Overview
The STM8AF6246TDSSSX is an 8-bit microcontroller from STMicroelectronics, designed specifically for automotive applications. It belongs to the STM8A series, known for its medium density and robust features. This microcontroller offers a balance of performance, system cost reduction, and development ease, making it a versatile choice for various automotive control systems.
The device features an advanced STM8A core with a Harvard architecture and a 3-stage pipeline, ensuring high performance with a clock frequency of up to 16 MHz. It also includes integrated true data EEPROM, internal clock oscillators, and a high level of system integration, which reduces overall system cost and enhances development efficiency.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 8-bit STM8A core with Harvard architecture and 3-stage pipeline |
| Maximum Clock Frequency | 16 MHz |
| Program Memory | 16 KB Flash |
| Data Memory | 0.5 KB true data EEPROM, 2 KB RAM |
| Operating Voltage | 3 V to 5.5 V |
| Operating Temperature | -40°C to 150°C |
| Package | 32-LQFP (7x7x1.4 mm), VFQFPN 32 (5x5x1.0 mm) |
| Communication Interfaces | LIN, UART/USART, SPI, I²C |
| Analog-to-Digital Converter (ADC) | 10-bit accuracy, up to 10 multiplexed channels |
| Timers | Up to 2 general purpose 16-bit PWM timers, advanced control timer, 8-bit AR basic timer |
| Watchdog Timers | Window and independent watchdog timers |
| I/Os | Up to 38 user pins including 10 HS I/Os |
| Qualification | AEC-Q100 qualified, RoHS compliant |
Key Features
- Advanced Core: 8-bit STM8A core with Harvard architecture and 3-stage pipeline, ensuring high performance.
- High System Integration: Includes internal clock oscillators, watchdog, and brown-out reset, reducing system cost.
- Robust I/O Design: Highly robust I/Os immune against current injection.
- Communication Interfaces: Supports LIN, UART/USART, SPI, and I²C interfaces.
- Analog-to-Digital Converter (ADC): 10-bit accuracy with up to 10 multiplexed channels.
- Timers and Watchdogs: Includes general purpose PWM timers, advanced control timer, and independent watchdog timers.
- Low Power Modes: Features wait/auto-wakeup/Halt low-power modes with user-definable clock gating.
- AEC-Q100 Qualified: Ensures automotive-grade robustness and reliability.
Applications
- Automotive Control Systems: Ideal for various automotive control applications due to its high operating temperature range and automotive-grade robustness.
- Embedded Control Systems: Suitable for embedded control in vehicles, including engine control, transmission control, and other automotive electronics.
- Industrial Automation: Can be used in industrial automation where high reliability and robustness are required.
Q & A
- What is the maximum clock frequency of the STM8AF6246TDSSSX?
The maximum clock frequency is 16 MHz.
- What is the program memory size of the STM8AF6246TDSSSX?
The program memory size is 16 KB Flash.
- What are the operating voltage and temperature ranges of the STM8AF6246TDSSSX?
The operating voltage range is 3 V to 5.5 V, and the operating temperature range is -40°C to 150°C.
- What communication interfaces does the STM8AF6246TDSSSX support?
The device supports LIN, UART/USART, SPI, and I²C interfaces.
- Is the STM8AF6246TDSSSX AEC-Q100 qualified?
Yes, the STM8AF6246TDSSSX is AEC-Q100 qualified, ensuring automotive-grade robustness and reliability.
- What is the package type of the STM8AF6246TDSSSX?
The device is available in 32-LQFP (7x7x1.4 mm) and VFQFPN 32 (5x5x1.0 mm) packages.
- Does the STM8AF6246TDSSSX have any low power modes?
Yes, it features wait/auto-wakeup/Halt low-power modes with user-definable clock gating.
- What is the ADC resolution of the STM8AF6246TDSSSX?
The ADC resolution is 10 bits with up to 10 multiplexed channels.
- How many I/O pins does the STM8AF6246TDSSSX have?
The device has up to 38 user pins, including 10 HS I/Os.
- Is the STM8AF6246TDSSSX RoHS compliant?
Yes, the STM8AF6246TDSSSX is RoHS compliant.
- What are the typical applications of the STM8AF6246TDSSSX?
The device is typically used in automotive control systems, embedded control systems, and industrial automation where high reliability is required.
