LAN9xxx Series Migration
This application note details the differences one should be aware of when migrating from older to newer generation
Microchip Ethernet Controllers. The discussion is broken down into factors concerning hardware, software and, when
required, system level considerations. Information provided herein should facilitate migration from, for example,
LAN9118 to LAN9221 in a manner devoid of complications or confusion.
Microchip’s LANCheck design support service is available for validation of schematics and layout. This service may be accessed via your local Microchip contact or the Microchip web site.
LAN9118, LAN9117, LAN9116, LAN9115, LAN9218, LAN9217, LAN9215, LAN9210, LAN9211, LAN9220, LAN9221