A person in protective lab gear and gloves holds up a small microchip. The focus is on the gloved hand and the microchip, while the person's face is slightly blurred in the background.

The mixed-signal ASIC company

Delivering long-lasting, cutting-edge IC solutions for a cleaner, more efficient, electrified, and connected world.

Swindon Silicon Systems at a glance

40+ years of ASIC design experience
1B+ ASICs

shipped
150M+ die

per year
World leader
in TPMS
550m2+ test &

cleanroom space
Who we are

Swindon Silicon Systems is a global leader in custom IC solutions & mixed-signal ASIC design

We are the trusted partner for fully custom mixed-signal ICs, offering a complete end-to-end design flow.

Our fabless, full-turnkey model ensures IP protection, long-term supply continuity, and silicon solutions engineered for performance and reliability.

With over one billion ASICs deployed globally, our solutions power industry leaders worldwide.

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A robotic arm places a microchip onto a circuit board among several other chips, illustrating an automated process in electronics manufacturing or semiconductor assembly.
Benefits of custom silicon

Engineered for technical excellence

Swindon Silicon Systems mixed-signal ASIC designs combine analogue, digital, and mixed-signal technology for sensor-rich applications. Optimised for size, power efficiency, and seamless system integration, they enable next-generation innovation.

  • Robust IP protection and security
  • Optimal power efficiency for extended performance
  • Significant reduction in PCB size and weight
  • Innovative solutions to accelerate new technologies
  • Unique functionality providing technical and commercial advantages
Get in touch
Discuss your ASIC requirements with our experts and develop custom IC solutions built for long-term performance.
Tell me more

Maximising ROI and ensuring supply reliability

Swindon Silicon Systems’ custom ICs deliver long-term cost efficiencies, secure supply, and obsolescence protection.

Our streamlined vendor management solutions reduce risk, ensuring second-source security and future-proofing your supply chain.

  • Improved cost efficiency with a custom IC
  • Guaranteed long-term supply assurance
  • Effective obsolescence management and recovery
  • Streamlined vendor relations and supply chain management
  • Guaranteed longevity
A person in cleanroom attire, including a mask, gloves, and protective suit, holds a round silicon wafer in a laboratory or manufacturing environment with equipment in the background.

Custom mixed-signal IC solutions tailored for your sector

Swindon Silicon Systems specialise in developing advanced custom ICs for use in the automotive, industrial, and aerospace sectors.

Automotive ASICs

Global leader in automotive-grade ASICs, including TPMS, MEMS pressure sensors, braking systems, and ICs for sensor-rich environments, enhancing safety and performance.

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Robotic arms assemble solar panels on a production line inside a modern factory, with bright overhead lighting and metal framework visible throughout the space.

Industrial ASICs

High-performance, integrated ASIC solutions optimised for smart sensor integration and advanced factory automation systems.

Aerospace ASICs

Precision-engineered ASICs for navigation and ranging, built for robust performance, reliability, and safety in demanding aerospace environments.

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ASIC design examples
Sensor interface solutions proven in demanding environments