Overview
The STM8AF5286UCX is a high-performance 8-bit microcontroller from STMicroelectronics, designed specifically for automotive applications. This MCU is part of the STM8AF series, known for its reliability, flexibility, and cost-effectiveness. It features a robust architecture and advanced peripherals, making it an ideal choice for demanding automotive environments. The device operates within a wide temperature range, up to 150 °C, and is AEC-Q100 grade 0 qualified, ensuring high reliability and durability.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Advanced STM8A core with Harvard architecture and 3-stage pipeline |
| Maximum CPU Frequency | 24 MHz |
| Program Memory | 64 Kbyte Flash |
| Data Memory | Up to 2 Kbyte true data EEPROM |
| RAM | 6 Kbyte |
| Operating Voltage | 3 to 5.5 V |
| Operating Temperature | Up to 150 °C |
| Package | 32-pin VFQFPN |
| Communication Interfaces | CAN 2.0B, USART, LIN, SPI, I2C |
| Analog to Digital Converter (ADC) | 10-bit resolution, up to 16 multiplexed channels |
| Timers | 2 general purpose 16-bit timers, advanced control timer, basic timer |
Key Features
- High Performance: The STM8AF5286UCX features an advanced STM8A core with a 3-stage pipeline, achieving 10 MIPS at 16 MHz.
- Robust Memory: Includes 64 Kbyte of Flash program memory, up to 2 Kbyte of true data EEPROM, and 6 Kbyte of RAM.
- Advanced Peripherals: Equipped with high-speed CAN 2.0B, USART, LIN, SPI, and I2C interfaces.
- Analog Capabilities: Features a 10-bit ADC with up to 16 multiplexed channels.
- Timer and Clock Management: Includes multiple timers (general purpose, advanced control, and basic) and various clock management options.
- Low Power Modes: Offers wait/auto-wakeup/Halt low-power modes with user-definable clock gating.
- High Temperature Operation: Qualified for operation up to 150 °C and AEC-Q100 grade 0 compliant.
Applications
The STM8AF5286UCX is primarily designed for automotive applications, where reliability, performance, and cost-effectiveness are critical. It is suitable for a variety of automotive systems, including:
- Engine control units
- Transmission control units
- Body control modules
- Infotainment systems
- Safety and security systems
Q & A
- What is the maximum operating temperature of the STM8AF5286UCX?
The STM8AF5286UCX can operate up to 150 °C.
- What is the maximum CPU frequency of the STM8AF5286UCX?
The maximum CPU frequency is 24 MHz.
- What types of communication interfaces does the STM8AF5286UCX support?
The device supports CAN 2.0B, USART, LIN, SPI, and I2C interfaces.
- How much program memory does the STM8AF5286UCX have?
The device has 64 Kbyte of Flash program memory.
- What is the resolution of the ADC in the STM8AF5286UCX?
The ADC has a 10-bit resolution with up to 16 multiplexed channels.
- Is the STM8AF5286UCX AEC-Q100 qualified?
Yes, it is AEC-Q100 grade 0 qualified.
- What package type is the STM8AF5286UCX available in?
The device is available in a 32-pin VFQFPN package.
- Does the STM8AF5286UCX support low-power modes?
Yes, it supports wait/auto-wakeup/Halt low-power modes with user-definable clock gating.
- What is the operating voltage range of the STM8AF5286UCX?
The operating voltage range is 3 to 5.5 V.
- How much RAM does the STM8AF5286UCX have?
The device has 6 Kbyte of RAM.
