Overview: Arista QSFP-40G-SRBD 40G QSFP
The Arista QSFP-40G-SRBD is a high-performance, bidirectional optical transceiver module designed for short-range data communication. This module operates over duplex multimode fiber (MMF) and uses two wavelengths (850nm and 900nm) to achieve 40Gbps transmission. Its bidirectional technology allows efficient use of existing fiber infrastructure, making it ideal for data center and enterprise applications.
Key Highlights:
- Type: QSFP (Quad Small Form-factor Pluggable)
- Compatibility: Arista compatible
- Tx Wavelength: Ch1:850nm; Ch2:900nm
- Rx Wavelength: Ch1:900nm; Ch2:850nm
- Media Type: Multi-Mode Fiber (MMF)
- Optical Budget: 2 dB
- Max. Distance: 150m
- Data Rate: 39.81 – 44.8 Gbps
- Temperature: Standard 0°-70°C
Key Features QSFP-40G-SRBD:
- 40Gbps Data Rate: Provides high-speed 40Gbps transmission for demanding network environments.
- Bidirectional Transmission: Uses dual wavelengths (850nm and 900nm) to transmit and receive data over a single MMF pair, doubling the fiber utilization.
- Short-Range Reach: Supports up to 100 meters on OM3 fiber and 150 meters on OM4 fiber for efficient short-range connectivity.
- Compact QSFP+ Form Factor: Ensures high-density port configurations, saving space in networking equipment.
- Duplex LC Connector: Compatible with standard LC-terminated duplex MMF cables for seamless integration into existing fiber networks.
- Energy Efficient: Operates with power consumption below 3.5W, reducing operational costs and energy use.
- Standards Compliance: Fully compliant with IEEE 802.3ba 40GBASE-SR4 and QSFP+ MSA, ensuring broad compatibility.
Applications:
- Data Center Interconnects: Provides high-speed connections between servers, switches, and storage within data centers.
- Enterprise Networks: Suitable for short-range backbone connections in large enterprise environments.
- Fiber Infrastructure Optimization: Enables bidirectional data transmission over existing MMF, reducing the need for additional cabling.
- High-Performance Computing (HPC): Supports low-latency and high-throughput requirements for HPC environments.
Specifications:
| Attribute | Details |
|---|---|
| Form Factor | QSFP+ |
| Data Rate | 40Gbps |
| Reach | Up to 100m (OM3) / 150m (OM4) |
| Fiber Type | Multi-Mode Fiber (MMF) |
| Connector Type | Duplex LC |
| Wavelengths | 850nm (Tx/Rx) and 900nm (Tx/Rx) |
| Power Consumption | <3.5W |
| Standards Compliance | IEEE 802.3ba 40GBASE-SR4, QSFP+ MSA |
| Operating Temperature | 0°C to 70°C |
Benefits:
- Cost-Effective Deployment: Optimizes existing MMF infrastructure, reducing cabling and installation costs.
- High Bandwidth: Supports 40Gbps throughput, addressing the needs of bandwidth-intensive applications.
- Energy Efficient: Minimizes power consumption for sustainable and cost-efficient operation.
- Compact Design: QSFP+ form factor and LC connectors ensure efficient use of space and ease of deployment.
- Reliable and Compliant: Meets industry standards for compatibility and performance across diverse networking environments.
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