Overview
The STM8AF6226TASSSY is an automotive 8-bit microcontroller produced by STMicroelectronics. It belongs to the STM8AF series, which is known for its performance, robustness, and reduced system cost. This microcontroller is designed to meet the stringent requirements of the automotive industry, offering advanced core and peripherals, a high clock frequency, and robust I/Os. The device is AEC-Q100 qualified, ensuring it meets the automotive industry's reliability and quality standards.
Key Specifications
| Parameter | Specification |
|---|---|
| Program Memory | 8 Kbytes Flash |
| Data Memory | 1 Kbyte RAM, 640 byte true data EEPROM (300 k write/erase cycles) |
| Clock Frequency | Up to 16 MHz |
| Core | Advanced STM8A core with Harvard architecture and 3-stage pipeline |
| Package | LQFP 32 7x7x1.4 mm |
| Operating Temperature | Up to 150 °C |
| Communication Interfaces | LIN (LIN 2.2 compliant), SPI (up to 8 Mbit/s), I2C (up to 400 Kbit/s) |
| Timers | 16-bit advanced control timer, 16-bit general purpose timer, 8-bit AR basic timer, auto-wakeup timer |
| ADC | 10-bit, ± 1 LSB ADC with up to 7 muxed channels + 1 internal channel |
| Watchdogs | Window and independent watchdog timers |
| I/Os | Up to 28 I/Os, including 21 high sink outputs |
Key Features
- AEC-Q100 qualified for automotive applications
- Advanced STM8A core with Harvard architecture and 3-stage pipeline
- Integrated true data EEPROM with 300 k write/erase cycles
- Internal clock oscillators, watchdog, and brown-out reset
- Low-power crystal resonator oscillator with external clock input
- Clock security system with clock monitor
- Nested interrupt controller with 32 interrupts and up to 28 external interrupts
- LIN, SPI, and I2C communication interfaces
- 10-bit ADC with up to 7 muxed channels and 1 internal channel
- Highly robust I/O design, immune against current injection
Applications
The STM8AF6226TASSSY microcontroller is designed for various automotive applications, including:
- Automotive body control modules
- Infotainment systems
- Powertrain control units
- Safety and security systems
- Automotive sensors and actuators
Q & A
- What is the program memory size of the STM8AF6226TASSSY?
The program memory size is 8 Kbytes of Flash.
- What is the maximum clock frequency of the STM8AF6226TASSSY?
The maximum clock frequency is up to 16 MHz.
- What communication interfaces are available on the STM8AF6226TASSSY?
The device supports LIN (LIN 2.2 compliant), SPI (up to 8 Mbit/s), and I2C (up to 400 Kbit/s) interfaces.
- What is the operating temperature range of the STM8AF6226TASSSY?
The operating temperature range is up to 150 °C.
- Is the STM8AF6226TASSSY AEC-Q100 qualified?
- What type of ADC is integrated into the STM8AF6226TASSSY?
The device features a 10-bit ADC with up to 7 muxed channels and 1 internal channel.
- How many I/Os are available on the STM8AF6226TASSSY?
Up to 28 I/Os are available, including 21 high sink outputs.
- What is the endurance of the integrated true data EEPROM?
The integrated true data EEPROM has an endurance of 300 k write/erase cycles.
- Does the STM8AF6226TASSSY support low-power modes?
- What type of timers are available on the STM8AF6226TASSSY?
The device includes a 16-bit advanced control timer, a 16-bit general purpose timer, an 8-bit AR basic timer, and an auto-wakeup timer.
