BCM89881B1BFBG Overview
The BCM89881B1BFBG is a high-performance 25 Gigabit Ethernet PHY device designed for demanding data center and enterprise networking applications. It supports dual 25G lanes with advanced modulation techniques to ensure robust signal integrity and low latency. This device integrates comprehensive diagnostic features and power management capabilities, making it suitable for high-density switch and router designs. Its compatibility with various host interfaces and compliance with IEEE standards provide flexibility for system architects. Engineers and sourcing specialists will find this solution ideal for enhancing network throughput while maintaining reliability and efficiency. For more details, visit IC Manufacturer.
BCM89881B1BFBG Technical Specifications
| Parameter | Specification |
|---|---|
| Data Rate | 2 x 25.78 Gbps (25G Ethernet) |
| Interface Type | IEEE 802.3by 25GBASE-KR/KR4 compliant |
| Lane Count | 2 (dual-lane configuration) |
| Encoding | 64b/66b encoding |
| Power Consumption | Typical power under standard operation conditions (as per datasheet) |
| Package Type | FBGA (Fine-pitch Ball Grid Array) |
| Operating Temperature Range | Standard industrial temperature range |
| Diagnostic Features | Comprehensive link diagnostics and error monitoring |
BCM89881B1BFBG Key Features
- High-Speed Dual 25G Lanes: Enables aggregated 50G throughput, supporting bandwidth-intensive applications with minimal latency.
- IEEE 802.3by Compliance: Ensures interoperability with industry-standard 25G Ethernet systems for seamless integration.
- Advanced Signal Integrity: Incorporates equalization and error correction techniques to maintain reliable data transmission over PCB traces and backplanes.
- Power-Efficient Design: Optimized for reduced power consumption, helping to manage thermal budgets in dense networking environments.
- Robust Diagnostic Capabilities: Provides real-time link monitoring and error reporting to support proactive network maintenance and fault isolation.
- Compact FBGA Package: Facilitates space-saving PCB layouts in high-density switch and router applications.
BCM89881B1BFBG Advantages vs Typical Alternatives
This device delivers superior performance with dual 25G lanes and industry-standard compliance, offering enhanced bandwidth and interoperability compared to typical single-lane PHYs. Its advanced diagnostics improve reliability while power-efficient operation reduces system cooling requirements. The compact package supports integration into space-constrained designs, making it an efficient, high-accuracy solution for next-generation networking equipment.
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Typical Applications
- Data center switches and routers requiring high-speed 25G Ethernet connectivity with low latency and high signal integrity.
- High-performance enterprise network infrastructure supporting aggregated bandwidth demands.
- Backplane and interconnect systems in modular networking equipment.
- Telecommunications equipment requiring compliance with IEEE 802.3by standards for 25G Ethernet.
BCM89881B1BFBG Brand Info
This product is part of a leading semiconductor portfolio focused on high-speed networking PHY solutions. It is engineered to meet rigorous industry standards and deliver reliable performance in demanding environments. Designed with an emphasis on integration flexibility and diagnostic support, it aligns with the brand??s commitment to advancing Ethernet technology for data centers and enterprise infrastructure worldwide.
FAQ
What data rates does this Ethernet PHY support?
The device supports dual 25.78 Gbps lanes, enabling 25 Gigabit Ethernet operation for each lane, suitable for aggregated 50G throughput scenarios.
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Is this PHY compliant with standard Ethernet protocols?
Yes, it complies fully with IEEE 802.3by specifications, ensuring interoperability with other 25G Ethernet devices and systems.
What package type is available for this device?
The PHY is offered in a fine-pitch Ball Grid Array (FBGA) package, which supports compact PCB layouts and high-density system designs.
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Does the device include any diagnostic features?
It provides comprehensive link diagnostics and error monitoring to help engineers detect and troubleshoot network issues efficiently.
What are the typical use cases for this Ethernet PHY?
Typical applications include high-speed data center switches, enterprise networking equipment, backplane interconnects, and telecom systems requiring reliable 25G Ethernet performance.





