LAN8742AI-CZ-TR

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LAN8742AI-CZ-TR

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IC TRANSCEIVER FULL 1/1 24SQFN

  • メーカーマイクロチップ・テクノロジー

  • メーカー品番 #LAN8742AI-CZ-TR

  • データシート LAN8742AI-CZ-TR DataSheet

  • パッケージ QFN-24

  • 在庫状況1976

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series flexPWR™
Part Status Active
Type Transceiver
Protocol Ethernet
Number of Drivers/Receivers 1/1
Duplex Full
Data Rate 100Mbps
Voltage - Supply 1.6V ~ 3.6V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount

概要

Description

The LAN8742AI-CZ-TR is a low-power, compact Ethernet transceiver from Microchip Technology. It is designed for industrial and embedded Ethernet applications, conforming to IEEE 802.3 specifications. The component supports 10/100 Mbps data rates, providing reliable connectivity for various devices. This transceiver integrates a 10/100 Ethernet PHY (Physical Layer) with reduced power consumption features, making it suitable for energy-efficient applications.
The LAN8742AI-CZ-TR offers Auto-MDIX support, simplifying network installation by automatically correcting for straight-through or crossover cables. It features Wake-on-LAN (WoL) and cable diagnostics, enhancing manageability and troubleshooting capabilities. The component's compact package and reduced pin count facilitate easy integration into space-constrained designs.
Its robust performance in wide temperature ranges makes it ideal for industrial settings. Additionally, the device supports both MII (Media Independent Interface) and RMII (Reduced Media Independent Interface), providing flexibility in connecting to various MAC (Media Access Control) controllers. With its advanced features and efficiency, the LAN8742AI-CZ-TR is a popular choice for developers building Ethernet-based systems.

Equivalent

The LAN8742AI-CZ-TR is an Ethernet transceiver chip. Equivalent products include:
1. DP83848 from Texas Instruments: Another popular Ethernet PHY transceiver.
2. KSZ8081 from Microchip: Offers similar functionality with low power consumption.
3. RTL8201 from Realtek: Commonly used in embedded Ethernet applications.
4. STE100P from STMicroelectronics: Provides similar Ethernet PHY features.
These alternatives vary slightly in features, so it's important to verify compatibility with specific application requirements.

Features

The LAN8742AI-CZ-TR is a highly integrated, low-power 10/100 Ethernet transceiver IC designed by Microchip Technology. Key features include:
1. IEEE Compliance: Supports IEEE 802.3-2005 standards for 10BASE-T and 100BASE-TX Ethernet.
2. Low Power Consumption: Energy-efficient with power-down and sleep modes.
3. Auto-Negotiation: Automatically adjusts speed and duplex settings for optimal performance.
4. Cable Diagnostics: Features link quality monitoring and cable length estimation capabilities.
5. HP Auto-MDIX: Automatically corrects crossover errors, simplifying cabling.
6. Media Converter Mode: Operates as a media converter between twisted-pair and fiber.
7. MII/RMII Interfaces: Provides flexible connectivity options to various MAC interfaces.
8. Small Package: Available in a compact 32-pin QFN package, optimizing board space.
9. Temperature Range: Operates across an industrial temperature range of -40°C to +85°C.
10. Integrated Voltage Regulator: Supports single 3.3V supply operation.
These features make the LAN8742AI-CZ-TR suitable for applications in embedded systems, consumer electronics, and industrial automation.

Pinout

The LAN8742AI-CZ-TR is an Ethernet transceiver IC from Microchip Technology, specifically designed for fast Ethernet applications. It typically comes in a 32-pin QFN (Quad Flat No-lead) package. The main function of the LAN8742AI-CZ-TR is to provide a physical layer Ethernet transceiver solution for 10/100 Mbps Ethernet applications. It supports both MII (Media Independent Interface) and RMII (Reduced Media Independent Interface) for communication with MAC (Media Access Control) controllers.
The device handles the data link layer's physical connection and provides a bridge between Ethernet's physical layer and MAC layer. It supports auto-negotiation, energy detection, and dynamic power-down modes to optimize performance and power consumption. The transceiver also includes various features such as HP Auto-MDIX and extensive diagnostic capabilities.
For detailed pin functions and configurations, it is advisable to refer to the official datasheet provided by Microchip, as it will offer comprehensive information on each pin's role and electrical specifications.

Manufacturer

The LAN8742AI-CZ-TR is manufactured by Microchip Technology Inc. Microchip is a leading American semiconductor company that specializes in the design and production of microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. The company provides a wide range of semiconductor products that cater to various applications within the automotive, industrial, consumer, aerospace, and communications sectors, among others. Known for offering reliable and innovative solutions, Microchip supports product development through comprehensive services and resources, including development tools, technical documentation, and customer support.

Application

The LAN8742AI-CZ-TR is an Ethernet transceiver commonly used in applications requiring reliable network connectivity. It is suitable for industrial automation, consumer electronics, embedded systems, and Internet of Things (IoT) devices. Its key features, such as low power consumption, compact size, and robust performance, make it ideal for use in network interface cards, routers, switches, and other network-enabled devices. Additionally, its compliance with IEEE 802.3 standards ensures compatibility with existing Ethernet infrastructures, facilitating seamless integration in a wide range of networking environments.

Package

The LAN8742AI-CZ-TR is a compact 32-pin QFN (Quad Flat No-Lead) package. This package type is used for the LAN8742AI Ethernet transceiver, providing a small footprint suitable for space-constrained applications.

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