Overview
The STM8S207C8T3 is an 8-bit microcontroller from STMicroelectronics, part of the STM8S20xxx performance line. This microcontroller is designed to offer high performance, robustness, and cost-effectiveness, making it suitable for a wide range of applications. It features up to 128 Kbytes of Flash program memory, up to 2 Kbytes of true data EEPROM, and up to 6 Kbytes of RAM. The device operates at a CPU clock frequency of up to 24 MHz, achieving a maximum of 20 MIPS. It is known for its advanced core with Harvard architecture and a 3-stage pipeline, ensuring efficient and reliable operation.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 8-bit STM8 core, Harvard architecture, 3-stage pipeline, extended instruction set |
| Max CPU Frequency | Up to 24 MHz, 0 wait states @ fCPU ≤ 16 MHz |
| Performance | Up to 20 MIPS @ 24 MHz |
| Memories | Program: Up to 128 Kbytes Flash; Data: Up to 2 Kbytes true data EEPROM; RAM: Up to 6 Kbytes |
| Operating Voltage | 2.95 V to 5.5 V |
| Clock Management | Low power crystal resonator oscillator, external clock input, internal user-trimmable 16 MHz RC, internal low power 128 kHz RC |
| Power Modes | Wait, active-halt, & halt low power modes; peripheral clocks switched off individually |
| Interrupt Management | 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 with 8-bit prescaler, auto wakeup timer |
| 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 48 7x7x1.4 mm |
| Operating Temperature | -40°C to 125°C |
Key Features
- Advanced Core: 8-bit STM8 core with Harvard architecture and a 3-stage pipeline, extended instruction set.
- High Performance: Up to 24 MHz CPU clock frequency, achieving up to 20 MIPS.
- Memory: Up to 128 Kbytes Flash program memory, up to 2 Kbytes true data EEPROM, and up to 6 Kbytes RAM.
- Power Management: Low power modes including wait, active-halt, and halt; peripheral clocks can be switched off individually.
- Interrupt Management: Nested interrupt controller with 32 interrupts and up to 37 external interrupts on 6 vectors.
- Timers and Watchdogs: Multiple timers including 16-bit general purpose timers, advanced control timer, and independent watchdogs.
- Communications Interfaces: High speed CAN, UART with LIN 2.1 compliance, SPI, and I²C interfaces.
- ADC and I/Os: 10-bit ADC with up to 16 channels and highly robust I/O design with up to 68 I/Os.
- Development Support: Single wire interface module (SWIM) and debug module (DM), 96-bit unique ID key for each device.
Applications
The STM8S207C8T3 is suitable for a variety of applications, particularly in medium- to higher-end segments. These include:
- Industrial Applications: Automation, control systems, and industrial automation.
- Consumer Electronics: Home appliances, audio equipment, and other consumer devices.
- Automotive Systems: Vehicle control systems, safety features, and entertainment systems.
- Medical Devices: Medical equipment and diagnostic tools.
- IoT and Smart Devices: Internet of Things (IoT) devices, smart home appliances, and wearable technology.
Q & A
- What is the maximum CPU clock frequency of the STM8S207C8T3?
The maximum CPU clock frequency is up to 24 MHz.
- How much Flash program memory does the STM8S207C8T3 have?
The STM8S207C8T3 has up to 128 Kbytes of Flash program memory.
- What is the endurance of the data EEPROM in the STM8S207C8T3?
The data EEPROM has an endurance of up to 300 k write/erase cycles.
- What are the power modes available in the STM8S207C8T3?
The available power modes include wait, active-halt, and halt, with the ability to switch off peripheral clocks individually.
- Does the STM8S207C8T3 support CAN communication?
Yes, it supports high speed 1 Mbit/s active beCAN 2.0B.
- What types of timers are available in the STM8S207C8T3?
The device includes 16-bit general purpose timers, an advanced control timer, and an 8-bit basic timer with an 8-bit prescaler.
- How many I/Os does the STM8S207C8T3 have?
It has up to 68 I/Os on an 80-pin package, including 18 high sink outputs.
- What is the operating voltage range of the STM8S207C8T3?
The operating voltage range is from 2.95 V to 5.5 V.
- Does the STM8S207C8T3 have a built-in ADC?
Yes, it features a 10-bit ADC with up to 16 channels.
- What development tools are available for the STM8S207C8T3?
The device supports a single wire interface module (SWIM) and a debug module (DM), along with a 96-bit unique ID key for each device.
