LAN8742A-CZ-TR

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LAN8742A-CZ-TR

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IC TRANSCEIVER 1/1 24SQFN

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
Series flexPWR™
ProductStatus Active
Type Transceiver
Protocol Ethernet
NumberofDrivers/Receivers 1/1
DataRate 100Mbps
Voltage-Supply 1.6V ~ 3.6V
OperatingTemperature 0°C ~ 85°C
MountingType Surface Mount
Package/Case 24-VFQFN Exposed Pad

Visão Geral

Description

The LAN8742A-CZ-TR is a highly integrated, low-power Ethernet physical layer transceiver (PHY) designed for 10Base-T and 100Base-TX applications. Developed by Microchip Technology, it is commonly used to facilitate network communication in embedded systems due to its energy efficiency and compact design. The device supports auto-negotiation, auto-MDI/MDIX crossover, and features HP Auto-MDIX support for automatic detection and correction of crossover cable connections. It operates over a wide temperature range, making it suitable for industrial applications.
Key features include a low power consumption mode, Wake-on-LAN support, and comprehensive diagnostics. The LAN8742A-CZ-TR is housed in a compact, 24-pin QFN package which saves space on PCBs. It complies with IEEE 802.3 and IEEE 802.3u standards ensuring compatibility and reliable operation in Ethernet networks. The device integrates seamlessly with a variety of microcontrollers and processors, providing a cost-effective solution for adding Ethernet connectivity to a broad range of electronic products.

Equivalent

The LAN8742A-CZ-TR is an Ethernet PHY transceiver. Equivalent products may include the DP83848 from Texas Instruments, KSZ8081 from Microchip Technology, and RTL8201 from Realtek. These products offer similar functionality for Ethernet connectivity in embedded systems. However, compatibility may vary, so it's important to check specific requirements such as package type, operating temperature, and interface compatibility when selecting an equivalent.

Features

The LAN8742A-CZ-TR is a low-power, high-performance Ethernet transceiver designed for easy integration into a variety of network applications. Key features include:
1. 10/100 Mbps Support: It supports both 10BASE-T and 100BASE-TX Ethernet standards, providing versatility for different network speeds.
2. Reduced Power Consumption: It features power-saving modes, including Energy Detect Power-Down and Wake-on-LAN capabilities, which help in minimizing power usage.
3. Auto-Negotiation: The device supports auto-negotiation for speed and duplex mode, simplifying network configuration.
4. Robust Diagnostics: It includes LinkMD cable diagnostics, which helps in identifying cable faults and optimizing network maintenance.
5. MDI/MDIX Crossover: The transceiver supports automatic MDI/MDIX crossover, eliminating the need for crossover cables.
6. Small Footprint: Packaged in a compact 32-pin QFN, it is suitable for space-constrained applications.
7. IEEE 802.3 Compliance: Fully compliant with IEEE 802.3/802.3u standards for Ethernet transceivers.
8. Temperature Range: It operates over an industrial temperature range, making it suitable for diverse environmental conditions.
These features make the LAN8742A-CZ-TR ideal for a range of applications, including consumer electronics, industrial systems, and embedded networking solutions.

Pinout

The LAN8742A-CZ-TR is a 10/100 Ethernet PHY transceiver with an MII/RMII interface. It comes in a 24-pin package. This device is typically used in Ethernet applications to facilitate communication between the Media Access Control (MAC) layer and the physical medium, such as twisted pair cables.
Key functions of the LAN8742A-CZ-TR include:
1. MII/RMII Interface: It supports both Media Independent Interface (MII) and Reduced Media Independent Interface (RMII) to connect with the MAC layer.
2. Auto-MDIX: The device automatically detects and corrects crossover cable connections without user intervention.
3. Energy-Efficient Ethernet: It incorporates features supporting energy-efficient operation, reducing power consumption.
4. Auto-Negotiation: This allows the device to automatically configure the link speed and duplex mode for optimal performance.
5. LED Indicators: Integrated LED drivers provide status indications for link, speed, and activity, facilitating easy diagnostics.
This device is ideal for applications requiring reliable and efficient Ethernet connectivity, such as embedded systems, consumer electronics, and telecommunications equipment.

Manufacturer

The LAN8742A-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 broad range of products and solutions for various applications in consumer electronics, automotive, industrial, and computing sectors. Microchip is known for its microcontroller and microprocessor products, as well as its development tools and software support that enable robust design and implementation processes.

Application

The LAN8742A-CZ-TR is a low-power 10/100 Mbps Ethernet transceiver used in a variety of applications. It is commonly employed in embedded systems, industrial automation, consumer electronics, automotive networking, and IoT devices. Its features make it suitable for devices requiring reliable network connectivity, such as networked sensors, smart home devices, and communication equipment. The transceiver's compact size and power efficiency also make it ideal for portable and battery-powered applications, where space and energy consumption are critical considerations.

Package

The LAN8742A-CZ-TR is a 10/100 Ethernet Transceiver, featuring an MII/RMII interface. It comes in a 32-pin, 5mm x 5mm QFN (Quad Flat No-Lead) package. This package type is designed for surface mounting and offers a compact solution for space-constrained applications.

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