LAN9303I-ABZJ

Series:	--
Packaging:	Tray
Part Status:	Active
Protocol:	Ethernet
Function:	Switch
Interface:	I²C
Standards:	10/100 Base-T/TX PHY
Voltage - Supply:	3.3V
Current - Supply:	190mA
Operating Temperature:	-40°C ~ 85°C
Package / Case:	56-VFQFN Exposed Pad
Supplier Device Package:	56-QFN (8x8)
Base Part Number:	LAN9303

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Introduction

LAN9303I-ABZJ is an interface-controller from Microchip Technology Inc., which provides a flexible and secure Ethernet switch solution that connects high-performance micro controllers to Ethernet networks. The device features a secure port based double-speed Gigabit Ethernet MAC/PHY combination that supports the 10/100/1000 Ethernet standards.

Application Field

The LAN9303I-ABZJ is mainly used in Industrial Automation applications, such as energy management systems, Ethernet monitoring and surveillance, industrial process control and building management. It also finds application in Consumer, Medical and Security fields. This versatile device supports numerous video, data and control frames as well as multi-level QoS/ToS priorities, packet filtering and rate limiting.

Working Principle

The LAN9303I-ABZJ supports several advanced capabilities that enable it to work with a variety of micro controllers. The key feature of the device is its high performance “Port Selector”, which allows micro controllers to easily access the MAC and PHY registers, monitor and adjust the Ethernet networks traffic in real-time, as well as to function as a multiple port core switch.The device also includes an on-chip VLAN engine, which allows the micro controllers to isolate individual ports from the rest of the network. This feature provides secure and reliable operation, while also offering advanced features such as audio/video mapping, multi-level QoS/ToS priority shaping, packet filtering and rate limiting.

Conclusion

In conclusion, the LAN9303I-ABZJ is a flexible and secure Ethernet switch solution that can be used in a variety of applications, ranging from industrial automation systems to consumer, medical and security fields. Its advanced features, such as the Port Selector, on-chip VLAN engine and QoS/ToS priority shaping, enable the easy access and real-time monitoring of Ethernet networks traffic.

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