Overview
The STM8S103K3U6TR is an 8-bit microcontroller from STMicroelectronics, part of the STM8S access line. This microcontroller is designed to offer a balance of performance, robustness, and cost-effectiveness. It features a 16 MHz advanced STM8 core with Harvard architecture and a 3-stage pipeline, along with an extended instruction set. The device includes integrated true data EEPROM, multiple timers, and various communication interfaces, making it suitable for a wide range of applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | 16 MHz advanced STM8 core with Harvard architecture and 3-stage pipeline |
| Program Memory | 8 Kbyte Flash; data retention 20 years at 55 °C after 10 kcycle |
| Data Memory | 640 byte true data EEPROM; endurance 300 kcycle |
| RAM | 1 Kbyte |
| Operating Voltage | 2.95 to 5.5 V |
| Clock Sources | Low power crystal resonator oscillator, external clock input, internal user-trimmable 16 MHz RC, internal low-power 128 kHz RC |
| Timers | Advanced control timer (16-bit, 4 CAPCOM channels), 16-bit general purpose timer, 8-bit 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 | 10-bit, ±1 LSB ADC with up to 5 multiplexed channels, scan mode and analog watchdog |
| I/Os | Up to 28 I/Os on a 32-pin package including 21 high sink outputs |
| Package | UFQFPN 32 5x5x0.55 mm |
Key Features
- Advanced 16 MHz STM8 core with Harvard architecture and 3-stage pipeline
- Integrated true data EEPROM with 300 k write/erase cycles
- Multiple timers: advanced control timer, general purpose timer, basic timer, auto wake-up timer, and watchdog timers
- Communication interfaces: UART, SPI, and I2C
- 10-bit ADC with up to 5 multiplexed channels and analog watchdog
- Highly robust I/O design, immune against current injection
- 96-bit unique key for each device
- Low-power modes: wait, active-halt, halt; switch-off peripheral clocks individually
- Clock security system with clock monitor and permanently active, low-consumption power-on and power-down reset
Applications
The STM8S103K3U6TR is versatile and can be used in various applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Smart home devices
- IoT devices requiring low power consumption and robust performance
Q & A
- What is the core frequency of the STM8S103K3U6TR?
The core frequency is 16 MHz.
- What type of memory does the STM8S103K3U6TR have?
The device has 8 Kbyte Flash program memory, 640 byte true data EEPROM, and 1 Kbyte RAM.
- What are the operating voltage ranges for the STM8S103K3U6TR?
The operating voltage ranges from 2.95 to 5.5 V.
- What communication interfaces are available on the STM8S103K3U6TR?
The device features UART, SPI up to 8 Mbit/s, and I2C up to 400 kbit/s.
- Does the STM8S103K3U6TR have any power-saving features?
Yes, it includes low-power modes such as wait, active-halt, and halt, and the ability to switch off peripheral clocks individually.
- What is the package type of the STM8S103K3U6TR?
The package type is UFQFPN 32 5x5x0.55 mm.
- How many I/Os does the STM8S103K3U6TR have?
The device has up to 28 I/Os on a 32-pin package, including 21 high sink outputs.
- Does the STM8S103K3U6TR have a unique identifier?
Yes, each device has a 96-bit unique key.
- What is the endurance of the data EEPROM in the STM8S103K3U6TR?
The data EEPROM has an endurance of 300 k write/erase cycles.
- Are there any watchdog timers on the STM8S103K3U6TR?
Yes, the device includes window watchdog and independent watchdog timers.
