STMicroelectronics STM8S103K3T6CTR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.39 | $2.39 |
| 15+ | $1.57 | $23.55 |
| 25+ | $1.54 | $38.50 |
| 50+ | $1.45 | $72.50 |
| 100+ | $1.28 | $128.00 |
| N+ | $0.26 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8S |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| 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 | 28 |
| Program Memory Size | 8KB (8K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 640 x 8 |
| RAM Size | 1K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.95V ~ 5.5V |
| Data Converters | A/D 4x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-LQFP (7x7) |
| Package / Case | 32-LQFP |
| ROHS |  |
The STM8S103K3T6CTR from STMicroelectronics is a robust 8-bit microcontroller featuring the STM8 core at 16MHz. It provides 8KB of flash and 1KB of RAM, operating from 2.95V to 5.5V. Housed in a 32-pin LQFP package, it integrates PWM, brown-out reset, power-on reset, and a watchdog timer. This MCU is designed for industrial and automotive applications requiring high I/O count and 5V compatibility, delivering reliable performance in harsh environments.
- 5V compatible operation: Simplifies interfacing with legacy industrial and automotive systems.
- 32-pin LQFP package: Offers up to 28 I/O pins for complex control applications.
- 8KB flash memory: Provides ample storage for complex firmware and calibration data.
- Integrated PWM and WDT: Reduces external components and enhances system reliability.
- Wide temperature range: Operates from -40°C to 85°C, suitable for demanding environments.
Industrial PLC I/O Modules
The 5V operation and 32-pin LQFP provide ample I/O for reading sensors and driving relays in programmable logic controllers.
Automotive Body Control Modules
With a 2.95-5.5V range and 85°C rating, it manages window lifts, mirror adjustment, and interior lighting in vehicles.
Home Appliance Control Boards
The 8KB flash stores multiple wash or cooking cycles, while the PWM drives triacs for motor speed control in washing machines.
Power Supply Monitoring
Its brown-out reset and WDT ensure safe operation in switch-mode power supplies, monitoring output voltage and current.
HVAC Thermostats
The 16MHz speed handles temperature PID algorithms, and the 5V supply interfaces directly with legacy 24VAC systems.
Security Alarm Panels
The 32-pin package supports multiple zone inputs and siren outputs, with the WDT providing fail-safe operation.
- Q: What is the supply voltage range?
- A: It operates from 2.95V to 5.5V, making it compatible with 5V systems.
- Q: What is the maximum CPU speed?
- A: The STM8 core runs at up to 16MHz.
- Q: How much flash memory is available?
- A: It has 8KB of flash and 1KB of RAM.
- Q: What package is offered?
- A: It comes in a 32-pin LQFP package, providing more I/O options.
- Q: Does it include PWM and WDT?
- A: Yes, it features PWM, brown-out reset, power-on reset, and a watchdog timer.
STM8S103K3T6CTR.pdf
- Q: What is the supply voltage range?
- A: It operates from 2.95V to 5.5V, making it compatible with 5V systems.
- Q: What is the maximum CPU speed?
- A: The STM8 core runs at up to 16MHz.
- Q: How much flash memory is available?
- A: It has 8KB of flash and 1KB of RAM.
- Q: What package is offered?
- A: It comes in a 32-pin LQFP package, providing more I/O options.
- Q: Does it include PWM and WDT?
- A: Yes, it features PWM, brown-out reset, power-on reset, and a watchdog timer.
