LAN9500AI-ABZJ

USB Interface IC Hi-Speed USB 2.0 10/100 Ethernet CTRL

LAN9500AI-ABZJ – Hi-Speed USB 2.0 to 10/100 Ethernet Controller – Microchip Technology
Simplify network connectivity in embedded systems with the LAN9500AI-ABZJ USB-to-Ethernet bridge controller from Microchip Technology. This highly integrated solution delivers reliable 10/100 Mbps Ethernet performance through USB 2.0 interfaces, reducing design complexity while ensuring robust data transfer. PCX supplies this active-status IC with guaranteed authentic components and same-day shipping.

Key Features

Function: USB 2.0 to 10/100 Ethernet bridge controller
Standards: Compliant with USB 2.0 and IEEE 802.3 10/100 Base-T/TX PHY
Multi-Voltage Operation: 1.2V, 2.5V, and 3.3V support
Industrial Temp Range: -40°C to 85°C operation
Compact Package: 56-QFN (8x8mm) exposed pad for thermal management

Technical Details
This Ethernet controller IC integrates a full-speed USB 2.0 interface with a 10/100 Ethernet MAC and PHY in a single 56-VFQFN package. The device supports advanced power management features and requires minimal external components. Its triple-voltage design (1.2V/2.5V/3.3V) ensures compatibility with diverse host systems while maintaining low power consumption.

Typical Applications

Embedded industrial control systems
Network-enabled consumer electronics
IoT gateways and edge devices
Medical diagnostic equipment
Thin client and POS terminals

About Microchip Technology
Microchip Technology is a globally recognized leader in microcontroller and analog semiconductor solutions, renowned for innovation in connectivity and embedded control systems. With over three decades of industry expertise, Microchip maintains rigorous quality standards and holds certifications including ISO/TS 16949 and ISO 14001.
The company’s commitment to reliable, long-lifecycle products makes their components ideal for mission-critical applications. Microchip’s extensive technical support ecosystem includes comprehensive documentation, development tools, and design resources, ensuring seamless integration of their ICs across diverse engineering projects.

About USB Interface Controllers
USB interface controllers bridge communication between USB hosts and peripheral devices, enabling plug-and-play connectivity across countless applications. These ICs translate USB protocols into industry-standard interfaces like Ethernet, SPI, or I²C, eliminating complex driver development and reducing time-to-market.
As USB adoption grows in industrial and consumer electronics, high-performance controllers like the LAN9500 series become essential for adding network capabilities to space-constrained designs. Their hot-swap functionality, power management features, and compliance with USB-IF standards ensure reliable data transfer in demanding environments.

Packaging Options
Available in industry-standard tray packaging for automated assembly processes. Contact PCX for reel packaging alternatives and kitting services.

Frequently Asked Questions
Q: Does this IC require external magnetics for Ethernet?
A: Yes, standard 10/100 Ethernet magnetics are