E-link China Technology Co., Ltd.

E-link China Technology Co.,Ltd.
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1270 - 1450nm SFP+ ER Optical Transceiver Modules For Cisco Switches Duplex LC Connector

Good quality Industrial Ethernet Media Converter for sales
Good quality Industrial Ethernet Media Converter for sales
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1270 - 1450nm SFP+ ER Optical Transceiver Modules For Cisco Switches Duplex LC Connector

China 1270 - 1450nm SFP+ ER Optical Transceiver Modules For Cisco Switches Duplex LC Connector supplier

Large Image :  1270 - 1450nm SFP+ ER Optical Transceiver Modules For Cisco Switches Duplex LC Connector

Product Details:

Place of Origin: Shenzhen, China
Brand Name: E-link China
Certification: CE, RoHS, FCC
Model Number: LNK-CSFP-10Gxx-40

Payment & Shipping Terms:

Minimum Order Quantity: 1 piece
Price: Negotiation
Packaging Details: 1 piece in 1 carton box
Delivery Time: 3-5 working days
Payment Terms: T/T, Western Union, MoneyGram, Paypal
Supply Ability: 1000000000pcs/Month
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Detailed Product Description
Data Rate: 10Gb/s CWDM: Support
Wavelength: 1270~1450nm Distance: 40km
Connector: Duplex LC Connector SFF 8472 And IEE802.3ae: Compliant

10Gb/s CWDM 1270~1450nm 40km SFP+ ER Optical Transceiver Module



  • Support multi protocol from 9.95Gb/s to 11.3Gb/s
  • Hot pluggable SFP+ footprint
  • Compliant with SFF 8472 and IEE802.3ae
  • Transmission distance of 40km over single mode


  • fiber
  • 1270~1450nm CWDM DFB transmitter
  • PIN Receiver
  • Duplex LC connector
  • 2-wire interface for management and diagnostic monitor
  • Single Power 3.3V supply voltages
  • Temperature range -5°C to 70°C
  • Power dissipation: <1.5W
  • RoHS Compliant Part


  • 10GBASE-ER/EW Ethernet
  • 40km 10G Fiber channel
  • SONET OC-192/SDH
  • CWDM Networks




E-link’ LNK-10G SFP+ ER Small Form Factor 10Gb/s (SFP+) transceivers are compliant with the current SFP+ Multi-Source Agreement (MSA) Specification. The high performance cooled 1270~1450nm CWDM DFB transmitter and high sensitivity PIN receiver provide superior performance for Ethernet applications up to 40km optical links.

The SFP+ Module compliants with SFF-8431, SFF-8432 and IEEE 802.3ae 10GBASE-ER. Digital diagnostics functions are available via a 2-wire serial interface, as specified in SFF-8472.


  • Absolute Maximum Ratings
Parameter Symbol Min. Typical Max. Unit
Storage Temperature TS -40   +85 °C
Case Operating Temperature TA 0   70 °C
Maximum Supply Voltage Vcc -0.5   4 V
Relative Humidity RH 0   85 %


  • Electrical Characteristics (TOP = 0 to 70 °C, VCC = 3.135 to 3.465 Volts)
Parameter Symbol Min. Typical Max. Unit Note
Supply Voltage Vcc 3.135   3.465 V  
Supply Current Icc     380 mA  
Power Consumption P     1.5 W  
Transmitter Section:
Input differential impedance Rin   100   Ω 1
Tx Input Single Ended DC Voltage Tolerance (Ref VeeT) V -0.3   4 V  
Differential input voltage swing Vin,pp 180   700 mV 2
Transmit Disable Voltage VD 2   Vcc V 3
Transmit Enable Voltage VEN Vee   Vee+0.8 V  
Receiver Section:
Single Ended Output Voltage Tolerance V -0.3   4 V  
Rx Output Diff Voltage Vo 300   850 mV  
Rx Output Rise and Fall Time Tr/Tf 30     ps 4
LOS Fault VLOS fault 2   VccHOST V 5
LOS Normal VLOS norm Vee   Vee+0.8 V 5


  1. Connected directly to TX data input pins. AC coupling from pins into laser driver IC.
  2. Per SFF-8431 Rev 3.0
  3. Into 100 ohms differential termination.
  4. 20%~80%
  5. LOS is an open collector output. Should be pulled up with 4.7k – 10kΩ on the host board. Normal operation is logic 0; loss of signal is logic 1. Maximum pull-up voltage is 5.5V.


  • Optical Characteristics (TOP = 0 to 70°C, VCC = 3.135 to 3.465 Volts)
Parameter Symbol Min. Typical Max. Unit Note
Transmitter Section:
Center Wavelength λc λ-6.5   λ+6.5 nm  
spectral width △λ     1 nm  
Average Optical Power Pavg +0   +5 dBm 1
Laser Off Power Poff     -30 dBm  
Extinction Ratio ER 3.5     dB  
Transmitter Dispersion Penalty TDP     3.2 dB 2
Relative Intensity Noise Rin     -128 dB/Hz 3
Optical Return Loss Tolerance   20     dB  
Receiver Section:
Center Wavelength λr 1260   1460 nm  
Receiver Sensitivity Sen     -16 dBm 4
Stressed Sensitivity (OMA) SenST     -13 dBm 4
Los Assert LOSA -30   - dBm  
Los De-assert LOSD     -17 dBm  
Los Hysteresis LOSH 0.5     dB  
Overload Sat 0     dBm 5
Receiver Reflectance Rrx     -12 dB  


  1. Average power figures are informative only, per IEEE802.3ae.
  2. TWDP figure requires the host board to be SFF-8431compliant. TWDP is calculated using the Matlab code provided in clause of IEEE802.3ae.
  3. 12dB reflection.
  4. Conditions of stressed receiver tests per IEEE802.3ae. CSRS testing requires the host board to be SFF-8431 compliant.
  5. Receiver overload specified in OMA and under the worst comprehensive stressed condition.



Contact Details
E-link China Technology Co., Ltd.

Contact Person: Anna Chen

Tel: +8617727988275

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