Overview
The STM8AF6246UCX 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 offer high performance, reduced system cost, and short development cycles, making it ideal for various automotive applications. The STM8AF6246UCX features 16 Kbytes of Flash program memory, integrated true data EEPROM, and a 16 MHz CPU, ensuring reliable and efficient operation in demanding environments.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Min | 3.0 V |
| Supply Voltage Max | 5.5 V |
| Operating Temperature Min | -40.0 °C |
| Operating Temperature Max | 125.0 °C |
| Flash Program Memory | 16 Kbytes |
| Data EEPROM | 0.5 to 1 Kbyte |
| RAM | 2 Kbytes |
| CPU Frequency | Up to 16 MHz |
| Package | VFQFPN 32 5x5x1.0 mm |
| RoHS Compliance | Ecopack2 |
| ECCN US | EAR99 |
Key Features
- AEC-Q10x Qualified: Ensures the microcontroller meets stringent automotive standards.
- Advanced STM8A Core: Features Harvard architecture and a 3-stage pipeline, resulting in 10 MIPS at 16 MHz.
- Integrated EEPROM: Up to 1 Kbyte true data EEPROM with 300 kcycle endurance.
- Clock Management: Includes low-power crystal resonator oscillator, internal user-trimmable 16 MHz RC and low-power 128 kHz RC oscillators, and a clock security system.
- 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 buffer.
- Timers and Watchdogs: General purpose 16-bit PWM timers, advanced control timer, and independent watchdog timers.
- Interrupt Management: Nested interrupt controller with 32 vectors and up to 34 external interrupts.
- Low-Power Modes: Wait/auto-wakeup/Halt low-power modes with user definable clock gating.
Applications
The STM8AF6246UCX is designed for various automotive applications, including:
- Automotive control systems
- Body electronics
- Powertrain control
- Safety and security systems
- Infotainment systems
Its robust design and compliance with automotive standards make it a reliable choice for these demanding environments.
Q & A
- What is the maximum CPU frequency of the STM8AF6246UCX?
The maximum CPU frequency is up to 16 MHz.
- What is the range of the operating temperature for the STM8AF6246UCX?
The operating temperature range is from -40.0 °C to 125.0 °C.
- Does the STM8AF6246UCX have integrated EEPROM?
Yes, it has up to 1 Kbyte true data EEPROM.
- What communication interfaces are available on the STM8AF6246UCX?
The microcontroller features LIN 2.2 compliant, SPI up to 8 Mbit/s, and I2C up to 400 Kbit/s interfaces.
- Is the STM8AF6246UCX AEC-Q10x qualified?
Yes, it is AEC-Q10x qualified, ensuring it meets stringent automotive standards.
- What is the package type of the STM8AF6246UCX?
The package type is VFQFPN 32 5x5x1.0 mm.
- Does the STM8AF6246UCX support low-power modes?
Yes, it supports wait/auto-wakeup/Halt low-power modes with user definable clock gating.
- What is the endurance of the integrated EEPROM?
The endurance of the integrated EEPROM is up to 300 k write/erase cycles.
- Does the STM8AF6246UCX have a clock security system?
Yes, it includes a clock security system with clock monitor.
- What is the resolution of the ADC on the STM8AF6246UCX?
The ADC has a 10-bit accuracy with up to 10 multiplexed channels.
