| Sign In | Join Free | My entremaqueros.com | 
              
  | 
      
| Categories | QSFP Optical Transceiver | 
|---|---|
| Brand Name: | HD | 
| Model Number: | HD-QSFP+/40G-LR4 | 
| Certification: | CE/ROHS/FCC/ISO | 
| Place of Origin: | CHINA | 
| MOQ: | 1pc | 
| Price: | negotiation | 
| Payment Terms: | T/T or western Union | 
| Supply Ability: | 50000 pcs per month | 
| Delivery Time: | 3-7working days after received deposit | 
| Packaging Details: | Packed in carton | 
| Product Name: | 40G QSFP+ Transceiver LR4 | 
| Application: | Data center &Fiber Networking | 
| Center Wavelength: | 4x10Gb/s CWDM 1271/1291/1311/1331nm | 
| Optical connector: | LC or MPO | 
| Tx power: | -7 to 2.3dBm | 
| Sensitivity: | <-13.7dBm | 
| Distance: | 10Km via SMF | 
| DDMI: | YES | 
| Standard: | QSFP+ MSA IEEE 802.3ba 40GBASE-LR4 | 
Features
· Hot-pluggable QSFP+ form factor
· Supports 41.2 Gb/s aggregate bit rates
· Power dissipation < 3.5W
· RoHS-6 compliant
· Lite case temperature range 15°C to 60°C
· Single 3.3V power supply
· Maximum link length of 2km on Single Mode Fiber (SMF)
· Uncooled 4x10Gb/s CWDM transmitter
· XLPPI electrical interface
· Duplex LC receptacles
· Built-in digital diagnostic functions, including Tx/Rx power monitoring
Description
HD-QSFP+/40G-LR4 transceiver modules are designed for use in 40 Gigabit Ethernet links over single mode fiber. They are compliant with the QSFP+ MSA1,2 and IEEE 802.3ba 40GBASE-LR43. Digital diagnostics functions are available via an I2C interface, as specified by the QSFP+ MSA. The optical transceiver is compliant per the RoHS Directive 2011/65/EU4.
Applications
40GBASE-LR4 40G Ethernet
Specifications

Figure 1 – QSFP+ MSA-compliant 38-pin connector
| Pin | 6BSymbol | Name/Description | Notes | 
| 1 | GND | Ground | 1 | 
| 2 | Tx2n | Transmitter Inverted Data Input | |
| 3 | Tx2p | Transmitter Non-Inverted Data Input | |
| 4 | GND | Ground | 1 | 
| 5 | Tx4n | Transmitter Inverted Data Input | |
| 6 | Tx4p | Transmitter Non-Inverted Data Input | |
| 7 | GND | Ground | 1 | 
| 8 | ModSelL | Module Select | |
| 9 | ResetL | Module Reset | |
| 10 | Vcc Rx | +3.3 V Power supply receiver | |
| 11 | SCL | 2-wire serial interface clock | |
| 12 | SDA | 2-wire serial interface data | |
| 13 | GND | Ground | 1 | 
| 14 | Rx3p | Receiver Non-Inverted Data Output | |
| 15 | Rx3n | Receiver Inverted Data Output | |
| 16 | GND | Ground | 1 | 
| 17 | Rx1p | Receiver Non-Inverted Data Output | |
| 18 | Rx1n | Receiver Inverted Data Output | |
| 19 | GND | Ground | 1 | 
| 20 | GND | Ground | 1 | 
| 21 | Rx2n | Receiver Inverted Data Output | |
| 22 | Rx2p | Receiver Non-Inverted Data Output | |
| 23 | GND | Ground | 1 | 
| 24 | Rx4n | Receiver Inverted Data Output | |
| 25 | Rx4p | Receiver Non-Inverted Data Output | |
| 26 | GND | Ground | 1 | 
                                 
                             |