EX-22.1 3 ex221q3fy25.htm EX-22.1

Exhibit 22.1

The subsidiaries listed below (the “Subsidiary Guarantors”) of Microchip Technology Incorporated (“Microchip”)

•are issuers of guarantees of the registered 5.050% Senior Notes due 2029, issued by Microchip under that certain indenture dated February 29, 2024, by and between Microchip and Computershare Trust Company, National Association, as trustee (the “Trustee”), as supplemented by the First Supplemental Indenture, dated as of March 7, 2024, between Microchip, the Subsidiary Guarantors, and the Trustee.

•and are issuers of guarantees of the registered 4.900% Senior Notes due 2028, and 5.050% Senior Notes due 2030, issued by Microchip under that certain indenture dated February 29, 2024, by and between Microchip and Computershare Trust Company, National Association, as trustee (the “Trustee”), as supplemented by the Second Supplemental Indenture, dated as of December 16, 2024, between Microchip, the Subsidiary Guarantors, and the Trustee.

Name of Subsidiary			Jurisdiction of Organization
Atmel Corporation			Delaware
Microchip Holding Corporation			Delaware
Microchip Technology LLC			Delaware
Silicon Storage Technology, Inc.			California
Microsemi Corporation			Delaware
Microchip Storage Solutions LLC			Delaware