STMicroelectronics STM8AF52A9TCX
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $14.98 | $14.98 |
| 15+ | $3.44 | $51.60 |
| 25+ | $3.37 | $84.25 |
| 50+ | $3.18 | $159.00 |
| 100+ | $2.81 | $281.00 |
| N+ | $0.56 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8A |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | STM8A |
| Core Size | 8-Bit |
| Speed | 24MHz |
| Connectivity | CANbus, I2C, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 52 |
| 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) | 3V ~ 5.5V |
| Data Converters | A/D 16x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | Automotive |
| Qualification AEC | AEC-Q100 |
| Mounting Type | Surface Mount |
| Supplier Device Package | - |
| Package / Case | 64-LQFP |
| ROHS |
The STM8AF52A9TCX is an 8-bit automotive microcontroller from STMicroelectronics. Featuring the STM8A core at 24MHz, it provides 128KB flash and 6KB RAM. Operating from 3V to 5.5V and rated for -40°C to 125°C, it includes brown-out detection, POR, PWM, and WDT in a 64-LQFP package.
- Extreme temperature range: -40°C to 125°C for automotive and industrial applications.
- High reliability: Brown-out detect and POR ensure safe operation during power events.
- Cost-effective 8-bit solution: Adequate performance for control applications at lower cost.
- Wide voltage range: 3V-5.5V simplifies direct battery connection.
Automotive Lighting Control
125°C rating and PWM outputs manage LED headlights and interior lighting.
Engine Control Units
Robust 8-bit core with 24MHz speed handles sensor inputs and actuator outputs in harsh conditions.
Industrial Motor Drives
High-temperature tolerance and PWM generation support variable frequency drives.
Power Tools
5.5V operation and WDT ensure reliable operation in high-vibration environments.
HVAC Compressor Control
Brown-out detection and POR protect against power fluctuations in outdoor units.
Off-Road Vehicle Electronics
Extended temperature range and rugged design suit ATVs and construction equipment.
- Q: What core processor is used?
- A: The STM8A 8-bit core.
- Q: What is the maximum clock speed?
- A: 24MHz.
- Q: How much flash memory is available?
- A: 128KB.
- Q: What is the operating temperature range?
- A: -40°C to 125°C, suitable for extreme environments.
- Q: What package is this available in?
- A: 64-LQFP.
- Q: What core processor is used?
- A: The STM8A 8-bit core.
- Q: What is the maximum clock speed?
- A: 24MHz.
- Q: How much flash memory is available?
- A: 128KB.
- Q: What is the operating temperature range?
- A: -40°C to 125°C, suitable for extreme environments.
- Q: What package is this available in?
- A: 64-LQFP.

STM8AF52A9TCX.pdf