Power and wavelength testing
Test the signal transmission strength and wavelength, ensure the signal decoding capability of the receiver, and maintain consistency in wavelength from the transmitter to the receiver.
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Product Overview
QDD-SR4.2-400G optical module(Multimode, 850nm, 100m, MTP/MPO, DOM)
QDD-SR4.2-400GThe optical module, featuring MTP/MPO-12 connectors, can achieve a transmission distance of up to 150m over parallel OM5 multimode fiber. This optical module complies with the IEEE 802.3-2015 protocol and the 400G AUI-8/PAM4 standard.
Equipped with built-in Digital Diagnostic Monitoring (DDM) function, it allows real-time access to operational parameters. It is suitable for 400G Ethernet and data center interconnect applications, and supports 4× 100G-SR1.2.
Product Parameters
Equipped with a Marvell DSP chip, it boasts a maximum power consumption of 12W
Real machine testing to ensure excellent performance, quality, and reliability
Compliant with QSFP-DD MSA and OIF 56G PAM4 standards
Hot-plug QSFP-DD package
High-speed electrical interface, compliant with IEEE 802.3 standards
8x 53.125Gbps PAM4 electrical interface (400G AUI-8)
The QSFP-DD port supports backward compatibility with QSFP+, QSFP28, and QSFP56 optical modules
Specifications
| Product model | QDD-SR4.2-400G | Brand | AndXe |
| Package form | QSFP-DD | Maximum transmission rate | 425Gbps |
| Wavelength | 850nm,910nm | Maximum transmission distance | 70m@OM3/150m@OM5 |
| Interface | MTP/MPO-12 (UPC) | Cable Type | Multimode |
| Transmitter type | VCSEL850nm | Receiver type | PIN |
| Transmitting power | -6.5dBm~4dBm | Minimum receiving power | -8.5dBm |
| Power budget | 2dB | Reception overload | 4dBm |
| Maximum power consumption | 12W | Extinction ratio | 3dB |
| DDM/DOM (Digital Diagnostics) | supports | a commercial-grade temperature range of | 0至70℃(32至158°F) |
| Modulation mode (electrical port) | 8x50G-PAM4 | Modulation mode (optical port) | 8x50G-PAM4 |
| DSP | TX and RX | built-in FEC | No |
| Fiber core size | 50/125μm | Packaging technology | COB |
| Support protocol | QSFP-DD MSA, IEEE 802.3-2015 | Warranty | 3 years |
Test the signal transmission strength and wavelength, ensure the signal decoding capability of the receiver, and maintain consistency in wavelength from the transmitter to the receiver.
Test the bit error rate and packet loss rate, to make them meet the corresponding standards and ensure the performance of transceivers.
Test the transceivers' eye diagram situation, receiving sensitivity, extinction ratio, wavelength, light-emitting, light-receiving, current and voltage, to ensure the signal quality, stability and reliability of the transmission.
Check the end face of the transceivers and keep them clean for more stable data transmission, better performance, and durability.
Every module is quality tested for compatibility in the multi-brand switches environment, guaranteeing flawless operations.