BCM5389IFBG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Ethernet Switch
• Characteristics: High-performance, low-power consumption
• Package: BGA (Ball Grid Array)
• Essence: Networking component for data transmission
• Packaging/Quantity: Individual units in anti-static packaging

Specifications

• Manufacturer: Broadcom Corporation
• Model Number: BCM5389IFBG
• Technology: CMOS (Complementary Metal-Oxide-Semiconductor)
• Operating Voltage: 3.3V
• Operating Temperature: -40°C to +85°C
• Data Rate: Up to 1 Gbps
• Number of Ports: 8
• Interface: MII (Media Independent Interface), RMII (Reduced Media Independent Interface)
• Power Consumption: Low power consumption design

Detailed Pin Configuration

The BCM5389IFBG has a total of 176 pins. The pin configuration is as follows:

• Pins 1-8: Port 1 Transmit Data (TXD[7:0])
• Pins 9-16: Port 1 Receive Data (RXD[7:0])
• Pins 17-24: Port 2 Transmit Data (TXD[7:0])
• Pins 25-32: Port 2 Receive Data (RXD[7:0])
• ...
• Pins 169-176: Power Supply and Ground Pins

Please refer to the datasheet for the complete pin configuration.

Functional Features

• Switching: Provides high-speed Ethernet switching between multiple ports.
• Auto-Negotiation: Supports auto-negotiation for link speed and duplex mode.
• Quality of Service (QoS): Implements QoS features like priority queuing and traffic shaping.
• VLAN Support: Supports Virtual LAN (VLAN) functionality for network segmentation.
• Spanning Tree Protocol (STP): Implements STP to prevent loops in the network.
• Jumbo Frame Support: Allows transmission of larger frame sizes for improved efficiency.

Advantages and Disadvantages

Advantages: - High-performance switching capabilities - Low power consumption design - Supports advanced networking features like VLAN and QoS - Compact BGA package for space-saving designs

Disadvantages: - Limited number of ports (8 in this case) - Requires additional external components for complete system integration

Working Principles

The BCM5389IFBG is based on CMOS technology and operates as a multi-port Ethernet switch. It receives incoming data packets from one port and forwards them to the appropriate destination port(s) based on the MAC addresses within the packets. The switch also performs various functions like auto-negotiation, VLAN tagging, and QoS prioritization to ensure efficient and reliable data transmission.

Detailed Application Field Plans

The BCM5389IFBG is commonly used in the following application fields:

1. Enterprise Networking: Used in switches for small to medium-sized business networks.
2. Industrial Automation: Employed in industrial Ethernet switches for factory automation.
3. Telecommunications: Integrated into network equipment for data transmission in telecom networks.
4. Data Centers: Utilized in switches for high-speed data centers and server farms.
5. Home Networking: Incorporated into home routers and switches for local area networks.

Detailed and Complete Alternative Models

1. Broadcom BCM53125SKMMLG: 24-port Ethernet switch with integrated PHYs.
2. Marvell 88E6352R: 8-port Gigabit Ethernet switch with advanced management features.
3. Microchip KSZ9897RTXC: 7-port Gigabit Ethernet switch with integrated copper PHYs.

These alternative models offer similar functionality and can be considered as alternatives to the BCM5389IFBG.

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