Overview
The STM8S207C8T3TR is a high-performance 8-bit microcontroller from STMicroelectronics, part of the STM8S20xxx family. This microcontroller is known for its high-density features, offering up to 64 Kbytes of Flash program memory. It is designed to reduce system cost through integrated true data EEPROM, internal clock oscillators, watchdog, and brown-out reset. The device 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. It also supports short development cycles due to its scalable architecture and comprehensive development tools.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | STM8, 8-Bit |
| Speed | Up to 24 MHz |
| Flash Memory | Up to 64 Kbytes |
| Data EEPROM | Up to 2 Kbytes, 300 k write/erase cycles |
| RAM | Up to 6 Kbytes |
| Operating Voltage | 2.95 V to 5.5 V |
| Package | LQFP 48 (7x7x1.4 mm) |
| Operating Temperature | -40°C to 125°C |
| 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 |
| Communications Interfaces | UART with LIN 2.1, SPI up to 10 Mbit/s, I²C up to 400 Kbit/s, CAN 2.0B |
| ADC | 10-bit ADC with up to 16 channels |
| I/Os | Up to 68 I/Os, including 18 high sink outputs |
Key Features
- Advanced Core: STM8 core with Harvard architecture and 3-stage pipeline, extended instruction set, and up to 20 MIPS at 24 MHz.
- Memory: Up to 64 Kbytes Flash, up to 2 Kbytes true data EEPROM, and up to 6 Kbytes RAM.
- Clock and Reset Management: Internal, user-trimmable 16 MHz RC oscillator, internal low power 128 kHz RC oscillator, clock security system, and low power crystal resonator oscillator.
- Power Management: Wait, active-halt, and halt low power modes, peripheral clocks switched off individually, and permanently active, low consumption power-on and power-down reset.
- Interrupt Management: Nested interrupt controller with 32 interrupts and up to 37 external interrupts on 6 vectors.
- Timers and Watchdogs: 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 CAN 2.0B, UART with LIN 2.1 compliant, SPI interface up to 10 Mbit/s, and I²C interface up to 400 Kbit/s.
- ADC and I/Os: 10-bit ADC with up to 16 channels and highly robust I/O design with up to 68 I/Os 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 STM8S207C8T3TR microcontroller is suitable for a wide range of applications due to its robust features and versatile interfaces. Some common applications include:
- Industrial Control Systems: For controlling and monitoring industrial processes, the microcontroller's robust I/O and communication interfaces make it an ideal choice.
- Automotive Systems: The LIN and CAN interfaces, along with the microcontroller's ability to operate in a wide temperature range, make it suitable for automotive applications.
- Consumer Electronics: The microcontroller's low power modes and comprehensive set of peripherals make it suitable for various consumer electronic devices.
- Medical Devices: The high reliability and robustness of the microcontroller, along with its advanced features, make it a good fit for medical device applications.
Q & A
- What is the maximum clock frequency of the STM8S207C8T3TR microcontroller?
The maximum clock frequency is up to 24 MHz.
- How much Flash memory does the STM8S207C8T3TR have?
The microcontroller has up to 64 Kbytes of Flash memory.
- What is the operating voltage range of the STM8S207C8T3TR?
The operating voltage range is from 2.95 V to 5.5 V.
- What communication interfaces are available on the STM8S207C8T3TR?
The microcontroller features UART with LIN 2.1, SPI up to 10 Mbit/s, I²C up to 400 Kbit/s, and CAN 2.0B.
- How many I/Os does the STM8S207C8T3TR have?
The microcontroller has up to 68 I/Os, including 18 high sink outputs.
- What is the purpose of the clock security system in the STM8S207C8T3TR?
The clock security system ensures that the microcontroller operates within a safe clock frequency range, preventing malfunctions due to clock failures.
- Does the STM8S207C8T3TR support low power modes?
Yes, it supports wait, active-halt, and halt low power modes to reduce power consumption.
- What is the role of the 96-bit unique ID key in the STM8S207C8T3TR?
The 96-bit unique ID key provides a unique identifier for each device, which can be used for security and identification purposes.
- What development tools are available for the STM8S207C8T3TR?
The microcontroller supports single wire interface module (SWIM) and debug module (DM) for development and debugging.
- Is the STM8S207C8T3TR RoHS compliant?
Yes, the microcontroller is RoHS compliant with an Ecopack2 grade.
