Overview
The STM8S207R8T3TR is a high-performance 8-bit microcontroller from STMicroelectronics, part of the STM8S20xxx family. These microcontrollers are known for their high-density features, offering from 32 to 128 Kbytes of Flash program memory. The STM8S207R8T3TR is designed to reduce system cost through integrated true data EEPROM, internal clock oscillators, watchdog, and brown-out reset. It ensures robust performance with a 24 MHz CPU clock frequency and enhanced characteristics such as robust I/O, independent watchdogs, and a clock security system. The device supports short development cycles due to its application scalability across a common family product architecture with compatible pinout, memory map, and modular peripherals.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Advanced STM8 core with Harvard architecture and 3-stage pipeline |
| Maximum Clock Frequency | Up to 24 MHz, 0 wait states @ fCPU ≤ 16 MHz |
| Performance | Up to 20 MIPS @ 24 MHz |
| Program Memory | Up to 128 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 |
| Package | LQFP 64 10x10x1.4 mm |
| Number of I/Os | Up to 68 I/Os on an 80-pin package including 18 high sink outputs |
| ADC Resolution | 10-bit ADC with up to 16 channels |
| Communication Interfaces | UART, LIN, SPI, I2C, CAN 2.0B |
| Timers | 2x 16-bit general purpose timers, advanced control timer, 8-bit basic timer, auto wakeup timer |
| Interrupt Management | Nested interrupt controller with 32 interrupts, up to 37 external interrupts on 6 vectors |
Key Features
- Advanced STM8 core with Harvard architecture and 3-stage pipeline
- Extended instruction set and up to 20 MIPS performance at 24 MHz
- Integrated true data EEPROM for up to 300 k write/erase cycles
- High system integration level with internal clock oscillators, watchdog, and brown-out reset
- Robust I/O design, immune against current injection
- Multiple communication interfaces including UART, LIN, SPI, I2C, and CAN 2.0B
- Various timers and interrupt management capabilities
- Low power modes including wait, active-halt, and halt modes
- Single wire interface module (SWIM) and debug module (DM) for development support
- 96-bit unique ID key for each device
Applications
The STM8S207R8T3TR microcontroller is suitable for a wide range of applications that require high performance, low power consumption, and robust features. These include:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Smart home appliances
- IoT devices
Q & A
- What is the maximum clock frequency of the STM8S207R8T3TR?
The maximum clock frequency is up to 24 MHz, with 0 wait states at fCPU ≤ 16 MHz.
- How much program memory does the STM8S207R8T3TR have?
The STM8S207R8T3TR has up to 128 Kbytes of Flash program memory.
- What is the operating voltage range of the STM8S207R8T3TR?
The operating voltage range is from 2.95 V to 5.5 V.
- What communication interfaces are available on the STM8S207R8T3TR?
The device supports UART, LIN, SPI, I2C, and CAN 2.0B communication interfaces.
- How many I/Os does the STM8S207R8T3TR have?
The device has up to 68 I/Os on an 80-pin package, including 18 high sink outputs.
- What is the ADC resolution of the STM8S207R8T3TR?
The ADC resolution is 10-bit with up to 16 channels.
- Does the STM8S207R8T3TR support low power modes?
Yes, it supports wait, active-halt, and halt low power modes.
- What development tools are available for the STM8S207R8T3TR?
The device supports single wire interface module (SWIM) and debug module (DM) for development.
- Is the STM8S207R8T3TR RoHS compliant?
Yes, the device is RoHS compliant with an Ecopack2 grade.
- What is the package type of the STM8S207R8T3TR?
The package type is LQFP 64 10x10x1.4 mm.
