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KSZ9021GN-TR

KSZ9021GN-TR

Product Overview

Category

The KSZ9021GN-TR belongs to the category of Ethernet Physical Layer Transceivers.

Use

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

Characteristics

  • High-speed Ethernet transceiver
  • Supports 10/100/1000 Mbps data rates
  • Low power consumption
  • Small form factor
  • Robust performance in harsh environments

Package

The KSZ9021GN-TR is available in a small form factor package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of the KSZ9021GN-TR lies in its ability to provide reliable and high-speed Ethernet connectivity in various applications.

Packaging/Quantity

The product is typically packaged in reels or trays, with a quantity of around 2500 units per reel.

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 KSZ9021GN-TR has the following pin configuration:

  1. VDDIO
  2. TX_CLK
  3. TX_EN
  4. TXD[3:0]
  5. RX_CLK
  6. RX_DV
  7. RXD[3:0]
  8. CRS_DV
  9. MDIO
  10. MDC
  11. REF_CLK
  12. RESET
  13. VDDA
  14. VDDD
  15. VDDC
  16. GND
  17. GND
  18. GND
  19. GND
  20. GND

Functional Features

  • Auto-negotiation
  • LinkMD® TDR-based cable diagnostics
  • Energy Efficient Ethernet (EEE) support
  • Wake-on-LAN (WoL) support
  • Jumbo frame support
  • Loopback mode
  • LED indicators for link/activity status

Advantages and Disadvantages

Advantages

  • High-speed data transmission
  • Low power consumption
  • Compact size
  • Robust performance in harsh environments
  • Support for various interface options

Disadvantages

  • Limited availability of alternative models
  • Relatively higher cost compared to some other transceivers

Working Principles

The KSZ9021GN-TR operates by converting digital data into analog signals suitable for transmission over Ethernet cables. It utilizes advanced signal processing techniques to ensure reliable and high-speed communication.

Detailed Application Field Plans

The KSZ9021GN-TR is widely used in various applications, including:

  1. Networking equipment such as switches, routers, and gateways
  2. Industrial automation systems
  3. Automotive electronics
  4. Internet of Things (IoT) devices
  5. Telecommunication infrastructure

Detailed and Complete Alternative Models

While the KSZ9021GN-TR is a highly capable Ethernet transceiver, there are several alternative models available in the market that offer similar functionality. Some notable alternatives include:

  1. KSZ9031RNX
  2. DP83822I
  3. LAN8720A

These alternative models provide comparable features and can be considered based on specific application requirements.

In conclusion, the KSZ9021GN-TR is a high-performance Ethernet Physical Layer Transceiver that offers reliable and high-speed connectivity. Its compact size, low power consumption, and robust performance make it suitable for various applications in networking, industrial automation, automotive, IoT, and telecommunication fields. While it may have limited availability of alternative models and a relatively higher cost, its advantages outweigh the disadvantages.

技術ソリューションにおける KSZ9021GN-TR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of KSZ9021GN-TR in technical solutions:

Q1: What is the KSZ9021GN-TR? A1: The KSZ9021GN-TR is a Gigabit Ethernet transceiver designed for high-performance applications, offering advanced features like auto-negotiation, energy-efficient Ethernet, and various interface options.

Q2: What are the key features of the KSZ9021GN-TR? A2: Some key features of the KSZ9021GN-TR include support for 10/100/1000 Mbps data rates, IEEE 802.3az Energy Efficient Ethernet, integrated voltage regulators, and multiple interface options (GMII, RGMII, MII, RMII).

Q3: What are the typical applications of the KSZ9021GN-TR? A3: The KSZ9021GN-TR is commonly used in applications such as switches, routers, network interface cards (NICs), industrial automation, and embedded systems requiring high-speed Ethernet connectivity.

Q4: How does the auto-negotiation feature work in the KSZ9021GN-TR? A4: Auto-negotiation allows the KSZ9021GN-TR to automatically detect and configure the link speed and duplex mode with the connected device, ensuring optimal performance and compatibility.

Q5: Can the KSZ9021GN-TR operate in half-duplex mode? A5: Yes, the KSZ9021GN-TR supports both half-duplex and full-duplex operation modes, depending on the requirements of the application.

Q6: Does the KSZ9021GN-TR support Power over Ethernet (PoE)? A6: No, the KSZ9021GN-TR does not have built-in support for Power over Ethernet. However, it can be used in conjunction with external PoE solutions if required.

Q7: What is the power supply voltage range for the KSZ9021GN-TR? A7: The KSZ9021GN-TR operates with a power supply voltage range of 3.3V ±10%.

Q8: Can the KSZ9021GN-TR be used in industrial temperature environments? A8: Yes, the KSZ9021GN-TR is designed to operate in industrial temperature ranges, typically from -40°C to +85°C.

Q9: Does the KSZ9021GN-TR support jumbo frames? A9: Yes, the KSZ9021GN-TR supports jumbo frames up to 9 KB, allowing for more efficient data transmission in certain applications.

Q10: Are there any evaluation boards or reference designs available for the KSZ9021GN-TR? A10: Yes, Microchip (formerly Microsemi) provides evaluation boards and reference designs for the KSZ9021GN-TR, which can help developers quickly prototype and integrate the transceiver into their designs.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.