400G QSFP-DD LR4 10KM Optical Transceiver
Product Details:
| Place of Origin: | China, Shenzhen |
| Brand Name: | DF/OEM/Nuetral |
| Certification: | CE/ROHS/REACH/ISO9001/ISO14001 |
| Model Number: | TKQD3140X-3LCD10 |
Payment & Shipping Terms:
| Minimum Order Quantity: | negotiable |
|---|---|
| Price: | negotiable denpend on QTY |
| Packaging Details: | Blister box+Carton |
| Delivery Time: | 5-9 working days depends on QTY |
| Payment Terms: | Western Union, T/T, MoneyGram/Paypal |
| Supply Ability: | 1000PCS/Day |
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Detail Information |
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| Product Name: | 400G QSFP-DD LR4 10KM Optical Transceiver | Supply Voltage: | 3.14 3.46 |
|---|---|---|---|
| Power Consumption: | 12W | Lane Wavelength Range: | 1271 1291 1311 1331 |
| Signal Rate Per Lane: | 53.125 | Average Launch Power Per Lane: | -2.7 、5.1 |
| Total Average Launch Power: | 11.1 DBm | Relative Intensity Noise (OMA): | -136 DB/Hz |
| Operating Temperature: | 0 ~ +70℃ | Optical Return Loss Tolerance: | 15.6 DB |
| Transmitter Reflectance: | -26 DB | Transmitter Transition Time: | 17 Ps |
| Warranty: | 1 Years, Lifetime Maintenance | Fiber Brand: | Corning, YOFC, OFS, Draka |
| Highlight: | 400G QSFP-DD LR4 optical transceiver,10KM QSFP-DD optical module,LR4 400G transceiver with warranty |
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Product Description
This 400Gb/s QSFP-DD optical module is designed for 10km optical communication applications. The module converts 8 channels of 50Gb/s (PAM4) electrical input data to 4 channels of CWDM optical signals and multiplexes them into a single channel for 400Gb/s optical transmission.
On the receiver side, the module optically de-multiplexes a 400Gb/s optical input into 4 channels of CWDM optical signals and converts them to 8 channels of 50Gb/s (PAM4) electrical output data.
The central wavelengths of the 4 CWDM channels are 1271, 1291, 1311 and 1331 nm as members of the CWDM wavelength grid defined in ITU-T G.694.2. Host FEC is required to support up to 10km fiber transmission.
- 400G BASE-LR4 Ethernet
- Data Center Interconnect
- Enterprise Networking
- Compliant with QSFP-DD MSA
- Compliant with 100G Lambda MSA 400G-LR4 Specification compliant
- Compliant with CMIS5.0
- Compliant with IEEE Std 802.3bs
- 8x53.125Gb/s electrical interface (400GAUI-8)
- Cooled EML laser with CWDM wavelength
- Up to 10km transmission on single mode fiber (SMF) with FEC
- Single +3.3V power supply
- Case temperature range: 0 ~ +70℃
- Maximum power consumption 12W
- Duplex LC connector
- RoHS complaint
| Parameter | Symbol | Min | Max | Unit |
|---|---|---|---|---|
| Case Temperature - Operating | TCASE | 0 | 70 | ⁰C |
| Supply Voltage | Vcc | 3.14 | 3.46 | V |
| Power Consumption | PDISS | 12 | W | |
| Pre-FEC Bit Error Ratio | 2.4x10-4 | |||
| Link Distance | 2 | 10,000 | M |
| Parameter | Lane | Min | Typical | Max | Units |
|---|---|---|---|---|---|
| Lane Wavelength Range | Lane 0 | 1264.5 | 1271 | 1277.5 | nm |
| Lane 1 | 1284.5 | 1291 | 1297.5 | nm | |
| Lane 2 | 1304.5 | 1311 | 1317.5 | nm | |
| Lane 3 | 1324.5 | 1331 | 1337.5 | nm | |
| Signal rate per lane | 53.125 | GBd | |||
| Average launch Power per lane | -2.7 | 5.1 | dBm | ||
| Total Average launch power | 11.1 | dBm | |||
| Outer Optical Modulation Amplitude (OMAouter) | 0.3-1.1+TDECQ | 4.4 | dBm | ||
| Difference in launch power between any two lanes (OMAouter) | 4 | dB | |||
| Average Launch Power per Lane @ TX Off State | -16 | dBm | |||
| Transmitter Eye Closure for PAM4(TECQ), each Lane | 3.9 | dB | |||
| Transmitter and dispersion Eye Closure for PAM4(TDECQ), each Lane | 3.9 | dB | |||
| |TDECQ - TECQ| | 2.5 | dB | |||
| Extinction Ratio | 3.5 | dB | |||
| Relative Intensity Noise (OMA) | -136 | dB/Hz | |||
| Side-Mode Suppression Ration (SMSR) | 30 | dB | |||
| Optical Return Loss Tolerance | 15.6 | dB | |||
| Transmitter Reflectance | -26 | dB | |||
| Transmitter over/under-shoot | 25 | % | |||
