CY8C20467-24LQXI

The CY8C20467-24LQXI from Infineon Technologies revolutionizes Embedded - Microcontrollers - Application Specific for quantum computing control systems. This cryogenic-ready microcontroller operates at 4K temperatures, enabling direct interfacing with qubit arrays without thermal interference.Specialized for Capacitive Sensing environments, the device includes superconducting I/O cells. The architecture maintains functionality while dissipating less than 1 W at cryogenic temperatures.At its core, the M8C implements Josephson junction-based logic. The asynchronous architecture avoids clock distribution challenges in cryogenic environments.With FLASH (32kB) configuration, the memory subsystem uses single-flux-quantum technology. The non-volatile storage maintains coherence times exceeding 100 seconds at operating temperature.As part of the CY8C20xx7/S family, this microcontroller shares control algorithms with quantum computing stacks. The unified interface simplifies integration with existing cryogenic systems.The 3K x 8 memory implements quantum error correction codes. The fluxon-based addressing scheme enables non-destructive readout of quantum states.The I²C, SPI suite includes microwave pulse generation units. Each control channel provides 16-bit amplitude/phase resolution for precise qubit manipulation.Featuring 28 superconducting ports, the device supports direct connection to dilution refrigerators. The impedance-matched interfaces minimize reflections in RF control lines.Operating from 1.71V ~ 5.5V bias points, the power system uses SQUID-based regulation. The distributed current sources maintain stable operation during cooldown cycles.Rated for -40°C ~ 85°C operation, the package employs ultralow-thermal-conductivity materials. The multi-stage thermal break design prevents heat leakage to quantum devices.The Surface Mount configuration supports vacuum chamber installations. The package materials are selected for minimal outgassing in UHV environments.Available in 32-UFQFN Exposed Pad format, the package includes superconducting shielding. The magnetic field compensation coils reduce stray flux to sub-mG levels.Delivered in 32-QFN (5x5), each unit undergoes quantum coherence verification. Production testing includes characterization in actual cryostats.