KS8993FL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Ethernet Switch
• Characteristics: High-performance, low-power consumption, compact size
• Package: QFP (Quad Flat Package)
• Essence: The KS8993FL is a highly integrated Ethernet switch IC designed for use in networking applications.
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements.

Specifications

• Number of Ports: 3
• Data Rate: 10/100 Mbps
• Switching Capacity: 1.2 Gbps
• Operating Voltage: 3.3V
• Power Consumption: < 500mW
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The KS8993FL has a total of 64 pins. Here is a brief overview of the pin configuration:

• Pins 1-8: Port 1 (RJ-45 connector)
• Pins 9-16: Port 2 (RJ-45 connector)
• Pins 17-24: Port 3 (RJ-45 connector)
• Pins 25-32: Power supply and ground pins
• Pins 33-40: Control and status pins
• Pins 41-48: Serial management interface pins
• Pins 49-56: LED indicators
• Pins 57-64: Reserved for future use

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

Functional Features

• Auto-Negotiation: Supports automatic negotiation of speed and duplex mode for each port.
• Flow Control: Implements IEEE 802.3x flow control to prevent packet loss during congestion.
• VLAN Support: Provides VLAN tagging and untagging capabilities for network segmentation.
• Quality of Service (QoS): Supports prioritization of traffic based on IEEE 802.1p and DiffServ standards.
• Jumbo Frame Support: Allows the transmission of larger Ethernet frames for improved performance.

Advantages and Disadvantages

Advantages: - High-performance switching capabilities - Low power consumption - Compact size for space-constrained applications - Comprehensive feature set for network management

Disadvantages: - Limited number of ports (3) - No support for Gigabit Ethernet speeds

Working Principles

The KS8993FL operates as a layer 2 Ethernet switch, utilizing store-and-forward switching technology. It receives incoming Ethernet frames, examines their destination MAC addresses, and forwards them to the appropriate port based on the MAC address table. The switch also performs various functions such as VLAN tagging, flow control, and QoS to ensure efficient and reliable data transmission within the network.

Detailed Application Field Plans

The KS8993FL is suitable for various networking applications, including but not limited to:

1. Small office/home office (SOHO) networks
2. Industrial automation systems
3. Internet of Things (IoT) devices
4. Embedded systems
5. Network appliances

Its compact size, low power consumption, and comprehensive feature set make it an ideal choice for these applications.

Detailed and Complete Alternative Models

1. KSZ8895MQ - 5-port Ethernet switch with Gigabit support
2. KSZ8463MLI - 8-port Ethernet switch with advanced management features
3. KSZ9567R - 7-port Ethernet switch with integrated PHYs

These alternative models offer different port configurations, additional features, and higher performance options to suit specific application requirements.

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