Overview
The STM8AF6248TDY is an automotive 8-bit microcontroller from STMicroelectronics, part of the STM8A family. These microcontrollers are designed to offer a balance of performance, robustness, and cost-effectiveness, making them suitable for a variety of automotive applications. The STM8AF6248TDY features advanced core architecture, high system integration, and a range of peripherals that enhance its functionality and reliability.
The device is AEC-Q10x qualified, ensuring it meets the stringent requirements of the automotive industry. It operates within a supply voltage range of 3.3 V to 5.5 V and can handle operating temperatures up to 150 °C, making it highly durable and reliable in harsh environments.
Key Specifications
| Specification | Details |
|---|---|
| Core | Advanced STM8A core with Harvard architecture and 3-stage pipeline, max fCPU: 16 MHz |
| Flash Program Memory | 16 to 32 Kbyte Flash; data retention 20 years at 55 °C after 1 kcycle |
| Data Memory | 0.5 to 1 Kbyte true data EEPROM; endurance 300 kcycle |
| RAM | 2 Kbyte |
| Clock Management | Low-power crystal resonator oscillator with external clock input, internal, user-trimmable 16 MHz RC and low-power 128 kHz RC oscillators |
| Communication Interfaces | LIN 2.2 compliant, SPI interface up to 8 Mbit/s, I2C interface up to 400 Kbit/s |
| Analog-to-Digital Converter (ADC) | 10-bit accuracy, 2LSB TUE accuracy, 2LSB TUE linearity, up to 10 multiplexed channels |
| I/Os | Up to 38 user pins including 10 HS I/Os, highly robust I/O design |
| Operating Temperature | Up to 150 °C |
Key Features
- AEC-Q10x qualified for automotive applications
- Advanced STM8A core with Harvard architecture and 3-stage pipeline, achieving 10 MIPS at 16 MHz
- Integrated true data EEPROM with up to 300 k write/erase cycles
- Low-power crystal resonator oscillator and internal RC oscillators
- Clock security system with clock monitor
- Nested interrupt controller with 32 vectors and up to 34 external interrupts
- Up to 2 general purpose 16-bit PWM timers and advanced control timer
- LIN 2.2 compliant, SPI, and I2C communication interfaces
- 10-bit ADC with up to 10 multiplexed channels and analog watchdog
- Highly robust I/O design immune against current injection
Applications
The STM8AF6248TDY is designed for various automotive applications, including:
- Body control modules
- Instrument clusters
- Infotainment systems
- Powertrain control units
- Safety and security systems
- Automotive sensors and actuators
Its robustness, high temperature tolerance, and compliance with automotive standards make it an ideal choice for these demanding environments.
Q & A
- What is the maximum clock frequency of the STM8AF6248TDY?
The maximum clock frequency is 16 MHz.
- What is the range of Flash program memory available in the STM8AF6248TDY?
The Flash program memory ranges from 16 to 32 Kbyte.
- What is the endurance of the data EEPROM in the STM8AF6248TDY?
The data EEPROM has an endurance of up to 300 k write/erase cycles.
- What communication interfaces are available on the STM8AF6248TDY?
The device features LIN 2.2, SPI, and I2C communication interfaces.
- What is the resolution of the ADC in the STM8AF6248TDY?
The ADC has a 10-bit resolution with 2LSB TUE accuracy and linearity.
- How many user pins are available on the STM8AF6248TDY?
Up to 38 user pins are available, including 10 high-speed I/Os.
- What is the operating temperature range of the STM8AF6248TDY?
The device operates up to 150 °C.
- Is the STM8AF6248TDY AEC-Q10x qualified?
Yes, the device is AEC-Q10x qualified for automotive applications.
- What kind of timers are available on the STM8AF6248TDY?
The device includes up to 2 general purpose 16-bit PWM timers and an advanced control timer.
- What development tools are supported by the STM8AF6248TDY?
The device is supported by tools such as STVD/STVP development environment, STice emulator, and low-cost third-party in-circuit debugging tools.
