Overview
The STM8AF6226TCY is a high-performance 8-bit microcontroller from STMicroelectronics, designed specifically for automotive and industrial applications. This microcontroller is part of the STM8A series and is known for its cost-effectiveness without compromising on quality and reliability. It is particularly suited for use in harsh environments where temperature variations and electromagnetic disturbances are common. The STM8AF6226TCY features an advanced STM8A core operating at up to 16 MHz, along with 32 Kbytes of Flash memory, 1 Kbyte of RAM, and 128 bytes of EEPROM, ensuring robust data retention and endurance.
Key Specifications
| Parameter | Description |
|---|---|
| Core Processor | Advanced STM8A core with Harvard architecture and 3-stage pipeline |
| Maximum CPU Frequency | Up to 16 MHz |
| Program Memory | 4 to 8 Kbyte Flash |
| Data Memory | 640 byte true data EEPROM, 1 Kbyte RAM |
| Communication Interfaces | LIN (UART), SPI, I2C |
| Analog to Digital Converter (ADC) | 10-bit ADC with scan mode and analog watchdog |
| I/O Pins | Up to 28 general-purpose I/O pins, including 21 high sink outputs |
| Operating Voltage | 2.95 V to 5.5 V |
| Operating Temperature | Up to 150 °C |
| Package | LQFP-32 (7x7 mm), VFQFPN32 (5x5 mm), TSSOP20 (6.4x4.4 mm) |
| Qualification | AEC-Q100 qualified |
Key Features
- Advanced Core Architecture: The STM8AF6226TCY features an advanced STM8A core with Harvard architecture and a 3-stage pipeline, ensuring high performance and efficiency.
- Robust Memory Options: It includes 4 to 8 Kbyte of Flash memory, 1 Kbyte of RAM, and 128 bytes of EEPROM, providing ample storage for complex programs and data retention.
- Rich Set of Peripherals: The microcontroller includes multiple communication interfaces such as LIN (UART), SPI, and I2C, along with a 10-bit ADC for precise analog signal measurement.
- Highly Configurable I/Os: Up to 28 general-purpose I/O pins, including 21 high sink outputs, support various functionalities such as external interrupts and wake-up from low-power modes.
- Clock Management: Features low-power crystal resonator oscillator, internal RC oscillators, and a clock security system for robust clock management.
- Temperature and Voltage Range: Operates over a wide voltage range of 2.95 V to 5.5 V and up to 150 °C, making it suitable for harsh environments.
Applications
The STM8AF6226TCY is particularly suited for use in:
- Automotive Systems: Due to its AEC-Q100 qualification, it is ideal for automotive applications where reliability and robustness are critical.
- Industrial Systems: Suitable for industrial environments where temperature variations and electromagnetic disturbances are common.
- Sensor-Based Applications: The built-in 10-bit ADC makes it ideal for sensor-based applications requiring precise analog signal measurement.
- Safety-Critical Systems: High-reliability and robust design make it suitable for safety-critical systems.
Q & A
- What is the maximum CPU frequency of the STM8AF6226TCY?
The maximum CPU frequency of the STM8AF6226TCY is up to 16 MHz.
- What types of memory does the STM8AF6226TCY have?
The STM8AF6226TCY has 4 to 8 Kbyte of Flash memory, 1 Kbyte of RAM, and 128 bytes of EEPROM.
- What communication interfaces are available on the STM8AF6226TCY?
The microcontroller includes LIN (UART), SPI, and I2C communication interfaces.
- What is the operating voltage range of the STM8AF6226TCY?
The operating voltage range is from 2.95 V to 5.5 V.
- What is the maximum operating temperature of the STM8AF6226TCY?
The maximum operating temperature is up to 150 °C.
- Is the STM8AF6226TCY AEC-Q100 qualified?
Yes, the STM8AF6226TCY is AEC-Q100 qualified.
- What types of packages are available for the STM8AF6226TCY?
The microcontroller is available in LQFP-32 (7x7 mm), VFQFPN32 (5x5 mm), and TSSOP20 (6.4x4.4 mm) packages.
- What is the purpose of the 10-bit ADC in the STM8AF6226TCY?
The 10-bit ADC is used for precise analog signal measurement, making it ideal for sensor-based applications.
- How many general-purpose I/O pins does the STM8AF6226TCY have?
The microcontroller has up to 28 general-purpose I/O pins, including 21 high sink outputs.
- What are some of the key features of the clock management system in the STM8AF6226TCY?
The clock management system includes low-power crystal resonator oscillator, internal RC oscillators, and a clock security system.
