Description

The BCM5482SA1KB is a dual-port 10/100/1000BASE-T gigabit Ethernet transceiver that is a part of Broadcom's third generation of Gigabit Ethernet PHYs. It is optimized for low power and small footprint size, making it ideal for high-density uplink applications. It offers a compelling advantage over two single devices for gigabit uplinks.

Specifications and features

• Dual-port integrated 10BASE-T/100BASE-TX/1000BASE-T Gigabit Ethernet transceiver

• RGMII, SGMII, and SerDes MAC interface options

• SGMII to SGMII support for SFP modules

• Fully compliant with IEEE 802.3™, IEEE 802.3u, IEEE 802.3ab standard, and IEEE 802.3z

• 0.13-micron CMOS—low power and cost

• Supports copper or fiber in RGMII mode

• Low power, 725 mW per port

• Advanced power management

• Trace-matched output impedance

• Line-side and MAC-side loopback

• Low EMI emissions

• CableChecker™ diagnostics

• Cable plant analyzer function detects cable plant impairments

• [email protected]

• Automatic MDI/MDIX crossover at all speeds

• Robust cable-sourced electrostatic discharge (CESD) tolerance

• Support for jumbo packets up to 10 kB

• IEEE 1149.1 (JTAG) boundary scan

• 121-pin BGA package

Application Scenarios

The BCM5482SA1KB is suitable for various high-density uplink applications, including networking switches, routers, and other network equipment.

Comparison

- Dual-port design allows for flexibility and scalability in networking systems.

- Low power consumption and small footprint size reduce design complexity.

- Supports various interface options and compliance with industry standards.

- Advanced power management and diagnostics features enhance performance and reliability.

- Limited to 10/100/1000BASE-T Ethernet connectivity.