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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 | 
|   | 
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