Overview
The STM8AF62A6UCY is an automotive 8-bit microcontroller from STMicroelectronics, part of the STM8AF series. This microcontroller is designed to offer high performance, robustness, and reduced system cost, making it suitable for various automotive applications. It features an advanced STM8A core with Harvard architecture and a 3-stage pipeline, ensuring efficient processing at up to 24 MHz CPU clock frequency. The device also includes integrated true data EEPROM, internal clock oscillators, watchdogs, and brown-out reset, enhancing its reliability and ease of use.
Key Specifications
| Specification | Details |
|---|---|
| Device Core | STM8 |
| Program Memory Size | 128 Kbyte Flash |
| Data Memory | Up to 2 Kbyte true data EEPROM; endurance 300 k cycles |
| RAM | 6 Kbyte |
| CPU Clock Frequency | Up to 24 MHz |
| Package | VFQFPN 32 5x5x1.0 mm |
| Operating Temperature | Up to 150 °C |
| Communication Interfaces | CAN 2.0B, USART, LIN, SPI, I2C |
| Timers | 2 general purpose 16-bit timers, advanced control timer, 8-bit AR basic timer, auto-wakeup timer |
| ADC | 10-bit resolution, up to 16 multiplexed channels |
| Qualification | AEC-Q10x qualified, AEC-Q100 grade 0 |
Key Features
- Advanced Core: STM8A core with Harvard architecture and 3-stage pipeline, ensuring 20 MIPS at 24 MHz CPU clock frequency.
- Memory and Storage: 128 Kbyte Flash program memory, up to 2 Kbyte true data EEPROM, and 6 Kbyte RAM.
- Communication Interfaces: High-speed CAN 2.0B, USART, LIN, SPI, and I2C interfaces.
- Timers and ADC: Multiple timers including general purpose and advanced control timers, and a 10-bit ADC with up to 16 multiplexed channels.
- Power Management: Low-power crystal resonator oscillator, internal RC oscillators, and various low-power modes.
- Robust I/Os: Highly robust I/O design, immune against current injection.
- Qualification and Reliability: AEC-Q10x qualified and AEC-Q100 grade 0, ensuring high reliability for automotive applications.
Applications
The STM8AF62A6UCY is primarily designed for automotive applications, including but not limited to:
- Automotive control units
- Body control modules
- Infotainment systems
- Safety and security systems
- Industrial control systems requiring robust and reliable microcontrollers
Q & A
- What is the CPU clock frequency of the STM8AF62A6UCY?
Up to 24 MHz.
- How much program memory does the STM8AF62A6UCY have?
128 Kbyte Flash.
- What types of communication interfaces are available on the STM8AF62A6UCY?
CAN 2.0B, USART, LIN, SPI, and I2C.
- What is the operating temperature range of the STM8AF62A6UCY?
Up to 150 °C.
- Is the STM8AF62A6UCY qualified for automotive use?
Yes, it is AEC-Q10x qualified and conforms to AEC-Q100 grade 0.
- What is the package type of the STM8AF62A6UCY?
VFQFPN 32 5x5x1.0 mm.
- How many external interrupts can the STM8AF62A6UCY handle?
Up to 37 external interrupts on 5 vectors.
- Does the STM8AF62A6UCY have any power-saving features?
Yes, it includes low-power modes such as wait/auto-wakeup/Halt with user-definable clock gating.
- What is the resolution of the ADC on the STM8AF62A6UCY?
10-bit resolution with up to 16 multiplexed channels.
- Is the STM8AF62A6UCY supported by development tools?
Yes, it is supported by tools such as STVD/STVP development environment, the STice emulator, and low-cost third-party in-circuit debugging tools.
