Overview
The STM8S105K4T6C is a mainstream access line 8-bit microcontroller from STMicroelectronics. It belongs to the STM8S family, which is known for its performance, robustness, and cost-effectiveness. This microcontroller offers a range of benefits including reduced system cost, short development cycles, and product longevity. It features a 16 MHz advanced STM8 core with Harvard architecture and a 3-stage pipeline, along with an extended instruction set. The device is designed to operate within a voltage range of 2.95 V to 5.5 V, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| 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 V to 5.5 V |
| Package Type | LQFP-32 (7x7 mm) |
| Clock Sources | Internal, user-trimmable 16 MHz RC, internal low-power 128 kHz RC, external clock input, low power crystal resonator oscillator |
| 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, scan mode and analog watchdog |
| I/Os | Up to 38 I/Os including 16 high sink outputs |
| Unique ID | 96-bit unique key for each device |
Key Features
- Advanced Core: 16 MHz advanced STM8 core with Harvard architecture and a 3-stage pipeline.
- 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 modes, and a clock security system.
- Interrupt Management: Nested interrupt controller with 32 interrupts and up to 37 external interrupts on 6 vectors.
- Timers: Advanced control timer, 2x16-bit general purpose timers, 8-bit basic timer, and auto wake-up timer.
- Communication Interfaces: UART with clock output, SPI up to 8 Mbit/s, and I2C up to 400 kbit/s.
- Analog to Digital Converter (ADC): 10-bit ADC with up to 10 multiplexed channels, scan mode, and analog watchdog.
- I/Os: Up to 38 I/Os including 16 high sink outputs with highly robust I/O design.
- Unique ID: 96-bit unique key for each device.
Applications
The STM8S105K4T6C is suitable for a wide range of applications due to its versatility and robust features. Some common applications include:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Smart home devices
- IoT devices
Q & A
- What is the core frequency of the STM8S105K4T6C?
The core frequency is 16 MHz.
- What is the maximum program memory available in the STM8S105K4T6C?
The maximum program memory is up to 32 Kbyte Flash.
- What is the endurance of the data EEPROM in the STM8S105K4T6C?
The data EEPROM has an endurance of 300 k write/erase cycles.
- What is the operating voltage range of the STM8S105K4T6C?
The operating voltage range is from 2.95 V to 5.5 V.
- What types of communication interfaces are available on the STM8S105K4T6C?
The device features UART, SPI up to 8 Mbit/s, and I2C up to 400 kbit/s.
- What is the resolution of the ADC in the STM8S105K4T6C?
The ADC is a 10-bit ADC with ±1 LSB accuracy.
- How many I/Os are available on the STM8S105K4T6C?
Up to 38 I/Os are available, including 16 high sink outputs.
- Does the STM8S105K4T6C have a unique identifier?
Yes, each device has a 96-bit unique key.
- What are the low-power modes available in the STM8S105K4T6C?
The device supports wait, active-halt, and halt low-power modes.
- Can the peripheral clocks be switched off individually in the STM8S105K4T6C?
Yes, the peripheral clocks can be switched off individually.
