KSZ8864RMNU

Product Overview

• Category: Ethernet Switch
• Use: Networking and data communication
• Characteristics: High-performance, compact size, low power consumption
• Package: QFN (Quad Flat No-Lead)
• Essence: Provides a high-speed Ethernet switch solution for various applications
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on customer requirements

Specifications

• Number of Ports: 4 or 5 ports
• Data Rate: 10/100 Mbps
• Switching Capacity: Up to 1 Gbps
• Operating Voltage: 3.3V
• Power Consumption: Low power consumption, typically less than 500mW
• Temperature Range: -40°C to +85°C
• Interface: MII/RMII

Pin Configuration

The KSZ8864RMNU has the following pin configuration:

1. VDDIO
2. TXD0
3. TXD1
4. TXD2
5. TXD3
6. RXD0
7. RXD1
8. RXD2
9. RXD3
10. CRS
11. COL
12. MDC
13. MDIO
14. RESET
15. INT
16. VDDA
17. VSSA
18. AVDD
19. AVSS
20. VDD

Functional Features

• Integrated 4 or 5-port Ethernet switch
• Supports full-duplex and half-duplex operation
• Auto-negotiation and auto-MDI/MDIX support
• VLAN support for network segmentation
• Quality of Service (QoS) features for prioritizing traffic
• Energy Efficient Ethernet (EEE) support for reduced power consumption
• Jumbo frame support for large data transfers
• Built-in diagnostic and loopback modes for troubleshooting

Advantages and Disadvantages

Advantages: - High-performance switching capabilities - Compact size allows for easy integration into various devices - Low power consumption helps reduce energy costs - Supports advanced features like VLAN and QoS - Robust built-in diagnostics aid in network troubleshooting

Disadvantages: - Limited number of ports compared to larger switches - May require additional components for certain applications - Higher cost compared to basic Ethernet switches

Working Principles

The KSZ8864RMNU operates based on the principles of Ethernet switching. It receives incoming data packets from connected devices and forwards them to the appropriate destination port based on the MAC addresses of the devices. The switch uses its internal memory and switching fabric to efficiently route the data, ensuring minimal latency and maximum throughput.

Application Field Plans

The KSZ8864RMNU is suitable for a wide range of applications, including:

1. Small office/home office (SOHO) networking
2. Industrial automation and control systems
3. Internet of Things (IoT) devices
4. Embedded systems
5. Networked security systems

Alternative Models

Here are some alternative models that provide similar functionality:

1. KSZ8851SNL: Single-port Ethernet controller with integrated PHY
2. KSZ8873MLL: 3-port Ethernet switch with enhanced features
3. KSZ9897RTXC: 7-port Gigabit Ethernet switch with advanced management capabilities

These alternative models offer different port configurations, additional features, or higher performance options depending on specific requirements.

In conclusion, the KSZ8864RMNU is a high-performance Ethernet switch designed for various networking applications. Its compact size, low power consumption, and advanced features make it an ideal choice for small-scale networks and embedded systems.