KSZ8873MML

Product Overview

• Category: Integrated Circuit
• Use: Ethernet Switch
• Characteristics: High-performance, low-power, compact size
• Package: QFN (Quad Flat No-Lead)
• Essence: Networking solution for Ethernet connectivity
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Switching Capacity: 1 Gbps
• Number of Ports: 3
• Interface Type: MII/RMII
• Operating Voltage: 3.3V
• Power Consumption: 200mW
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The KSZ8873MML has a total of 48 pins. Here is a brief overview of the pin configuration:

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

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

Functional Features

• Integrated Switch: Enables simultaneous communication between multiple devices connected to the switch.
• Auto-Negotiation: Automatically detects and configures the best possible connection speed and duplex mode.
• Quality of Service (QoS): Prioritizes network traffic to ensure smooth transmission of time-sensitive data.
• Energy Efficient Ethernet (EEE): Reduces power consumption during periods of low network activity.
• Jumbo Frame Support: Allows the transmission of larger data frames, improving network efficiency.

Advantages and Disadvantages

Advantages: - High-performance switching capabilities - Low power consumption - Compact size for space-constrained applications - Support for various network protocols and features

Disadvantages: - Limited number of ports (3) - Requires external components for full functionality - Relatively high cost compared to simpler Ethernet solutions

Working Principles

The KSZ8873MML is based on a store-and-forward architecture. It receives incoming Ethernet frames, stores them temporarily in its internal memory, and then forwards them to the appropriate destination port. The switch uses MAC addresses to determine the destination of each frame, allowing efficient communication between connected devices.

Detailed Application Field Plans

The KSZ8873MML is suitable for various networking applications, including:

1. Industrial Automation: Provides reliable Ethernet connectivity for industrial control systems.
2. Home Networking: Enables the creation of small-scale Ethernet networks in residential environments.
3. Internet of Things (IoT): Facilitates communication between IoT devices, ensuring seamless data transfer.
4. Embedded Systems: Integrates Ethernet capabilities into embedded devices such as routers, gateways, and smart appliances.

Alternative Models

If the KSZ8873MML does not meet specific requirements, alternative models with similar functionalities include:

1. KSZ8863RLL: 6-port Ethernet switch with reduced power consumption.
2. KSZ8895MQX: 5-port Ethernet switch with enhanced QoS features.
3. KSZ9031RNX: Gigabit Ethernet transceiver with advanced energy-saving capabilities.

These alternatives offer flexibility in choosing the most suitable networking solution for different applications.

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