Microchip Technology ATSAMC21J17A-AUT Automotive-Grade Microcontroller

The ATSAMC21J17A-AUT from Microchip Technology is a robust automotive-grade microcontroller that is part of the SAM C family of 32-bit microcontrollers based on the ARM Cortex-M0+ processor. This product is specifically designed to meet the rigorous standards of the automotive industry, offering reliability and performance for a wide range of in-vehicle applications.

With a clock speed of up to 48 MHz, the ATSAMC21J17A-AUT provides the computational power needed for complex tasks. It features a 32-bit ARM Cortex-M0+ core, which strikes an excellent balance between energy efficiency and processing capability, making it ideal for power-sensitive automotive applications.

The device comes with 128 KB of flash memory and 16 KB of SRAM, providing ample space for application code and data storage. The microcontroller also supports a wide range of communication interfaces, including CAN-FD for robust vehicle networking, along with I2C, SPI, and USART interfaces for versatile peripheral connectivity.

For enhanced functionality, the ATSAMC21J17A-AUT is equipped with a variety of integrated peripherals. These include multiple timers, Real-Time Counter (RTC), PWM channels, and analog features such as a 12-bit ADC and a 10-bit DAC, which are essential for sensor interfacing and control tasks within the automotive environment.

Safety is a key concern in automotive design, and the ATSAMC21J17A-AUT addresses this with features like a Windowed Watchdog Timer and Brown-out Detector, which help ensure reliable operation under varying conditions. Additionally, the device is designed to operate over the extended automotive temperature range of -40°C to +125°C, ensuring performance in harsh environments.

The microcontroller is available in a 64-pin TQFP package, which is suitable for space-constrained automotive applications. With its combination of performance, integrated features, and automotive-grade reliability, the Microchip ATSAMC21J17A-AUT is a compelling choice for designers looking to create advanced and dependable automotive systems.