The STM8S105C4T3 is a high-performance microcontroller unit (MCU) from STMicroelectronics, which belongs to the STM8S series, designed for a broad range of applications. This versatile MCU features an advanced 8-bit core, STM8 core, operating at a frequency of up to 16 MHz. It is well-suited for industrial control, consumer products, automotive systems, and other embedded applications that require a balance between performance and cost.

Key Features

• Core: STM8 8-bit core with Harvard architecture and 3-stage pipeline
• Frequency: Up to 16 MHz clock speed for robust processing capabilities
• Flash Memory: 16 Kbytes of Flash program memory with read-while-write support, offering ample space for complex programs
• RAM: 2 Kbytes of RAM for smooth operation and data manipulation
• Data EEPROM: 1 Kbyte of true data EEPROM with endurance up to 300,000 write/erase cycles, ideal for parameter storage
• I/O Ports: 34/37 fast I/O pins, all of which can be mapped to 16 external interrupt vectors, providing flexibility in peripheral control
• Timers: Advanced control timer, two general-purpose timers, and an SPI/I2C interface for versatile timing and peripheral communication
• ADC: 10-bit analog-to-digital converter with up to 5 multiplexed channels, enabling accurate sensor readings and analog data conversion
• Communication Interfaces: Integrated UART, SPI, and I2C interfaces for full-duplex communication with external devices

Additional Benefits

The STM8S105C4T3 MCU also features an embedded single-wire interface module (SWIM) for real-time development which simplifies debugging and programming. Enhanced EMI robustness ensures stable operation even in electrically noisy environments. The device operates over a wide temperature range from -40°C to 85°C, making it suitable for demanding conditions.

Designed with power efficiency in mind, the STM8S105C4T3 includes an array of power-saving modes including Active-Halt and True Halt modes, which significantly reduce power consumption when the device is not in active use.

STMicroelectronics provides comprehensive development support for the STM8S105C4T3 with a full suite of software tools, libraries, and documentation, making it easier for engineers to bring their products to market quickly and efficiently.