32-bit Microcontrollers Microchip Technology 32-bit Microcontrollers (MCUs) provide the performance and functional capabilities to meet design needs across various applications. The broad 32-bit portfolio enables easy design scaling to meet market requirements. With a rich ecosystem of development tools, integrated development environments, and third-party partners, Microchip 32-bit microcontrollers accelerate a vast array of embedded designs ranging from secured Internet of Things (IoT) applications to general-purpose embedded control.