KSZ8031RNLI

Product Overview

Category

KSZ8031RNLI belongs to the category of Ethernet Physical Layer Transceivers.

Use

It is used for connecting Ethernet devices to a network, enabling data transmission over Ethernet cables.

Characteristics

• Supports 10/100 Mbps data rates
• Compliant with IEEE 802.3 standards
• Low power consumption
• Integrated termination resistors
• Robust ESD protection
• Small form factor

Package

The KSZ8031RNLI comes in a small package, typically measuring 5mm x 5mm. It is designed for surface mount technology (SMT) and can be easily integrated into circuit boards.

Essence

The essence of KSZ8031RNLI lies in its ability to provide reliable and efficient Ethernet connectivity for various electronic devices.

Packaging/Quantity

The product is usually packaged in reels or trays, containing a specific quantity of transceivers per package. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Data Rates: 10/100 Mbps
• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Interface: MII (Media Independent Interface)
• ESD Protection: ±8kV (HBM), ±2kV (IEC61000-4-2)

Detailed Pin Configuration

The KSZ8031RNLI has a total of 32 pins, each serving a specific function. Here is a detailed pin configuration:

1. VDDA - Analog Power Supply
2. VDDC - Core Power Supply
3. VDDIO - I/O Power Supply
4. VDDXTAL - Crystal Oscillator Power Supply
5. XTAL_IN - Crystal Oscillator Input
6. XTAL_OUT - Crystal Oscillator Output
7. REFCLK - Reference Clock Input
8. TXEN - Transmit Enable
9. TXD0 - Transmit Data 0
10. TXD1 - Transmit Data 1
11. TXD2 - Transmit Data 2
12. TXD3 - Transmit Data 3
13. TX_CLK - Transmit Clock
14. CRS_DV - Carrier Sense/Data Valid
15. RXD0 - Receive Data 0
16. RXD1 - Receive Data 1
17. RXD2 - Receive Data 2
18. RXD3 - Receive Data 3
19. RX_CLK - Receive Clock
20. RX_ER - Receive Error
21. MDIO - Management Data I/O
22. MDC - Management Data Clock
23. RX_DV - Receive Data Valid
24. RX_ER - Receive Error
25. LED[0] - Link/Activity LED 0
26. LED[1] - Link/Activity LED 1
27. LED[2] - Link/Activity LED 2
28. LED[3] - Link/Activity LED 3
29. VSSA - Analog Ground
30. VSSC - Core Ground
31. VSSIO - I/O Ground
32. VSSXTAL - Crystal Oscillator Ground

Functional Features

• Auto-negotiation: The KSZ8031RNLI supports auto-negotiation, allowing it to automatically determine the best data rate and duplex mode for communication.
• Energy-Efficient Ethernet (EEE): It incorporates EEE technology, which reduces power consumption during periods of low network activity.
• LinkMD+: This feature provides advanced cable diagnostics, enabling the detection and reporting of cable faults and issues.
• Loopback Mode: The transceiver can be configured to operate in loopback mode, facilitating testing and troubleshooting.

Advantages and Disadvantages

Advantages

• Compact size and surface mount package for easy integration
• Low power consumption, making it suitable for battery-powered devices
• Compliance with industry standards ensures compatibility with various Ethernet devices
• Integrated termination resistors simplify circuit design
• Robust ESD protection enhances reliability

Disadvantages

• Limited to 10/100 Mbps data rates, not suitable for higher-speed networks
• Lack of advanced features found in more expensive transceivers

Working Principles

The KSZ8031RNLI operates based on the principles of Ethernet communication. It receives and transmits data using the MII interface, converting electrical signals into a format compatible with Ethernet cables. The transceiver follows the IEEE 802.3 standards for data encoding and decoding, ensuring reliable and efficient data transmission.

Detailed Application Field Plans

The KSZ8031RNLI is widely used in various applications, including:

1. Consumer Electronics: Enables Ethernet connectivity in smart TVs, set-top boxes, gaming consoles, and home automation systems.
2. Industrial Automation: Facilitates network communication in industrial control systems, PLCs (