STMicroelectronics STM8AL3168TCX
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $8.26 | $8.26 |
| 15+ | $1.90 | $28.50 |
| 25+ | $1.86 | $46.50 |
| 50+ | $1.76 | $88.00 |
| 100+ | $1.55 | $155.00 |
| N+ | $0.31 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8A |
| 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, DMA, POR, PWM, WDT |
| Number of I/O | 41 |
| Program Memory Size | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 1K x 8 |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.65V ~ 3.6V |
| Data Converters | A/D 25x12b; D/A 1x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | Automotive |
| Qualification AEC | AEC-Q100 |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-LQFP (7x7) |
| Package / Case | 48-LQFP |
| ROHS |
The STM8AL3168TCX is a low-power 8-bit microcontroller from STMicroelectronics, based on the STM8 core at 16MHz. It provides 32KB of flash and 2KB of RAM in a 48-LQFP package. Operating from 1.65V to 3.6V, it features brown-out detection, DMA, POR, PWM, and WDT. With an extended temperature range of -40°C to 125°C, it is designed for automotive and industrial applications requiring high reliability.
- Extended temperature range (-40°C to 125°C) supports under-hood and high-heat industrial applications.
- Low supply voltage (1.65V) enables operation from a single alkaline or Li-ion cell.
- Integrated brown-out detection and POR ensure safe power-up/down sequences.
- Cost-effective 8-bit architecture with 16MHz speed balances performance and budget.
Automotive Lighting Control
The 125°C rating and 16MHz STM8 core handle PWM dimming for LED headlamps and interior lights, ensuring reliable operation under hood heat.
Industrial Valve Actuators
With brown-out detection and WDT, it provides fail-safe control for pneumatic valves in process automation, operating in extreme temperatures.
Battery Management Systems
Its 1.65V minimum supply allows monitoring of single-cell Li-ion batteries, with DMA for efficient ADC sampling of cell voltages.
Smart Sensors for HVAC
The 48-LQFP package and multiple I/Os interface with temperature and humidity sensors, sending data to central controllers via PWM or serial links.
Portable Gas Detectors
Low-power STM8 core extends battery life in handheld safety devices, while POR ensures clean startup in critical situations.
E-bike Controllers
With 32KB flash, it manages motor commutation and throttle input, withstanding vibration and temperature swings in outdoor use.
- Q: What is the core architecture of the STM8AL3168TCX?
- A: It uses the STM8 core running at 16MHz, optimized for low-power and cost-sensitive applications.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C, making it suitable for harsh automotive environments.
- Q: What is the supply voltage range?
- A: The device operates from 1.65V to 3.6V, supporting battery and low-voltage systems.
- Q: How much memory is available?
- A: It includes 32KB of flash and 2KB of RAM, sufficient for control-oriented firmware.
- Q: What is the core architecture of the STM8AL3168TCX?
- A: It uses the STM8 core running at 16MHz, optimized for low-power and cost-sensitive applications.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C, making it suitable for harsh automotive environments.
- Q: What is the supply voltage range?
- A: The device operates from 1.65V to 3.6V, supporting battery and low-voltage systems.
- Q: How much memory is available?
- A: It includes 32KB of flash and 2KB of RAM, sufficient for control-oriented firmware.

STM8AL3168TCX.pdf