LAN8820-ABZJ-TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Transceiver
Protocol:	Ethernet
Number of Drivers/Receivers:	1/1
Duplex:	Full
Data Rate:	--
Voltage - Supply:	2.25 V ~ 2.75 V
Operating Temperature:	0°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	56-VFQFN Exposed Pad
Supplier Device Package:	56-QFN (8x8)
Base Part Number:	LAN8820

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Introduction

The LAN8820-ABZJ-TR is an integrated circuit designed as an interface between Ethernet peripherals and Ethernet networks. This device is capable of both media access controller and physical layer functions, allowing two connected networks to communicate with one another. The LAN8820-ABZJ-TR supports both 10BASE-T and 100BASE-T Ethernet standards. This integrated circuit can be used in a variety of applications that require reliable data transmission and reception.

Application Field

The LAN8820-ABZJ-TR is an ideal choice for organizations seeking a powerful interface for exchanging data between Ethernet networks. It is suitable for commercial and residential applications, including routers, switches, Ethernet-enabled printers, and other network-connected devices.The LAN8820-ABZJ-TR can also be used in industrial automation systems. It provides a strong, secure link for transferring machine control signals and data between distributed control systems.The LAN8820-ABZJ-TR can be combined with RJ45 connectors and other networking components to create a complete Ethernet network. This integrated circuit can also be used in wireless LAN (WLAN) systems, such as wireless access points and wireless bridges.The flexibility of the LAN8820-ABZJ-TR makes it an attractive option for data acquisition, monitoring and control. With its support for Ethernet communication, this interface is also suitable for medical, defense and instrumentation applications.

Working Principle

The LAN8820-ABZJ-TR uses a triple-speed IEEE 802.3 Ethernet transceiver. This integrated circuit receives signals from an external IEEE 802.3 compliant link partner and transmits them in bits to the Ethernet network. The LAN8820-ABZJ-TR also encodes the incoming data from the link partner into the outgoing Ethernet data.This device also contains a media access controller, which determines when it is permitted to communicate over the Ethernet network and acts as an interface to the medium independent interface layer. The media access controller provides a collision detection capability, which helps reduce packet loss due to network congestion.The integrated circuit also includes an enhanced address filter, which distinguishes between valid and invalid Ethernet frames. The filter is also responsible for storing the valid address of other Ethernet devices to which the LAN8820-ABZJ-TR will communicate with.The LAN8820-ABZJ-TR contains an energy detect line, which allows the device to determine the presence of incoming Ethernet data. This mechanism helps reduce power consumption, as the device only draws power when Ethernet traffic is present.Finally, the LAN8820-ABZJ-TR also contains a 10BASE-T Physical Media Attachment (PMA) and a 10BASE-T Media Interface (MII) interface, which enable the device to be connected to external devices. The PMA provides support for 10BASE-T operation and the MII is used for 100BASE-T operation.

Conclusion

The LAN8820-ABZJ-TR is an integrated circuit designed for Ethernet networks. With its support for both media access controller and physical layer functions, this device is capable of exchanging data between two connected Ethernet networks. It is suitable for a wide variety of commercial, residential and industrial applications, including routers, switches and wireless LANs. Additionally, it contains enhanced address filtering and energy-detection capabilities, which reduce power consumption and reduce packet loss due to network congestion. The LAN8820-ABZJ-TR\'s triple-speed IEEE 802.3 Ethernet transceiver, media access controller, PMA and MII interfaces make it an excellent choice for data acquisition, monitoring and control applications.

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