Overview
The STM8AF6223PDAU is an automotive-grade 8-bit microcontroller from STMicroelectronics, designed to offer high performance, robustness, and cost-effectiveness. This microcontroller is part of the STM8AF series, which is known for its advanced core and peripherals, making it suitable for a variety of automotive applications. The device features a 16 MHz clock frequency, integrated true data EEPROM, and a high level of system integration, including internal clock oscillators, watchdogs, and brown-out reset.
Key Specifications
| Specification | Details |
|---|---|
| Core | Advanced STM8A core with Harvard architecture and 3-stage pipeline |
| Max CPU Frequency | 16 MHz |
| Program Memory | 8 Kbytes Flash program memory |
| Data Memory | 640 byte true data EEPROM; endurance 300 kcycle |
| RAM | 1 Kbyte |
| Clock Management | Low-power crystal resonator oscillator, internal 16 MHz RC and 128 kHz RC oscillators, clock security system |
| Reset and Supply Management | Wait/auto-wakeup/Halt low-power modes, low-consumption power-on and power-down reset |
| Interrupt Management | Nested interrupt controller with 32 interrupts, up to 28 external interrupts on 7 vectors |
| Timers | Advanced control timer: 16-bit, 4 CAPCOM channels; 16-bit general purpose timer; 8-bit AR basic timer; auto-wakeup timer; window and independent watchdog timers |
| I/Os | Up to 28 I/Os on a 32-pin package including 21 high sink outputs |
| Communication Interfaces | LIN (LIN 2.2 compliant), SPI up to 8 Mbit/s, I2C up to 400 Kbit/s |
| ADC | 10-bit, ± 1 LSB ADC with up to 7 muxed channels + 1 internal channel |
| Operating Temperature | Up to 150 °C |
| Package | TSSOP-20 |
| RoHS Compliance | Ecopack2 |
Key Features
- AEC-Q100 qualified for automotive applications
- Advanced STM8A core with Harvard architecture and 3-stage pipeline
- Integrated true data EEPROM with 300 k write/erase cycles
- High system integration with internal clock oscillators, watchdogs, and brown-out reset
- Low-power modes including wait/auto-wakeup/Halt with user definable clock gating
- Robust I/O design immune against current injection
- LIN, SPI, and I2C communication interfaces
- 10-bit ADC with up to 7 muxed channels and 1 internal channel
Applications
The STM8AF6223PDAU is designed for various automotive applications, including but not limited to:
- Automotive control systems
- Body electronics
- Powertrain control
- Safety and security systems
- Infotainment systems
Q & A
- What is the maximum CPU frequency of the STM8AF6223PDAU?
The maximum CPU frequency is 16 MHz. - How much program memory does the STM8AF6223PDAU have?
The STM8AF6223PDAU has 8 Kbytes of Flash program memory. - What is the endurance of the integrated true data EEPROM?
The integrated true data EEPROM has an endurance of 300 k write/erase cycles. - What communication interfaces are available on the STM8AF6223PDAU?
The device features LIN (LIN 2.2 compliant), SPI up to 8 Mbit/s, and I2C up to 400 Kbit/s interfaces. - What is the operating temperature range of the STM8AF6223PDAU?
The operating temperature range is up to 150 °C. - Is the STM8AF6223PDAU AEC-Q100 qualified?
Yes, the STM8AF6223PDAU is AEC-Q100 qualified for automotive applications. - What type of package does the STM8AF6223PDAU come in?
The device comes in a TSSOP-20 package. - Does the STM8AF6223PDAU support low-power modes?
Yes, it supports wait/auto-wakeup/Halt low-power modes with user definable clock gating. - What is the resolution of the ADC on the STM8AF6223PDAU?
The ADC has a resolution of 10 bits with ± 1 LSB accuracy. - How many I/Os are available on the STM8AF6223PDAU?
Up to 28 I/Os are available, including 21 high sink outputs.
