Overview
The STM8S105C6T6 is a mainstream access line 8-bit microcontroller from STMicroelectronics. It belongs to the STM8S family, known for its medium-density profile, offering a balance of performance, robustness, and cost-effectiveness. This microcontroller features a 16 MHz advanced STM8 core with Harvard architecture and a 3-stage pipeline, along with an extended instruction set. It is designed to reduce system cost through high system integration, including internal clock oscillators, watchdogs, and brown-out reset. The device supports short development cycles due to its scalable architecture and ensures product longevity with its state-of-the-art technology and operating supply range of 2.95 V to 5.5 V.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Frequency | 16 MHz |
| Program Memory | Up to 32 Kbyte Flash |
| Data Memory | Up to 1 Kbyte true data EEPROM; endurance 300 kcycle |
| RAM | Up to 2 Kbyte |
| Operating Voltage | 2.95 to 5.5 V |
| Clock Sources | Flexible clock control, 4 master clock sources (including internal RC and external clock input) |
| Interrupts | Nested interrupt controller with 32 interrupts; up to 37 external interrupts on 6 vectors |
| Timers | Advanced control timer, 2x16-bit general purpose timer, 8-bit basic timer, auto wake-up timer, window watchdog and independent watchdog timers |
| Communication Interfaces | UART, SPI up to 8 Mbit/s, I2C up to 400 kbit/s |
| ADC | 10-bit, ±1 LSB ADC with up to 10 multiplexed channels, scan mode and analog watchdog |
| I/Os | Up to 38 I/Os on a 48-pin package including 16 high sink outputs |
| Package | LQFP 48 7x7x1.4 mm |
Key Features
- Core and Architecture: 16 MHz advanced STM8 core with Harvard architecture and 3-stage pipeline, extended instruction set.
- Memories: Up to 32 Kbyte Flash program memory, up to 1 Kbyte true data EEPROM, and up to 2 Kbyte RAM.
- Clock and Supply Management: Flexible clock control with 4 master clock sources, low power crystal resonator oscillator, external clock input, and internal RC oscillators.
- Power Management: Low-power modes (wait, active-halt, halt), switch-off peripheral clocks individually, and permanently active, low-consumption power-on and power-down reset.
- Interrupt Management: Nested interrupt controller with 32 interrupts, up to 37 external interrupts on 6 vectors.
- Timers and Watchdogs: Advanced control timer, general purpose timers, basic timer, auto wake-up timer, window watchdog, and independent watchdog timers.
- Communication Interfaces: UART with clock output, SPI up to 8 Mbit/s, I2C up to 400 kbit/s.
- ADC and I/Os: 10-bit ADC with up to 10 multiplexed channels, highly robust I/O design with up to 38 I/Os including 16 high sink outputs.
- Unique ID: 96-bit unique key for each device.
Applications
The STM8S105C6T6 is suitable for a wide range of applications due to its versatile features and robust design. Some common applications include:
- Industrial Control Systems: The microcontroller's advanced timers, watchdogs, and robust I/Os make it ideal for industrial control and automation systems.
- Consumer Electronics: Its low power modes and flexible clock control make it suitable for battery-powered consumer electronics.
- Automotive Systems: The device's ability to operate within a wide voltage range and its robust I/O design make it a good fit for automotive applications.
- Medical Devices: The high precision of the ADC and the reliability of the device make it suitable for medical device applications.
- IoT Devices: The microcontroller's communication interfaces (UART, SPI, I2C) and low power modes are beneficial for IoT applications.
Q & A
- What is the core frequency of the STM8S105C6T6 microcontroller?
The core frequency of the STM8S105C6T6 microcontroller is 16 MHz.
- How much program memory does the STM8S105C6T6 have?
The STM8S105C6T6 has up to 32 Kbyte Flash program memory.
- What is the endurance of the data EEPROM in the STM8S105C6T6?
The data EEPROM in the STM8S105C6T6 has an endurance of 300 k write/erase cycles.
- What are the operating voltage ranges for the STM8S105C6T6?
The operating voltage range for the STM8S105C6T6 is 2.95 V to 5.5 V.
- What communication interfaces are available on the STM8S105C6T6?
The STM8S105C6T6 features UART, SPI up to 8 Mbit/s, and I2C up to 400 kbit/s communication interfaces.
- How many I/Os are available on the STM8S105C6T6?
The STM8S105C6T6 has up to 38 I/Os on a 48-pin package, including 16 high sink outputs.
- What is the package type of the STM8S105C6T6?
The package type of the STM8S105C6T6 is LQFP 48 7x7x1.4 mm.
- Does the STM8S105C6T6 have any power-saving features?
Yes, the STM8S105C6T6 has low-power modes (wait, active-halt, halt) and the ability to switch off peripheral clocks individually.
- What kind of timers are available on the STM8S105C6T6?
The STM8S105C6T6 features an advanced control timer, two 16-bit general purpose timers, an 8-bit basic timer, an auto wake-up timer, and window and independent watchdog timers.
- Is the STM8S105C6T6 RoHS compliant?
Yes, the STM8S105C6T6 is RoHS compliant with an Ecopack2 grade.
