Overview
The STM8AF6248TAY is an automotive 8-bit microcontroller produced by STMicroelectronics. It belongs to the STM8A family, which is known for its medium density and robust features. This microcontroller is designed to meet the stringent requirements of automotive applications, offering a balance of performance, system integration, and cost-effectiveness.
The device features a 16 MHz CPU with an advanced STM8A core, Harvard architecture, and a 3-stage pipeline, resulting in 10 MIPS at 16 MHz. It includes integrated true data EEPROM, multiple timers, and various communication interfaces such as LIN, SPI, and I2C. The STM8AF6248TAY is AEC-Q10x qualified and operates within a temperature range of -40°C to 85°C, making it suitable for a wide range of automotive environments.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | STM8A |
| Core Size | 8-Bit |
| Max CPU Frequency | 16 MHz |
| Flash Program Memory | 16 to 32 Kbyte |
| Data Memory (EEPROM) | 0.5 to 1 Kbyte |
| RAM | 2 Kbyte |
| Supply Voltage Min | 3.0 V |
| Supply Voltage Max | 5.5 V |
| Operating Temperature Min | -40.0°C |
| Operating Temperature Max | 85.0°C |
| Package Type | LQFP 48 7x7x1.4 mm |
| Number of I/Os | Up to 38 user pins |
| RoHS Compliance | Ecopack2 |
Key Features
- AEC-Q10x Qualified: Ensures compliance with automotive standards.
- Advanced Core: STM8A core with Harvard architecture and 3-stage pipeline, achieving 10 MIPS at 16 MHz.
- Memories: 16 to 32 Kbyte Flash program memory, 0.5 to 1 Kbyte true data EEPROM, and 2 Kbyte RAM.
- Timers: Up to 2 general purpose 16-bit PWM timers, advanced control timer, 8-bit AR basic timer, auto-wakeup timer, and independent watchdog timers.
- Communication Interfaces: LIN 2.2 compliant, SPI up to 8 Mbit/s, and I2C up to 400 Kbit/s.
- Analog-to-Digital Converter (ADC): 10-bit accuracy with up to 10 multiplexed channels and individual data buffers.
- Robust I/Os: Up to 38 user pins including 10 high-speed I/Os, immune against current injection.
- Low-Power Modes: Wait/auto-wakeup/Halt modes with user-definable clock gating.
- Clock Management: Low-power crystal resonator oscillator, internal user-trimmable 16 MHz RC and low-power 128 kHz RC oscillators.
Applications
The STM8AF6248TAY is designed for various automotive applications, including:
- Automotive control units
- Body electronics
- Powertrain control
- Safety and security systems
- Infotainment systems
Its robust features, high system integration, and compliance with automotive standards make it an ideal choice for demanding automotive environments.
Q & A
- What is the maximum CPU frequency of the STM8AF6248TAY?
The maximum CPU frequency is 16 MHz.
- What type of memory does the STM8AF6248TAY have?
The device has 16 to 32 Kbyte of Flash program memory, 0.5 to 1 Kbyte of true data EEPROM, and 2 Kbyte of RAM.
- Is the STM8AF6248TAY RoHS compliant?
- What are the operating temperature ranges for the STM8AF6248TAY?
The operating temperature range is from -40°C to 85°C.
- What communication interfaces does the STM8AF6248TAY support?
The device supports LIN 2.2, SPI up to 8 Mbit/s, and I2C up to 400 Kbit/s.
- Does the STM8AF6248TAY have any low-power modes?
- What is the package type of the STM8AF6248TAY?
The package type is LQFP 48 7x7x1.4 mm.
- How many I/O pins does the STM8AF6248TAY have?
The device has up to 38 user pins, including 10 high-speed I/Os.
- Is the STM8AF6248TAY AEC-Q10x qualified?
- What is the ADC accuracy of the STM8AF6248TAY?
The ADC has a 10-bit accuracy with 2LSB TUE accuracy and linearity.
