The BCM5464SA1KRB is a quad-port Gigabit Ethernet transceiver from Broadcom Limited. It integrates four independent Gigabit Ethernet transceivers into a single chip, making it ideal for high-density networking applications. This device is commonly used in Ethernet switches, routers, and other networking equipment where multiple Gigabit Ethernet ports are required.

Applications

• Ethernet Switches
• Routers
• Network Interface Cards (NICs)
• Server Motherboards
• Industrial Ethernet Devices

Features

• Four Integrated Gigabit Ethernet Transceivers: Provides four independent channels for high-density networking.
• 10/100/1000BASE-T Support: Supports all three Ethernet speeds for maximum compatibility.
• Integrated PHY: Includes all the physical layer functions required for Ethernet communication.
• Low Power Consumption: Designed for energy-efficient operation.
• Auto-Negotiation: Automatically detects and configures the link speed and duplex mode.
• MII/GMII/RGMII Interface: Provides a standard interface for connecting to MAC controllers.

Benefits

• High-Density Networking: Enables a large number of Gigabit Ethernet ports in a small space.
• Reduced Power Consumption: Minimizes energy usage in networking equipment.
• Simplified Design: Integrates all PHY functions, reducing design complexity.
• Cost-Effective Solution: Reduces the number of components required for multi-port Ethernet applications.

Additional Details

The BCM5464SA1KRB transceiver integrates four complete Gigabit Ethernet PHYs, each capable of operating at 10/100/1000 Mbps. It supports auto-negotiation to automatically detect and configure the link speed and duplex mode. The device utilizes advanced digital signal processing (DSP) techniques to enhance signal quality and noise immunity. The BCM5464SA1KRB supports various interface options, including MII, GMII, and RGMII, allowing it to connect to a wide range of MAC controllers. It incorporates diagnostic and loopback testing capabilities for simplified troubleshooting and system validation. The device is typically packaged in a BGA package for efficient thermal dissipation and compact size. Power supply requirements are typically 3.3V for I/O and 1.0V or 1.2V for the core logic.