Overview
The STM8S208R8T6 is a high-performance 8-bit microcontroller from STMicroelectronics, part of the STM8S20xxx family. This device is known for its robust performance, reduced system cost, and short development cycles. It features an advanced STM8 core with Harvard architecture and a 3-stage pipeline, ensuring high efficiency and reliability. The microcontroller is designed to operate within a wide voltage range of 2.95 to 5.5 V, making it suitable for various applications. It also includes integrated true data EEPROM, internal clock oscillators, and a high level of system integration, which enhances its overall performance and longevity.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Advanced STM8 core with Harvard architecture and 3-stage pipeline |
| Max CPU Frequency | Up to 24 MHz, 0 wait states @ fCPU ≤ 16 MHz |
| Performance | Max 20 MIPS @ 24 MHz |
| Program Memory | Up to 64 Kbytes Flash; data retention 20 years at 55 °C after 10 kcycles |
| Data Memory | Up to 2 Kbytes true data EEPROM; endurance 300 kcycles |
| RAM | Up to 6 Kbytes |
| Operating Voltage | 2.95 to 5.5 V |
| Clock Management | Low power crystal resonator oscillator, external clock input, internal 16 MHz RC, internal low power 128 kHz RC |
| Interrupts | Nested interrupt controller with 32 interrupts, up to 37 external interrupts on 6 vectors |
| Timers | 2x 16-bit general purpose timers, advanced control timer, 8-bit basic timer, auto wakeup timer, window watchdog, independent watchdog |
| Communications Interfaces | High speed 1 Mbit/s active beCAN 2.0B, UART with LIN 2.1 compliant, SPI interface up to 10 Mbit/s, I²C interface up to 400 Kbit/s |
| ADC | 10-bit ADC with up to 16 channels |
| I/Os | Up to 68 I/Os on an 80-pin package, including 18 high sink outputs |
| Package | LQFP 64 10x10x1.4 mm |
Key Features
- Advanced Core: Features an advanced STM8 core with Harvard architecture and a 3-stage pipeline, ensuring high performance and efficiency.
- Memory: Includes up to 64 Kbytes Flash program memory, up to 2 Kbytes true data EEPROM, and up to 6 Kbytes RAM.
- Clock Management: Offers low power crystal resonator oscillator, external clock input, internal 16 MHz RC, and internal low power 128 kHz RC.
- Interrupt Management: Nested interrupt controller with 32 interrupts and up to 37 external interrupts on 6 vectors.
- Timers: Includes 2x 16-bit general purpose timers, advanced control timer, 8-bit basic timer, auto wakeup timer, window watchdog, and independent watchdog.
- Communications Interfaces: High speed 1 Mbit/s active beCAN 2.0B, UART with LIN 2.1 compliant, SPI interface up to 10 Mbit/s, and I²C interface up to 400 Kbit/s.
- ADC: 10-bit ADC with up to 16 channels.
- I/Os: Up to 68 I/Os on an 80-pin package, including 18 high sink outputs.
- Development Support: Single wire interface module (SWIM) and debug module (DM), 96-bit unique ID key for each device.
Applications
The STM8S208R8T6 is suitable for a wide range of applications, including:
- Industrial Automation: Due to its robust I/O design and various communication interfaces, it is ideal for industrial control systems.
- Automotive Systems: The microcontroller's CAN interface and LIN master mode make it suitable for automotive applications.
- Consumer Electronics: Its low power modes and high performance make it a good choice for consumer electronic devices.
- Medical Devices: The device's reliability and advanced features make it suitable for medical device applications.
- IoT Devices: The microcontroller's small footprint and low power consumption make it a good fit for IoT applications.
Q & A
- What is the maximum CPU frequency of the STM8S208R8T6?
The maximum CPU frequency is up to 24 MHz, with 0 wait states @ fCPU ≤ 16 MHz.
- What is the program memory capacity of the STM8S208R8T6?
The program memory capacity is up to 64 Kbytes Flash.
- What is the endurance of the data EEPROM in the STM8S208R8T6?
The data EEPROM has an endurance of 300 k write/erase cycles.
- What are the operating voltage ranges for the STM8S208R8T6?
The operating voltage ranges from 2.95 to 5.5 V.
- What communication interfaces are available on the STM8S208R8T6?
The microcontroller features high speed 1 Mbit/s active beCAN 2.0B, UART with LIN 2.1 compliant, SPI interface up to 10 Mbit/s, and I²C interface up to 400 Kbit/s.
- How many I/Os are available on the STM8S208R8T6?
Up to 68 I/Os are available on an 80-pin package, including 18 high sink outputs.
- What development tools are supported by the STM8S208R8T6?
The microcontroller supports single wire interface module (SWIM) and debug module (DM), and a 96-bit unique ID key for each device.
- What is the package type of the STM8S208R8T6?
The package type is LQFP 64 10x10x1.4 mm.
- What are the power modes available on the STM8S208R8T6?
The microcontroller features wait, active-halt, and halt low power modes, with peripheral clocks switched off individually.
- Is the STM8S208R8T6 RoHS compliant?
Yes, the STM8S208R8T6 is RoHS compliant with an Ecopack2 grade.
