Holt Integrated Circuits is a leading provider of data bus communications IC, serving mainly in the army, aerospace and industrial markets. Holt product design and testing are all within the company, providing cost-effective, innovative hybrid signal solutions for microprocessor based embedded applications. Holt's product lines include: MIL-STD-1553, ARINC 429, discrete to digital sensing, controller LAN (CAN), analog switches, and RS-485/422. The design uses hundreds of these products, ranging from flight control and engine management to airborne entertainment systems and test equipment. ?