STMicroelectronics STM8AF52A8TAX
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $12.27 | $12.27 |
| 15+ | $2.82 | $42.30 |
| 25+ | $2.76 | $69.00 |
| 50+ | $2.61 | $130.50 |
| 100+ | $2.30 | $230.00 |
| N+ | $0.46 | Price Inquiry |
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| 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 | 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) | 3V ~ 5.5V |
| Data Converters | A/D 10x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | - |
| Package / Case | 48-LQFP |
| ROHS |
The STM8AF52A8TAX is an automotive-grade 8-bit microcontroller from STMicroelectronics, featuring the STM8A core at 24MHz. It offers 128KB flash and 6KB RAM, operating from 3V to 5.5V. Packaged in a 48-LQFP, it includes brown-out reset, POR, PWM, and WDT, making it a robust choice for automotive and industrial applications requiring high reliability and long-term availability.
- Automotive-grade reliability: AEC-Q100 qualified for harsh automotive environments.
- Simple 8-bit architecture: Easy to program and debug, reducing development time for control applications.
- Wide supply voltage (3V-5.5V): Directly interfaces with automotive battery systems without extra regulation.
- Integrated safety features: Brown-out reset and WDT enhance system robustness against power glitches.
Automotive Body Control Modules
Designed for AEC-Q100 automotive grade, it handles window lifts, mirror control, and lighting with 24MHz processing.
Industrial Relay Control
PWM and WDT ensure reliable switching of relays in PLCs and motor starters, with 5V operation matching industrial logic.
Power Supply Management
Brown-out reset and POR protect firmware during power-up/down sequences in AC-DC converters.
HVAC Blower Controllers
PWM outputs drive triacs or MOSFETs for variable-speed fans in automotive HVAC systems.
E-bike Controllers
Wide voltage range and robust I/O handle throttle, pedal assist, and battery monitoring in e-bike electronics.
Safety-Critical Sensors
WDT and brown-out detection provide fail-safe operation in airbag and braking system sensors.
- Q: What is the core architecture?
- A: STM8A 8-bit core running at 24MHz.
- Q: What is the supply voltage?
- A: 3V to 5.5V.
- Q: How much flash memory is included?
- A: 128KB flash and 6KB RAM.
- Q: What package is available?
- A: 48-LQFP.
- Q: What is the core architecture?
- A: STM8A 8-bit core running at 24MHz.
- Q: What is the supply voltage?
- A: 3V to 5.5V.
- Q: How much flash memory is included?
- A: 128KB flash and 6KB RAM.
- Q: What package is available?
- A: 48-LQFP.

STM8AF52A8TAX.pdf