The STM8S903F3U3TR is a highly-integrated, robust microcontroller product from STMicroelectronics, designed to deliver exceptional performance and reliability for a wide range of applications. This device is part of the STM8S series, which is renowned for its efficient architecture, low power consumption, and cost-effectiveness, making it an ideal choice for both industrial and consumer applications.

Key Features

• Core: The STM8S903F3U3TR features an advanced STM8 core running at up to 16 MHz, providing the perfect balance between speed and power efficiency.
• Memory: Equipped with 8 KB of Flash program memory, this microcontroller offers ample space for complex applications while also supporting in-application programming and in-circuit programming for enhanced flexibility.
• Data Storage: It includes 640 bytes of true data EEPROM and 1 KB of RAM, ensuring efficient data management and storage capabilities.
• I/O Pins: The device boasts up to 28 robust I/O pins, each of which is 5V tolerant and offers high sink/source current capabilities for direct drive applications.
• Advanced Peripherals: A rich set of integrated peripherals includes an advanced control timer, a standard communication interface for UART/SPI/I2C, and multiple analog features such as an ADC with an internal temperature sensor, enhancing the functionality of the microcontroller.

Applications

The STM8S903F3U3TR is versatile and can be used in various applications, including:

• Automotive systems
• Industrial controls
• Home appliances
• Consumer electronics
• Lighting systems

Package and Quality

This microcontroller is available in a TSSOP20 package, providing a compact footprint suitable for space-constrained applications. Additionally, it is characterized by an extended temperature range from -40°C to 85°C, ensuring reliable operation under extreme conditions. The STM8S903F3U3TR is also compliant with the RoHS directive and is qualified to meet the rigorous standards of the automotive industry (AEC-Q100), reflecting STMicroelectronics' commitment to quality and environmental responsibility.