle
►Digital Diagnostic Monitoring:
Internal Calibration or External Calibration
►Compatible with SONET OC-24-LR-1
►Compatible with RoHS
►+3.3V single power supply
►Operating case temperature:
Standard : 0 to +70°C
Industrial : -40 to +85°C
Applications
►Gigabit Ethernet
►Fiber Channel
►Switch to Switch interface
►Switched backplane applications
►Router/Server interface
►Other optical transmission systems
Description
The SFP-GE-LX transceivers are high performance, cost effective modules supporting dual data-rate of 1.25Gbps/1.0625Gbps and 20km transmission distance with SMF.
The transceiver consists of three sections: a FP laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements.
Absolute Maximum Ratings
Table 1 – Absolute Maximum Ratings
| Parameter | Symbol | Min | Max | Unit |
| Supply Voltage | Vcc | -0.5 | 4.5 | V |
| Storage Temperature | Ts | -40 | +85 | °C |
| Operating Humidity | – | 5 | 85 | % |
Recommended Operating Conditions
Table 2 – Recommended Operating Conditions
| Parameter | Symbol | Min | Typical | Max | Unit | ||
| Operating Case Temperature | Standard | Tc | 0 | +70 | °C | ||
| Industrial | -40 | +85 | °C | ||||
| Power Supply Voltage | Vcc | 3.13 | 3.3 | 3.47 | V | ||
| Power Supply Current | Icc | 300 | mA | ||||
| Data Rate | Gigabit Ethernet | 1.25 | Gbps | ||||
| Fiber Channel | 1.063 | ||||||
Optical and Electrical Characteristics
SFP-GE-LX: BT-OC24-20 (FP and PIN, 1310nm, 20km Reach)
Table 3 – Optical and Electrical Characteristics
| Parameter | Symbol | Min | Typical | Max | Unit | Notes | ||
| Transmitter | ||||||||
| Centre Wavelength | λc | 1260 | 1310 | 1360 | nm | |||
| Spectral Width (RMS) | ∆λ | 4 | nm | |||||
| Average Output Power | Pout | -9 | -3 | dBm | 1 | |||
| Extinction Ratio | ER | 9 | dB | |||||
| Optical Rise/Fall Time (20%~80%) | tr/tf | 0.26 | ns | |||||
| Data Input Swing Differential | VIN | 400 | 1800 | mV | 2 | |||
| Input Differential Impedance | ZIN | 90 | 100 | 110 | Ω | |||
| TX Disable | Disable | 2.0 | Vcc | V | ||||
| Enable | 0 | 0.8 | V | |||||
| TX Fault | Fault | 2.0 | Vcc | V | ||||
| Normal | 0 | 0.8 | V | |||||
| Receiver | ||||||||
| Centre Wavelength | λc | 1260 | 1580 | nm | ||||
| Receiver Sensitivity | -23 | dBm | 3 | |||||
| Receiver Overload | -3 | dBm | 3 | |||||
| LOS De-Assert | LOSD | -24 | dBm | |||||
| LOS Assert | LOSA | -30 | dBm | |||||
| LOS Hysteresis | 1 | 4 | dB | |||||
| Data Output Swing Differential | Vout | 400 | 1800 | mV | 4 | |||
| LOS | High | 2.0 | Vcc | V | ||||
| Low | 0.8 | V | ||||||
Notes:
1. The optical power is launched into SMF.
2. PECL input, internally AC-coupled and terminated.
3. Measured with a PRBS 27-1 test pattern @1250Mbps, BER ≤1×10-12.
4. Internally AC-coupled.
Timing and Electrical
Table 4 – Timing and Electrical
| Parameter | Symbol | Min | Typical | Max | Unit |
| Tx Disable Negate Time | t_on | 1 | ms | ||
| Tx Disable Assert Time | t_off | 10 | µs | ||
| Time To Initialize, including Reset of Tx Fault | t_init | 300 | ms | ||
| Tx Fault Assert Time | t_fault | 100 | µs | ||
| Tx Disable To Reset | t_reset | 10 | µs | ||
| LOS Assert Time | t_loss_on | 100 | µs | ||
| LOS De-assert Time | t_loss_off | 100 | µs | ||
| Serial ID Clock Rate | f_serial_clock | 400 | KHz | ||
| MOD_DEF (0:2)-High | VH | 2 | Vcc | V | |
| MOD_DEF (0:2)-Low | VL | 0.8 | V |
Diagnostics
Table 5 – Diagnostics Specification
| Parameter | Range | Unit | Accuracy | Calibration |
| Temperature | 0 to +70 | °C | ±3°C | Internal / External |
| -40 to +85 | ||||
| Voltage | 3.0 to 3.6 | V | ±3% | Internal / External |
| Bias Current | 0 to 100 | mA | ±10% | Internal / External |
| TX Power | -9 to -3 | dBm | ±3dB | Internal / External |
| RX Power | -23 to -3 | dBm | ±3dB | Internal / External |
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