STMicroelectronics STM8S208CBT3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $10.42 | $10.42 |
| 15+ | $2.39 | $35.85 |
| 25+ | $2.34 | $58.50 |
| 50+ | $2.21 | $110.50 |
| 100+ | $1.95 | $195.00 |
| N+ | $0.39 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8S |
| Packaging | Bulk | NULL |
| Core Processor | STM8 |
| Core Size | 8-Bit |
| Speed | 24MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 38 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 6K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.95V ~ 5.5V |
| Data Converters | A/D 10x10b SAR |
| Oscillator Type | External, Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-LQFP (7x7) |
| Package / Case | 48-LQFP |
| ROHS |
The STM8S208CBT3 from STMicroelectronics is an 8-bit STM8 MCU with 128KB flash and 6KB RAM in a 48-LQFP package. It runs at 24MHz with 2.95V-5.5V supply, featuring brown-out detection, POR, PWM, and WDT for reliable control applications.
- High-temperature operation up to 125°C extends application range.
- 5V-tolerant I/O simplifies interfacing with legacy industrial logic.
- 128KB flash provides ample space for firmware and data logging.
- Integrated brown-out reset enhances system stability.
Automotive ECU Modules
The 125°C rating and 5V operation make it ideal for engine control and transmission sensors.
Industrial Motor Drives
24MHz speed and PWM channels enable precise speed control in 3-phase BLDC motors.
Power Tools
Robust I/O and WDT ensure reliable operation under vibration and voltage spikes.
HVAC Controllers
128KB flash supports complex thermostat algorithms and communication stacks.
Smart Sensors
Low-power modes and 6KB RAM allow efficient data processing in field transmitters.
Medical Monitoring Devices
Wide temperature range and 5V compatibility suit portable diagnostic equipment.
- Q: What is the core architecture?
- A: It uses the STM8 8-bit core running at 24MHz.
- Q: What is the flash memory size?
- A: It has 128KB of program flash.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C, suitable for high-temperature environments.
- Q: Does it have brown-out detection?
- A: Yes, it includes Brown-out Detect/Reset, POR, PWM, and WDT.
- Q: What is the core architecture?
- A: It uses the STM8 8-bit core running at 24MHz.
- Q: What is the flash memory size?
- A: It has 128KB of program flash.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C, suitable for high-temperature environments.
- Q: Does it have brown-out detection?
- A: Yes, it includes Brown-out Detect/Reset, POR, PWM, and WDT.

STM8S208CBT3.pdf