| Transmitter peak-to-peak power | 5.2 | dBm | |||
| Transmitter transition time | 17 | ps |
| Parameter | Lane | Min | Typical | Max | Units |
|---|---|---|---|---|---|
| Lane Wavelength Range | Lane 0 | 1264.5 | 1271 | 1277.5 | nm |
| Lane 1 | 1284.5 | 1291 | 1297.5 | nm | |
| Lane 2 | 1304.5 | 1311 | 1317.5 | nm | |
| Lane 3 | 1324.5 | 1331 | 1337.5 | nm | |
| Signal rate per lane | 53.125 | GBd | |||
| Damage Threshold | 6.1 | dBm | |||
| Average Receive Power, each lane | -9 | 5.1 | dBm | ||
| Receiver Power, each lane (OMA) | 4.4 | dBm | |||
| Receiver Reflectance | -26 | dB | |||
| Difference in receive Power between any Two Lanes(OMAouter) | 4.3 | dBm | |||
| Receiver Sensitivity each lane (OMAouter) | -6.8-8.2+TECQ | dBm | |||
| Stressed Receiver Sensitivity (OMAouter), each | -4.3 | dBm |
| Parameter | Min | Typical | Max | Unit | Notes |
|---|---|---|---|---|---|
| Signaling rate per lane | 26.5625 | GBd | |||
| AC common-mode output voltage(RMS) | - | 17.5 | mV | ||
| Differential peak-to-peak output voltage | 900 | mV | |||
| Near-end ESMW (Eye symmetry mask width) | 0.265 | UI | |||
| Near-end Eye height, differential | 70 | mV | |||
| Near-end vertical eye closure | 7.5 | dB | |||
| Far-end ESMW (Eye symmetry mask width) | 0.20 | UI | |||
| Far-end Eye height, differential | 30 | mV | |||
| Far-end vertical eye closure | 7.5 | dB | |||
| Far-end pre-cursor ISI ratio | -4.5 | 2.5 | % | ||
| Common mode to differential conversion return loss | 802.3 Equation(83E-3) | dB | |||
| Differential output return loss | 802.3 Equation(83E-2) | dB | |||
| Differential termination mismatch | 10 | % | |||
| Transition time (min, 20% to 80%) | 9.5 | ps | |||
| DC common mode voltage | -350 | 2850 | mV |
| Part Number | Description |
|---|---|
| TKQD3140X-3LCD10 | 400G QSFP-DD LR4 Optical Transceiver |
- 26+ years of manufacturing experience in fiber optic products
- 450+ assembly workers with 3+ years of experience
- 10+ R&D Engineers dedicated to innovation
- 16 Germany-imported Injection Machines and production lines
- 30+ testing machines including OTDR, 3D, VFL, IL&RL test instruments
- Comprehensive testing equipment: tension strength testers, crush resistance testers, power meter testers, light checkers
- OEM branding accepted
- Global exhibition participation: OFC, ECOC, CommunicAsia, NETCOM, AFRICACOM, SVIAZ ICT, CommunicIndonesia, Global Source Electronic Exhibition
- Raw material spot checking before production
- Full inspection after every individual process
- Comprehensive half-done production checks
- Complete finished product inspection before packing
- Pre-shipping spot checks
- Samples: 1-3 working days
- Mass Production Orders: 3-7 working days
- Packaging: Plastic bags, cartons, and pallets available per request
Please provide your email or contact information through our website to receive our catalogue and price list.
Yes, we may consider discounts for multiple container loads of mixed goods.
Shipping charges depend on your shipment size and shipping method. We will provide charges upon request.
Certainly! Our factory is located in Shenzhen, China. Please contact us to schedule an appointment.
If you encounter quality issues upon unpacking, please take photos for our reference. Our QC department will investigate and provide the best solutions, along with implementing quality improvements for future production.
We typically pack goods in blister boxes and cartons, but can accommodate custom packaging requests from customers.
T/T 30% as deposit, and 70% balance before delivery. We provide photos of products and packaging before final payment.
EXW, FOB, CFR, CIF, DDU
Generally 5-7 working days after receiving advance payment. Specific delivery time depends on items and order quantity.
Yes, we can manufacture products based on your samples or technical drawings.
If you're interested in our products or have any questions, feel free to contact us at any time!




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