Microchip Technology C-Series AT32UC3 AVR 32-Bit MCUs

Microchip Technology C-Series AT32UC3 AVR 32-Bit MCUs are designed for high-performance industrial and automotive control applications, including fast communication hubs and motor control. The series offers a rich set of arithmetical and analog features. Designed with the multi-layered databus, 68KB on-chip SRAM with dual interfaces, the UC3C offers an outstanding data throughput. The C series provides a single precision FPU that increases processing performance, precision, and dynamic range in all math applications, such as digital signal processing (DSP), sensor data acquisition, and audio. The Microchip Technology C-Series AT32UC3 AVR 32-Bit MCUs' mix of peripherals and high data throughput fits various applications, including industrial control, automotive control, power management, process automation, building automation, and communication gateways.


  • Floating Point Unit (FPU)
  • FlashVault™ code protection
  • Ethernet support
  • Dual CAN and LIN interfaces
  • USB with OTG
  • PWM with dead-time insertion
  • 16-channel 12-bit ADC with dual sample-and-hold circuit for simultaneous sampling of 2 signals
  • 4-channel 1.5 Msps 12-bit analog DAC
Published: 2019-05-21 | Updated: 2023-05-26