KSZ8863FLLI

Product Overview

Category: Integrated Circuit (IC)

Use: The KSZ8863FLLI is a highly integrated Ethernet switch IC designed for use in networking applications. It provides a cost-effective solution for building high-performance and reliable Ethernet switches.

Characteristics: - High integration: The KSZ8863FLLI integrates three 10/100BASE-T/TX/FX Ethernet transceivers, MACs, and a switch fabric into a single chip. - Low power consumption: The IC is designed to operate with low power consumption, making it suitable for various applications. - Small package size: The KSZ8863FLLI comes in a compact package, allowing for space-efficient designs. - Robust performance: It offers advanced features such as VLAN support, QoS (Quality of Service), and loop detection, ensuring reliable and efficient network operation. - Flexible configuration: The IC supports various configurations, including store-and-forward or cut-through switching modes.

Package: The KSZ8863FLLI is available in a 48-pin LQFP (Low-Profile Quad Flat Package) package.

Packaging/Quantity: The IC is typically sold in reels containing a specified quantity, usually 250 or 500 units per reel.

Specifications

• Ethernet Ports: Three 10/100BASE-T/TX/FX ports
• Switching Capacity: Up to 1 Gbps
• Power Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Package Dimensions: 7mm x 7mm x 0.9mm

Detailed Pin Configuration

The KSZ8863FLLI has a total of 48 pins. Here is a brief overview of the pin functions:

• Pins 1-8: Ethernet Port 1 (TX/RX)
• Pins 9-16: Ethernet Port 2 (TX/RX)
• Pins 17-24: Ethernet Port 3 (TX/RX)
• Pins 25-32: Power Supply and Ground
• Pins 33-40: Control and Configuration
• Pins 41-48: Miscellaneous Functions

For a detailed pin configuration diagram, please refer to the product datasheet.

Functional Features

The KSZ8863FLLI offers several functional features that enhance its performance and usability:

1. VLAN Support: The IC supports Virtual LANs, allowing for network segmentation and improved security.
2. Quality of Service (QoS): It provides QoS features such as priority queues and traffic shaping, ensuring efficient data transmission.
3. Loop Detection: The IC includes loop detection mechanisms to prevent network loops and ensure stable operation.
4. Auto-Negotiation: It supports auto-negotiation for automatic configuration of link speed and duplex mode.
5. Energy-Efficient Ethernet (EEE): The IC incorporates EEE technology to reduce power consumption during periods of low network activity.

Advantages and Disadvantages

Advantages: - High integration reduces component count and simplifies design. - Low power consumption makes it suitable for energy-efficient applications. - Advanced features like VLAN support and QoS enhance network performance. - Compact package size allows for space-saving designs.

Disadvantages: - Limited number of Ethernet ports may not be sufficient for certain applications requiring more connections. - Lack of built-in advanced management features compared to higher-end switch ICs.

Working Principles

The KSZ8863FLLI operates based on the principles of Ethernet switching. It receives incoming Ethernet frames, examines their destination addresses, and forwards them to the appropriate output port. The switch fabric inside the IC enables high-speed data transfer between the ports.

Detailed Application Field Plans

The KSZ8863FLLI is suitable for various networking applications, including but not limited to: - Small office/home office (SOHO) switches - Industrial Ethernet switches - IP cameras and surveillance systems - Internet of Things (IoT) devices - Embedded systems requiring Ethernet connectivity

Alternative Models

For users seeking alternative options, the following ICs can be considered: 1. KSZ8852-16MQLI: Similar to KSZ8863FLLI but with 16 ports. 2. KSZ8895MQXIA: Offers additional features like advanced management capabilities and more Ethernet ports.

These alternative models provide different port counts and additional functionalities, catering to specific application requirements.

In conclusion, the KSZ8863FLLI is a highly integrated Ethernet switch IC that offers cost-effective and reliable networking solutions. With its compact size, low power consumption, and advanced features, it is well-suited for various applications in the networking industry.