KSZ9031RNXCA

Product Overview

Category

The KSZ9031RNXCA belongs to the category of Ethernet Physical Layer Transceivers (PHYs).

Use

It is primarily used for providing physical layer connectivity in Ethernet-based communication systems.

Characteristics

• Supports 10/100/1000 Mbps data rates
• Compliant with IEEE 802.3 standards
• Low power consumption
• Small form factor
• Robust performance in harsh environments

Package

The KSZ9031RNXCA is available in a compact package, suitable for surface mount technology (SMT) assembly.

Essence

This transceiver serves as a crucial component in Ethernet networks, enabling reliable and high-speed data transmission.

Packaging/Quantity

The KSZ9031RNXCA is typically packaged in reels or trays, with a quantity of 250 or 3000 units per reel/tray.

Specifications

• Data Rates: 10/100/1000 Mbps
• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Interface: MII/RMII/GMII/RGMII
• ESD Protection: ±8kV HBM, ±2kV CDM

Detailed Pin Configuration

The KSZ9031RNXCA features a total of 48 pins, which are assigned various functions such as power supply, data input/output, clock signals, and control signals. The detailed pin configuration is as follows:

(Pin Number - Pin Name - Function) 1 - VDDIO - I/O Power Supply 2 - TXEN - Transmit Enable 3 - TXD[3:0] - Transmit Data 4 - TXCLK - Transmit Clock 5 - CRSDV - Carrier Sense/Data Valid 6 - RXD[3:0] - Receive Data 7 - RXER - Receive Error 8 - RXCLK - Receive Clock 9 - MDC - Management Data Clock 10 - MDIO - Management Data I/O 11 - VDDA - Analog Power Supply 12 - VDDC - Core Power Supply 13 - REFCLK - Reference Clock 14 - VDDXTAL - Crystal Oscillator Power Supply 15 - XTALIN - Crystal Oscillator Input 16 - XTALOUT - Crystal Oscillator Output 17-48 - NC - No Connection

Functional Features

• Auto-negotiation: The KSZ9031RNXCA supports auto-negotiation, allowing it to automatically establish the best possible link configuration with the connected device.
• Energy-Efficient Ethernet (EEE): This transceiver incorporates EEE technology, enabling power savings during periods of low network activity.
• LinkMD+: It features advanced diagnostics and cable length measurement capabilities, facilitating efficient network troubleshooting and maintenance.

Advantages and Disadvantages

Advantages

• High-speed data transmission up to 1000 Mbps
• Low power consumption, contributing to energy efficiency
• Compact form factor, suitable for space-constrained applications
• Robust performance in challenging environmental conditions

Disadvantages

• Limited compatibility with certain legacy Ethernet standards
• Relatively higher cost compared to some alternative models

Working Principles

The KSZ9031RNXCA operates based on the principles of Ethernet communication. It receives data from the MAC (Media Access Control) layer, encodes it into a suitable format, and transmits it over the physical medium. On the receiving end, it decodes the received signals and passes the data to the MAC layer for further processing.

Detailed Application Field Plans

The KSZ9031RNXCA finds extensive application in various fields, including but not limited to: - Industrial automation - Automotive electronics - Telecommunications - Data centers - Consumer electronics

Detailed and Complete Alternative Models

1. KSZ9021RNXCA: Similar to the KSZ9031RNXCA, but supports data rates up to 100 Mbps.
2. KSZ8081RNBIA: A lower-cost alternative with reduced features and performance.
3. KSZ8863FLL: A multi-port Ethernet switch with integrated PHYs, suitable for network switch applications.

These alternative models offer different capabilities and price points, allowing users to choose the most suitable option based on their specific requirements.

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