Overview
The STM8S105C4T3TR is an 8-bit microcontroller from STMicroelectronics, part of the STM8S Access Line family. This microcontroller is designed to offer a balance of performance, power efficiency, and feature richness, making it suitable for a wide range of applications. It features a 16 MHz advanced STM8 core with Harvard architecture and a 3-stage pipeline, ensuring efficient execution of instructions. The device is packaged in a 48-pin LQFP (7x7 mm) package, providing a compact solution for various embedded systems.
Key Specifications
| Specification | Details |
|---|---|
| Core | 16 MHz advanced STM8 core with Harvard architecture and 3-stage pipeline |
| Program Memory | Up to 32 Kbyte Flash |
| Data Memory | Up to 1 Kbyte true data EEPROM; up to 2 Kbyte RAM |
| Operating Voltage | 2.95 to 5.5 V |
| Clock Control | Flexible clock control with 4 master clock sources: low power crystal resonator oscillator, external clock input, internal 16 MHz RC, and internal low-power 128 kHz RC |
| Communication Interfaces | UART, SPI up to 8 Mbit/s, I²C up to 400 kbit/s |
| Analog to Digital Converter (ADC) | 10-bit, ±1 LSB ADC with up to 10 multiplexed channels |
| Timers | Advanced control timer, 2x16-bit general purpose timer, 8-bit basic timer, auto wake-up timer, window watchdog and independent watchdog timers |
| I/Os | Up to 38 I/Os on a 48-pin package including 16 high sink outputs |
| Package | 48-pin LQFP (7x7 mm) |
Key Features
- Advanced 16 MHz STM8 core with Harvard architecture and 3-stage pipeline
- Integrated EEPROM and RAM for data storage
- Flexible clock control with multiple clock sources
- Low-power modes (wait, active-halt, halt) and individual peripheral clock switch-off
- Nested interrupt controller with up to 37 external interrupts
- Advanced timers including 16-bit and 8-bit timers, auto wake-up timer, and watchdog timers
- UART, SPI, and I²C communication interfaces
- 10-bit ADC with up to 10 multiplexed channels and analog watchdog
- Highly robust I/O design immune against current injection
- 96-bit unique ID for each device
Applications
The STM8S105C4T3TR is versatile and can be used in a variety of applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Smart home devices
- IoT devices
Q & A
- What is the core frequency of the STM8S105C4T3TR?
The core frequency is 16 MHz. - What is the operating voltage range of the STM8S105C4T3TR?
The operating voltage range is 2.95 to 5.5 V. - How much program memory does the STM8S105C4T3TR have?
The device has up to 32 Kbyte of Flash program memory. - What communication interfaces are available on the STM8S105C4T3TR?
The device features UART, SPI up to 8 Mbit/s, and I²C up to 400 kbit/s. - Does the STM8S105C4T3TR have any power-saving features?
Yes, it includes low-power modes (wait, active-halt, halt) and the ability to switch off peripheral clocks individually. - What type of ADC is integrated into the STM8S105C4T3TR?
The device has a 10-bit ADC with up to 10 multiplexed channels and an analog watchdog. - How many I/Os are available on the STM8S105C4T3TR?
Up to 38 I/Os are available on the 48-pin package, including 16 high sink outputs. - What is the package type of the STM8S105C4T3TR?
The device is packaged in a 48-pin LQFP (7x7 mm). - Does the STM8S105C4T3TR have any unique identification feature?
Yes, each device has a 96-bit unique ID. - What are the main timer features of the STM8S105C4T3TR?
The device includes an advanced control timer, 2x16-bit general purpose timers, an 8-bit basic timer, an auto wake-up timer, and watchdog timers.
