Holt Avionics


Located in Aliso Viejo, California, Holt Integrated Circuits is a major supplier of Integrated Circuits for the aerospace industry. For over twenty years, Holt has manufactured data bus and display drivers for both commercial and military users worldwide. From F-16 to A-350, you will find Holt ICs at the heart of Flight Control, Navigation, Engine Management, Communications, Safety equipment, and In-Flight Entertainment systems. Over 400 Avionics manufacturers rely on Holt’s proven track record of customer service, unsurpassed quality and cost-effectiveness, and technical excellence to keep their products at the leading edge.


Holt’s range of ICs supporting the ARINC 429 standard is the widest in the industry, ranging from simple line receivers to full protocol solutions with integrated RAM. The latest line of ARINC 429 products are fully functional terminal ICs designed to operate from a single 3.3V supply, resulting in a significant reduction in system complexity and board space. Holt MIL-STD-1553 solutions are the smallest and most cost effective, providing the entire MIL-STD-1553 interface on a single chip. The flagship ICs are widely accepted as the easiest to use in the industry, providing dedicated host interfaces, on-chip RAM, BC/MT/RT and transceiver functions in one small footprint package. Other products include high voltage LCD display drivers and ARINC 825 (CAN) data bus products. Holt has the distinction of being the first company in the world to integrate a CAN controller and transceiver on the same IC in a single, compact plastic package.
All of Holt’s Commercial-Off-The-Shelf (COTS) products are DO-254 certifiable, further emphasizing its commitment to aerospace customers.
In addition, Holt offers product compliant to the European Union "RoHS Directive 002/95/EC" and is AS9100D:2016 and ISO 9001:2015 registered. Select products are also available to DSCC SMD specifications.
Customer service, dependability and an uncompromising commitment to quality are the guiding principles of how we do business. In avionics, there can be no second best.