General Description
This module are designed for 40km optical communication applications, and it is compliant to IEEE 802.3bs for 400GE Ethernet. This module contains 8-lane optical transmitter, 8-lane optical receiver and module management block including 2 wire serial interface. The optical signals are multiplexed to a single mode fiber through an industry standard LC connector.
Applications
- 400GBASE-ER8 Ethernet
- Telecom networking
- Data Center Interconnect
Features
- QSFP-DD MSA compliant
- Compliant to IEEE 802.3bs 400GBASE-ER8
- Digital diagnostic monitoring support
- Hot pluggable 76 pin electrical interface
- 8 LAN-WDM lanes MUX/DEMUX design
- 53.125Gbit/s PAM4 Channel Electrical Serial Interface (400GAUI-8)
- Maximum power consumption 15.4W
- LC duplex connector
- Supports 425Gb/s bit rate
- Up to 40km transmission on single mode fiber
- Operating case temperature: 0℃ to 70℃
- Single 3.3V power supply
- RoHS 2.0 compliant
Ordering Information
| Part Number | Data Rate (gbps) | Wavelength (nm) | Transmission Distance(km) | Temperature (oC) (Operating Case) |
|---|
| QAPQD040F0CN1 | 400Gb/s | 1310nm | 40km SMF | 0°C~+70°C |
Transceiver Block Diagram
Pin Assignment and Description
The electrical pinout of the QSFP-DD module is shown in Figure 2 below.
Absolute Maximum Ratings
It has to be noted that the operation in excess of any individual absolute maximum ratings might cause permanent damage to this module.
| Parameter | Symbol | Min | Typ | Max | Units | Notes |
|---|
| Maximum Supply Voltage | Vcc | -0.5 | 3.3 | 3.6 | V | |
| Storage Temperature | Ts | -40 | | 85 | ℃ | |
| Relative Humidity | RH | 10 | | 85 | % | 1 |
| Damage Threshold, each lane | THd | -3.4 | | | dBm | |
Operating Environments
Electrical and optical characteristics below are defined under this operating environment, unless otherwise specified.
| Parameter | Symbol | Min | Typ | Max | Units |
|---|
| Supply Voltage | Vcc | 3.135 | 3.3 | 3.465 | V |
| Case Temperature | Top | 0 | | 70 | ℃ |
| Link Distance with G.652 | | | | 40 | km |
Mechanical Dimensions
FAQ
Q1: What is the QAPQD040F0CN1 QSFP-DD ER8 transceiver?
A: The QAPQD040F0CN1 is a 400G QSFP-DD ER8 optical transceiver designed for high-speed Ethernet and data center interconnect (DCI) applications. It supports 400Gb/s transmission over single-mode fiber (SMF) at 1310nm with a maximum reach of 40km.
Q2: What fiber type and connector does this module use?
A: This module is designed for OS2 single-mode fiber (SMF) and features a duplex LC connector, providing reliable long-distance optical transmission.
Q3: What applications is the QAPQD040F0CN1 suitable for?
A: It is ideal for:
- Data Center Interconnect (DCI)
- Cloud Computing Networks
- Enterprise Backbone Networks
- Metro Ethernet
- Telecom Transmission
Q4: What is the difference between QSFP-DD ER8 and QSFP-DD FR4?
A: Both modules support 400Gb/s Ethernet, but ER8 provides transmission distances of up to 40km, while FR4 is designed for distances up to 2km. ER8 is the preferred choice for long-haul optical links.
Q5: Does the QAPQD040F0CN1 support Digital Optical Monitoring (DOM)?
A: Yes. The module supports Digital Optical Monitoring (DOM/DDM), allowing users to monitor operating temperature, voltage, transmit power, and receive power for easier network maintenance and diagnostics.
Q6: Is the QAPQD040F0CN1 compatible with major network equipment vendors?
A: Yes. The module is designed to be compatible with QSFP-DD compliant switches and routers and can be coded for major networking brands upon request, ensuring reliable interoperability and plug-and-play deployment.
Your message must be between 20-3,000 characters!
English
