LAN9303-ABZJ - Microchip Technology

Manufacturer Part Number

LAN9303-ABZJ

Manufacturer

Microchip Technology

Introduction

The LAN9303-ABZJ is an Ethernet switch designed to address high-performance applications with multiple Ethernet interfaces.

Product Features and Performance

Functionality as an Ethernet switch with three ports.

Supports 10/100 Base-T/TX PHY for network flexibility.

I2C interface for management and control.

Low power consumption with a supply current of 190mA.

Optimized for stable operation between 0°C and 70°C.

Product Advantages

Reduced overhead for host processors.

Simplifies network infrastructure with integrated PHYs.

Supports both half and full-duplex modes.

Enables network connectivity with a small footprint.

Key Technical Parameters

Protocol: Ethernet.

Function: Switch.

Interface: I2C.

Voltage Supply: 3.3V.

Current Supply: 190mA.

Operating Temperature: 0°C to 70°C.

Package/Case: 56-VFQFN Exposed Pad.

Supplier Device Package: 56-QFN (8x8).

Quality and Safety Features

Designed to meet industry standards for Ethernet communication.

Mechanically robust 56-VFQFN package.

High-temperature operation reliability.

Compatibility

Compatible with a variety of microcontroller and processor interfaces via I2C.

Supports IEEE 802.3-compliant Ethernet devices.

Application Areas

Consumer electronics.

Embedded systems.

Industrial control.

Networking equipment.

Product Lifecycle

Status: Active.

No current indications of discontinuation.

Alternatives or next-generation versions likely available for future system upgrades.

Reasons to Choose This Product

Embedded 3-port switch simplifies networking design.

Reduces BOM and system complexity.

Streamlined management with I2C interface.

Power-efficient operations help to maintain thermal performance in enclosed environments.

Microchip's reputation for reliability and support.

Versatile use across multiple market segments and applications.