ST72F521R9TATR Microcontroller by STMicroelectronics

The ST72F521R9TATR is a robust 8-bit microcontroller from STMicroelectronics, designed to deliver high performance and reliability for a wide range of embedded applications. This microcontroller is part of the ST7 family, which is renowned for its user-friendly interface and versatile features that cater to the needs of complex and demanding applications.

Featuring a maximum CPU speed of 8 MHz, the ST72F521R9TATR is equipped with 60KB of on-chip Flash memory, ensuring ample space for application code and data storage. Its 3.8KB RAM allows for efficient data handling and processing, making it an ideal choice for applications that require quick data manipulation and storage capabilities.

This microcontroller operates within a voltage range of 3.0V to 5.5V, providing flexibility in power supply design and ensuring compatibility with a variety of peripherals. The device also boasts an array of integrated features, including a 10-bit A/D converter, multiple communication interfaces such as SPI and I²C, and up to 52 I/O ports that offer extensive connectivity options for various input/output requirements.

The ST72F521R9TATR also includes advanced interrupt handling capabilities with 13 sources of interrupts, which enable responsive and real-time interaction with external events. Its robust timer system, which includes a watchdog timer, a real-time base, and PWM outputs, allows for precise event timing and control, making it suitable for applications that demand accurate timing functions such as motor control and LED dimming.

For security and data protection, the microcontroller features an in-application programming and in-circuit programming capability, allowing for firmware updates without the need for additional hardware. This ensures that the device can be easily updated and maintained throughout its lifecycle.

Available in a 64-pin LQFP package, the ST72F521R9TATR is designed for space-constrained applications while still offering a wide range of features. Its robust design and comprehensive feature set make it a versatile choice for applications in automotive systems, industrial control, home appliances, and consumer electronics.