The Intel FW21555AA is a high-performance PCI-to-PCI bridge, designed for advanced networking and system integration tasks. With its robust architecture, the FW21555AA supports seamless communication between PCI devices, enabling efficient data transfer and resource sharing. Ideal for use in servers, networking equipment, and embedded systems, this bridge provides low-latency and high-throughput connections while ensuring compatibility with PCI standards.
Key Specifications:
- Type: PCI-to-PCI Bridge
- Interface Standards: PCI 2.1-compliant
- Throughput: Supports up to 133 MB/s
- Operating Voltage: 3.3V and 5V Tolerant
- Data Path Width: 32-bit
- Clock Speed: 33 MHz
- Package Type: 256-pin BGA
- Temperature Range:
- Commercial: 0°C to +85°C
Features:
- High Performance:
- Facilitates data transfers of up to 133 MB/s, ensuring low latency and high efficiency in system operations.
- Compatibility:
- Fully compliant with PCI 2.1 specifications, ensuring interoperability with a wide range of PCI devices.
- Flexible Voltage Support:
- Operates with both 3.3V and 5V signaling environments, making it adaptable to various system architectures.
- Scalability:
- Enables efficient expansion of system capabilities by bridging multiple PCI buses.
- Compact Design:
- Provided in a 256-pin BGA package for integration into space-constrained systems.
- Advanced Error Handling:
- Features robust error detection and correction mechanisms, ensuring reliable performance under demanding conditions.
Applications:
- Servers and Workstations:
- Enhances connectivity and performance in enterprise-grade computing systems.
- Networking Equipment:
- Facilitates efficient communication in routers, switches, and other networking devices.
- Embedded Systems:
- Ideal for industrial and automotive applications requiring PCI device communication.
- Storage Solutions:
- Supports high-speed data transfer for RAID controllers and other storage systems.
- Test and Measurement Devices:
- Provides a reliable bridge for PCI-based instrumentation and control systems.
Conclusion:
The Intel FW21555AA PCI-to-PCI Bridge is a reliable and efficient solution for expanding system connectivity and performance. Its high data throughput, broad compatibility, and compact design make it ideal for a wide range of applications in networking, embedded systems, and enterprise environments.



