International Microsystems Inc 于 2001年3月被Cypress Semiconductor 收購。

International Microsystems Inc. is a leading supplier of frequency and timing generators and EMI reduction circuits using innovative mixed-signal technology for a broad range of applications. As one of the world's top clock suppliers to industry leaders, and an ISO 9001 certified company, IMI takes pride in the high-quality products and exceptional customer service it delivers. IMI was acquired by Cypress Semiconductor in March, 2001. Cypress's product portfolio includes a broad selection of wired and wireless USB devices, CMOS image sensors, timing solutions, network search engines, specialty memories, high-bandwidth synchronous and micropower memory products, optical solutions, and reconfigurable mixed-signal arrays for the consumer, computation, data communications, automotive, industrial, and solar markets.