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An FPGA-based instrumentation platform for use at deep cryogenic temperatures
I D Conway Lamb1, J I Colless1, J M Hornibrook1
1ARC Centre of Excellence for Engineered Quantum Systems, School of Physics, The University of Sydney, Sydney NSW 2006, Australia.
The Review of Scientific Instruments
|February 1, 2016
Summary
This study details a new cryogenic instrumentation platform using field-programmable gate arrays (FPGAs) for signal processing near 4 K. The FPGA system offers versatile control for quantum computing and other low-temperature applications.
Area of Science:
- Physics
- Electrical Engineering
- Computer Science
Background:
- Traditional cryogenic instrumentation faces challenges with signal processing and routing near sensitive detectors.
- Integrating complex electronics within cryostats is crucial for reducing latency and improving control of quantum devices.
Purpose of the Study:
- To present a novel cryogenic instrumentation platform utilizing field-programmable gate arrays (FPGAs).
- To demonstrate the functionality and performance of FPGAs operating at cryogenic temperatures (near 4 K).
- To highlight the platform's applicability in quantum computing and broader cryogenic applications.
Main Methods:
- Commercial FPGAs were integrated into a cryogenic instrumentation platform.
- The platform was operated at temperatures approaching 4 Kelvin.
- Performance metrics including clock speed, error rates, and power consumption were evaluated.
Main Results:
- FPGAs successfully operated at cryogenic temperatures, enabling signal routing, multiplexing, and digital signal processing.
- The performance of FPGAs in a cryogenic environment was characterized.
- The platform demonstrated low-latency control suitable for quantum computing readouts.
Conclusions:
- Commercially available FPGAs can be effectively utilized in cryogenic environments.
- This instrumentation platform provides a generic and versatile solution for various low-temperature applications.
- The FPGA-based system enhances control and data acquisition for sensitive cryogenic experiments.
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