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SFP Dual Fiber Optical Transceiver Module , Multimode Cisco Sfp Transceiver Module
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Brand Name:E-link China
Model Number:LNK-SFP-4.25G-05
Certification:CE, RoHS, FCC
Payment Terms:T/T, Western Union, MoneyGram, Paypal
Supply Ability:1000000000pcs/Month
Delivery Time:3-5 working days
Price:Negotiation
Company Data
Verified Supplier
Contact Person
Michael Guo
Business Type:
Manufacturer
Officials:
5F, Building D South, Jinshenghui Science Park, No. 3, Dafu Road, Fucheng Street, Guanlan, Longhua District, Shenzhen, China
Quality:
Quality Certifitation Available
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Product Details
Company Profile
Product Details
4.25G SFP Dual Fiber 500m Multimode SFP Optical Transceiver Module
Features
- +3.3V single power supply
- 550m transmission with 50/125µm MMF, 300m transmission with 62.5/125µm MMF
- Supports 1.0625/2.125/4.25Gb/s Fiber Channel Operation
- Gigabit Ethernet compatible
- 850nm VCSEL laser transmitter
- SFP MSA SFF-8074i compliant
- Digital Diagnostic SFF-8472 compliant
- Compatible with RoHS
- Operating case temperature:
Commercial: 0 to +70°C
Industrial: -40 to +85°C
Applications
- Tri Rate 1.0625 / 2.125 / 4.25Gbp/s Fiber Channel
- 1.25Gbp/s 1000Base-SX Ethernet
Description
The transceiver consists of three sections: a 850nm VCSEL laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements.
The transceivers are compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA)1. They are compatible with Fiber Channel per FC-PI-2 Rev. 10.0. also simultaneously compatible with Gigabit Ethernet as specified in IEEE Std 802.3.
Absolute Maximum Ratings
Table 1 - Absolute Maximum Ratings
| Parameter | Symbol | Min | Max | Unit |
| Power Supply Voltage | Vcc-Vee | 0 | 3.6 | V |
| Operating Case Temperature (Commercial) | Tc | 0 | 70 | °C |
| Operating Case Temperature (Industrial) | Tc | -40 | +85 | °C |
| Storage Temperature | Ts | -40 | +85 | °C |
| Operating Humidity | - | 5 | 90 | % |
Recommended Operating Conditions
Table 2 - Recommended Operating Conditions
| Parameter | Symbol | Min | Typical | Max | Unit | |
| Operating Case Temperature | Standard | Tc | 0 | +70 | °C | |
| Power Supply Voltage | Vcc | 3.13 | 3.3 | 3.47 | V | |
| Power Supply Current | Icc | 240 | mA | |||
| Data Rate | 4.25 | Gbps | ||||
Optical and Electrical Characteristics
Table 3 - Optical and Electrical Characteristics
| Parameter | Symbol | Min | Typical | Max | Unit | Notes | ||
| Transmitter | ||||||||
| Date Rate | 4.25 | Gb/S | ||||||
| Centre Wavelength | λc | 830 | 860 | nm | ||||
| Spectral Width (RMS) | ∆λ | 1 | nm | |||||
| Average Output Power (BOL) | Pout | -9 | -2.5 | dBm | 1 | |||
| Extinction Ratio | ER | 5 | dB | |||||
Average Launch Power-OFF Transmitter | Pout | -4.5 | dBm | |||||
| Optical Eye Diagram | Fiber Channel Compliant | |||||||
| Optical Rise/Fall Time(20%~80%) | tr/tf | 120 | ns | |||||
| Data Input Swing Differential | VIN | 300 | 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 | 830 | 860 | nm | ||||
| Receiver Sensitivity (BOL) | -15 | dBm | 3 | |||||
| Receiver Overload | 0 | dBm | 3 | |||||
| LOS De-Assert | LOSD | -20 | dBm | |||||
| LOS Assert | LOSA | -25 | dBm | |||||
| LOS Hysteresis | 0.5 | 6 | dB | |||||
| Receiver Reflectance | -20 | dB | ||||||
| Data Output Swing Differential | Vout | 350 | 1800 | mV | 4 | |||
| Loss of Signal (LOS) Assert Time | TAssert | 500 | nS | |||||
| Loss of Signal (LOS) DeassertTime | TDeassert | 500 | nS | |||||
| LOS | High | 2.0 | Vcc | V | ||||
| Low | 0 | 0.8 | V | |||||
Notes:
1. The optical power is launched into MMF.
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 |
Company Profile
E-link China Technology Co., Ltd.
Established in 2001& headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading Fiber Optic Communication and CCTV Security Transmission product manufacturer in China. Our main products include active equipments including fiber media converters, CCTV fiber converters, CCTV over Ethernet Converters (HD-SDI over Ethernet, HDMI over Ethernet, Power over Ethernet), etc. With rich experience in providing high quality products in telecom and CCTV business, E-link has a large manufacturing base in Shenzhen, able to deliver cost-effective solutions to serve our customers successfully.
E-Link Quality:
• ISO9001 Quality System
• Full-Spectrum environment and electrical testing of all product design
• 48 hours aging test before delivery
• Qualified CE, RoHS, FCC
Since the launch of our products on the domestic market and international market, we have won a good reputation for our high quality products and sincere services. Our products are widely applied to network systems of Telecom, Radio and Television, Public Security, Bank ,ect. To be in line with different needs of different customers, we have people to trace the latest market information so as to keep our products competitive and vital.
Our knowledgeable sales, technical support and engineering staff are dedicated to understanding your requirements and designing products & solutions to meet your needs. We shall be pleased to provide you fiber optical network products with our best price, superior quality and fast delivery.
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