Manufacturer Part Number
STM8S903F3U6TR
Manufacturer
STMicroelectronics
Introduction
High-performance 8-bit microcontroller with integrated features for embedded control
Product Features and Performance
Core Processor: STM8
Core Size: 8-Bit
Speed: 16MHz
Highly efficient core for cost-sensitive applications
Connectivity options including I2C, IrDA, LINbus, SPI, UART/USART
Integrated peripherals with Brown-out Detect/Reset, Power-On Reset, PWM, Watchdog Timer
Flexible I/O options with 16 GPIO pins
Product Advantages
Balance of performance and power consumption
Enhanced peripheral set for versatile control
Support for multiple communication protocols aids in system integration
Suitable for industrial operating temperature range
Key Technical Parameters
Program Memory Size: 8KB FLASH
EEPROM Size: 640 x 8
RAM Size: 1K x 8
Voltage Supply Range: 2.95V to 5.5V
Data Converters: 5-channel 10-bit A/D converters
Internal Oscillator for system clock
Operating Temperature from -40°C to 85°C
Quality and Safety Features
Robust design ensures stable operation in harsh environments
Package designed for optimal heat dissipation
Brown-out and Power-On Reset for system reliability
Compatibility
Compatible with ST's development and programming tools
Ease of PCBA integration with standard surface mount technology
Application Areas
Industrial control systems
Consumer electronics
Automotive systems
Home automation and IoT devices
Product Lifecycle
Status: Active
Not nearing discontinuation with strong manufacturer support
Replacements and upgrades available for future scalability
Several Key Reasons to Choose This Product
High integration reduces system complexity and BOM cost
Wide temperature range fits demanding industrial applications
Efficient core and low power consumption align with energy-sensitive designs
Diverse embedded features enable comprehensive system-level solutions
Extensive support and tools from STMicroelectronics facilitate development
Good long-term availability and lifecycle support from a reputable semiconductor company