Overview
The STM8S103K3T3CTR is a member of the STM8S access line 8-bit microcontrollers from STMicroelectronics. This microcontroller is designed to offer a balance of performance, robustness, and reduced system cost. It features a 16 MHz advanced STM8 core with Harvard architecture and a 3-stage pipeline, ensuring high efficiency and reliability. The device includes integrated true data EEPROM, internal clock oscillators, watchdogs, and a clock security system, 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 Management | Flexible clock control, 4 master clock sources; internal, user-trimmable 16 MHz RC; internal low-power 128 kHz RC |
| Power Management | Low-power modes (wait, active-halt, halt); switch-off peripheral clocks individually |
| Interrupt Management | Nested interrupt controller with 32 interrupts; up to 27 external interrupts on 6 vectors |
| Timers | Advanced control timer: 16-bit, 4 CAPCOM channels; 16-bit general purpose timer; 8-bit basic timer |
| Communication Interfaces | UART with clock output; SPI interface up to 8 Mbit/s; I2C interface up to 400 kbit/s |
| Analog to Digital Converter (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 | LQFP 32 7x7x1.4 mm |
| Operating Temperature | -40 °C to 125 °C |
Key Features
- Advanced Core: 16 MHz STM8 core with Harvard architecture and 3-stage pipeline.
- Memory: 8 Kbyte Flash program memory, 640 byte true data EEPROM, and 1 Kbyte RAM.
- Clock Management: Flexible clock control with 4 master clock sources, including internal and external clock options.
- Power Management: Low-power modes (wait, active-halt, halt) and individual peripheral clock switch-off.
- Interrupt Management: Nested interrupt controller with 32 interrupts and up to 27 external interrupts.
- Timers: Advanced control timer, 16-bit general purpose timer, and 8-bit basic timer.
- Communication Interfaces: UART, SPI up to 8 Mbit/s, and I2C up to 400 kbit/s.
- Analog to Digital Converter (ADC): 10-bit ADC with up to 5 multiplexed channels and analog watchdog.
- I/Os: Up to 28 I/Os with highly robust design, immune against current injection.
- Unique ID: 96-bit unique key for each device.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators due to its robust I/O design and low-power modes.
- Consumer Electronics: Ideal for applications requiring low power consumption and high reliability, such as remote controls and home appliances.
- Automotive Systems: Can be used in various automotive applications due to its robustness and wide operating temperature range.
- Medical Devices: Appropriate for medical devices that require precise timing and low power consumption.
- IoT Devices: Suitable for Internet of Things (IoT) devices that need efficient processing and communication capabilities.
Q & A
- What is the core frequency of the STM8S103K3T3CTR?
The core frequency is 16 MHz.
- How much program memory does the STM8S103K3T3CTR have?
The device has 8 Kbyte Flash program memory.
- What is the endurance of the data EEPROM in the STM8S103K3T3CTR?
The data EEPROM has an endurance of 300 k write/erase cycles.
- What are the operating voltage ranges for the STM8S103K3T3CTR?
The operating voltage ranges from 2.95 to 5.5 V.
- Does the STM8S103K3T3CTR support low-power modes?
Yes, it supports low-power modes such as wait, active-halt, and halt.
- What communication interfaces are available on the STM8S103K3T3CTR?
The device includes UART, SPI up to 8 Mbit/s, and I2C up to 400 kbit/s interfaces.
- How many I/Os does the STM8S103K3T3CTR have?
The device has up to 28 I/Os on a 32-pin package.
- What is the operating temperature range for the STM8S103K3T3CTR?
The operating temperature range is from -40 °C to 125 °C.
- Does the STM8S103K3T3CTR have a unique identifier?
Yes, each device has a 96-bit unique key.
- What types of timers are available on the STM8S103K3T3CTR?
The device includes an advanced control timer, a 16-bit general purpose timer, and an 8-bit basic timer.
