STMicroelectronics STM8AF52A6UCY
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $4.72 | $4.72 |
| 15+ | $3.10 | $46.50 |
| 25+ | $3.03 | $75.75 |
| 50+ | $2.86 | $143.00 |
| 100+ | $2.53 | $253.00 |
| N+ | $0.51 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM8A |
| Packaging | Tray | |
| Core Processor | STM8A |
| Core Size | 8-Bit |
| Speed | 24MHz |
| Connectivity | CANbus, I2C, LINbus, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 25 |
| 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 6x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | Automotive |
| Qualification AEC | AEC-Q100 |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-UFQFPN (5x5) |
| Package / Case | 32-UFQFN Exposed Pad |
| ROHS |
The STM8AF52A6UCY from STMicroelectronics is a high-performance 8-bit microcontroller built on the STM8A core, specifically designed for automotive and industrial applications. It operates at up to 24MHz and provides a generous 128KB of Flash program memory and 6KB of RAM. With a supply voltage range of 3V to 5.5V and an extended temperature range of -40°C to 125°C, it is engineered for the most demanding environments. The device includes Brown-out Detect/Reset, POR, PWM, and WDT peripherals, all in a compact 32-UFQFN package with exposed pad for improved thermal performance.
- Automotive-Grade Reliability: Designed to meet AEC-Q100 standards, ensuring high quality and long-term reliability.
- Large Memory Capacity: 128KB Flash and 6KB RAM provide ample space for complex firmware and data logging.
- Extended Temperature Range: -40°C to 125°C allows operation in extreme automotive and industrial environments.
- High-Speed Processing: 24MHz clock enables fast execution of control algorithms.
- Compact Package with Thermal Pad: The 32-UFQFN with exposed pad enhances heat dissipation, improving performance in high-power applications.
Automotive Body Control Modules
The STM8AF52A6UCY is designed for automotive applications, with a wide temperature range and robust peripherals. It can manage body control functions like lighting, wipers, and central locking, communicating over LIN or CAN networks.
Engine Management Systems
With 128KB of Flash and 24MHz speed, it can handle complex engine control algorithms, including fuel injection, ignition timing, and emission control. Its high-temperature rating is essential for under-hood placement.
Industrial Motor Drives
In industrial settings, this MCU can control AC induction motors, BLDC motors, and stepper motors. The PWM and WDT features ensure precise and reliable operation in harsh factory environments.
Smart Grid and Energy Infrastructure
For smart meters, substation monitors, and grid protection devices, the STM8AF52A6UCY offers the processing power and reliability needed for continuous operation in extreme temperatures.
Off-Road and Heavy-Duty Vehicles
In tractors, construction equipment, and mining vehicles, this MCU can manage hydraulic controls, dashboard displays, and telematics systems, withstanding vibration and temperature extremes.
Aerospace Actuation Systems
For non-flight-critical actuation like landing gear position sensors or cabin pressure valves, the extended temperature range and proven reliability make it a suitable choice.
- Q: What is the core processor of the STM8AF52A6UCY?
- A: It is based on the STM8A 8-bit core.
- Q: What is the maximum operating frequency?
- A: It operates at up to 24MHz.
- Q: How much Flash and RAM does it have?
- A: It has 128KB of Flash program memory and 6KB of RAM.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C.
- Q: What package is available?
- A: It comes in a 32-UFQFN Exposed Pad package.
- Q: What is the core processor of the STM8AF52A6UCY?
- A: It is based on the STM8A 8-bit core.
- Q: What is the maximum operating frequency?
- A: It operates at up to 24MHz.
- Q: How much Flash and RAM does it have?
- A: It has 128KB of Flash program memory and 6KB of RAM.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 125°C.
- Q: What package is available?
- A: It comes in a 32-UFQFN Exposed Pad package.

STM8AF52A6UCY.pdf