STMicroelectronics STM8S105C4T3TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.13 | $6.13 |
| 15+ | $1.41 | $21.15 |
| 25+ | $1.38 | $34.50 |
| 50+ | $1.30 | $65.00 |
| 100+ | $1.15 | $115.00 |
| N+ | $0.23 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8S |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | STM8 |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | I2C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 38 |
| Program Memory Size | 16KB (16K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 1K x 8 |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.95V ~ 5.5V |
| Data Converters | A/D 10x10b |
| Oscillator Type | 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 STM8S105C4T3TR is a high-temperature 8-bit microcontroller from STMicroelectronics, featuring the STM8 core at 16MHz. It offers 16KB flash and 2KB RAM in a 48-LQFP package. With a 2.95V to 5.5V supply range and integrated brown-out detection, POR, PWM, and WDT, it is engineered for automotive and industrial applications requiring extended temperature tolerance.
- Extended temperature range up to 125°C enables use in harsh automotive environments.
- 16MHz STM8 core delivers efficient 8-bit performance for control loops.
- Integrated brown-out detection and WDT enhance system reliability.
- Wide supply voltage (2.95-5.5V) supports both 3.3V and 5V logic systems.
Automotive Engine Control
The 125°C rating and 5.5V operation make it suitable for under-hood sensors and actuator drivers in vehicles.
Industrial Motor Drives
16MHz STM8 core with PWM channels enables precise speed control of small BLDC motors in pumps and fans.
Power Tools
Robust brown-out detection ensures safe operation in high-vibration, high-temperature power tool environments.
Home Appliances
48-LQFP package and 16KB flash support washing machine timers and dishwasher control logic.
Lighting Systems
PWM outputs drive LED dimmers in street lighting, with WDT for fail-safe operation.
Smart Meters
Wide voltage range and reliable reset circuitry support utility metering in outdoor enclosures.
- Q: What is the core architecture of the STM8S105C4T3TR?
- A: It uses the STM8 8-bit core running at up to 16MHz.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C, suitable for high-temperature environments.
- Q: How much program memory does it have?
- A: It has 16KB of flash program memory and 2KB of RAM.
- Q: Does it include brown-out detection?
- A: Yes, it features brown-out detect/reset, POR, PWM, and WDT.
- Q: What is the core architecture of the STM8S105C4T3TR?
- A: It uses the STM8 8-bit core running at up to 16MHz.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C, suitable for high-temperature environments.
- Q: How much program memory does it have?
- A: It has 16KB of flash program memory and 2KB of RAM.
- Q: Does it include brown-out detection?
- A: Yes, it features brown-out detect/reset, POR, PWM, and WDT.

STM8S105C4T3TR.pdf