STM32H7A3IIK6Q

STM32H7A3IIK6Q is STMicroelectronics’ high‑end MCU in the STM32H7 family, aimed at automotive and industrial applications. It centers on a fast Arm Cortex‑M7 core (up to roughly 480 MHz) with abundant memory, peripherals and security features for real‑time control and DSP tasks.
Key features (typical for this device):
- Core: ARM Cortex‑M7, single core, up to ≈480 MHz
- Memory: up to 2 MB Flash, up to 1 MB RAM
- Peripherals: USB (FS/HS), Ethernet, CAN FD, SPI, I2C, UART, SDMMC, multiple timers, and LCD controller
- Memory interfaces: external memory support (FMC/PSRAM)
- Power/ safety: multi‑domain power architecture, MPU/essential safety features
- Security: cryptography accelerators and related hardware features
- Packaging: IIK6Q suffix denotes a specific package and temperature/industrial grade
- Applications: motor control, industrial automation, automotive sensor processing, real‑time data processing
For exact specs, pinout, and options, see ST’s STM32H7A3 datasheet and product page.

Here are the main features of STM32H7A3IIK6Q (STMicroelectronics, H7 family):
- Core: ARM Cortex-M7 with FPU, ART Accelerator, instruction/data caches; up to about 480 MHz.
- Memory: Up to 2 MB Flash; up to 1 MB RAM (plus tightly coupled memory options).
- Security: TrustZone-M support; hardware cryptography engine (AES/DES/TDES, SHA), RNG/PKA.
- Peripherals: USB OTG HS/FS, Ethernet MAC, CAN FD (multi-channel), I2C, SPI, UART/LPUART, SAI/I2S, SDMMC, Quad-SPI, LCD-TFT controller, DCMI, timers, and DMAs with DMAMUX.
- Graphics/accelerators: DMA2D and JPEG/graphics acceleration capabilities.
- Memory interfaces: External memory interfaces (FSMC/Quad-SPI) for external RAM/Flash.
- Debug/Safety: SWD/JTAG, ETM for trace.
- Power/Env: 1.7–3.6 V supply; multiple low-power modes; industrial temperature range (-40 to 105°C).
- Package: Industrial-grade LQFP-like package (suffix IIK6Q).
Note: exact MHz, RAM/Flash counts, and package details vary by variant; verify with the datasheet for this exact part.

- Pin count: 208-pin LQFP (LQFP208) package.
- Function: High-performance dual-core microcontroller (Arm Cortex-M7 + Cortex-M4) in the STM32H7A3 family for embedded applications.

- Manufacturer: STMicroelectronics (ST)
- What kind of company: A multinational electronics and semiconductor company (publicly traded), headquartered in Geneva, Switzerland. It originated from the 1987 merger of SGS Microelettronica (Italy) and Thomson Semiconductors (France) and is one of the world’s largest semiconductor makers, designing and producing microcontrollers (including STM32), MEMS, sensors, analog, and power devices.

STM32H7A3IIK6Q is a high-performance MCU (ARM Cortex-M7) for demanding real-time embedded tasks. Common application areas include:
- Industrial automation and robotics (motor control, CNC, PLCs)
- Automotive electronics (cockpit, telematics, body electronics, preprocessing for ADAS)
- Industrial IoT edge and gateway devices (sensor fusion, real-time analytics)
- Motor control and power electronics (inverters, drives)
- Audio, voice and multimedia processing
- Human–machine interfaces and graphic displays
- Medical/portable monitoring equipment
- AIoT and vision-enabled edge devices (edge neural inference)

LQFP-208 (208-pin Quad Flat Package).