Overview
The STM32H7A3VIT6Q is a high-performance microcontroller from STMicroelectronics, based on the Arm Cortex-M7 32-bit RISC core. This device operates at up to 280 MHz and features a double-precision floating point unit (FPU) and a memory protection unit (MPU) to enhance application security. It is part of the STM32H7A3 series, known for its robust performance, advanced graphics acceleration, and a wide range of connectivity and security features. These microcontrollers are ideal for demanding applications in industrial automation, consumer electronics, automotive, healthcare, and smart home devices.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit Arm Cortex-M7 with double-precision FPU and L1 cache |
| Operating Frequency | Up to 280 MHz |
| Flash Memory | Up to 2 Mbytes with read while write support, plus 1 Kbyte of OTP memory |
| RAM | ~1.4 Mbytes: 192 Kbytes of TCM RAM, 1.18 Mbytes of user SRAM, and 4 Kbytes of backup SRAM |
| Memory Interfaces | 2x Octo-SPI, flexible external memory controller with up to 32-bit data bus |
| Operating Voltage | 1.62 to 3.6 V |
| Operating Temperature | -40 to 85 °C |
| Package | LQFP-100 |
| I/Os | Up to 168 I/O ports with interrupt capability |
| Communication Peripherals | Multiple USART/UART, SPI, I2C, CAN, USB OTG, and more |
| Analog Peripherals | 2x ADCs, 2x DACs, ultra-low power comparators, operational amplifiers |
Key Features
- High-Performance Core: 32-bit Arm Cortex-M7 core with double-precision FPU and L1 cache, operating at up to 280 MHz.
- Advanced Memory: Up to 2 Mbytes of flash memory and ~1.4 Mbytes of RAM, including TCM RAM and backup SRAM.
- Enhanced I/Os and Peripherals: Extensive range of I/Os and peripherals connected to multiple buses, including APB, AHB, and AXI interconnect.
- Security Features: ROP, PC-ROP, active tamper, and secure firmware upgrade support.
- Low-Power Consumption: Various power-saving modes, including Stop, Standby, and VBAT modes, to support low-power applications.
- Advanced Communication Interfaces: Multiple USART/UART, SPI, I2C, CAN, USB OTG, and other communication peripherals.
- Analog Peripherals: Two ADCs, two DACs, ultra-low power comparators, and operational amplifiers.
- Graphics and Display: LCD-TFT display controller (LTDC), graphic memory management unit (GFXMMU), and JPEG hardware compressor/decompressor.
Applications
The STM32H7A3VIT6Q microcontroller is suitable for a wide range of demanding applications, including:
- Industrial Automation: High-performance control systems, motor control, and industrial IoT applications.
- Consumer Electronics: Advanced consumer devices requiring high processing power and low power consumption.
- Automotive: In-vehicle systems, advanced driver-assistance systems (ADAS), and automotive IoT applications.
- Healthcare: Medical devices, diagnostic equipment, and health monitoring systems.
- Smart Home Devices: IoT devices, home automation systems, and smart appliances.
Q & A
- What is the core architecture of the STM32H7A3VIT6Q?
The STM32H7A3VIT6Q is based on the 32-bit Arm Cortex-M7 core with a double-precision floating point unit (FPU) and L1 cache.
- What is the maximum operating frequency of the STM32H7A3VIT6Q?
The maximum operating frequency is up to 280 MHz.
- How much flash memory and RAM does the STM32H7A3VIT6Q have?
The device has up to 2 Mbytes of flash memory and ~1.4 Mbytes of RAM.
- What are the key security features of the STM32H7A3VIT6Q?
The device includes ROP, PC-ROP, active tamper, and secure firmware upgrade support.
- What are the power-saving modes available on the STM32H7A3VIT6Q?
The device supports Stop, Standby, and VBAT modes for low-power applications.
- What types of communication peripherals are available on the STM32H7A3VIT6Q?
The device includes multiple USART/UART, SPI, I2C, CAN, USB OTG, and other communication peripherals.
- What analog peripherals are included in the STM32H7A3VIT6Q?
The device features two ADCs, two DACs, ultra-low power comparators, and operational amplifiers.
- What is the operating voltage range of the STM32H7A3VIT6Q?
The operating voltage range is from 1.62 to 3.6 V.
- What is the operating temperature range of the STM32H7A3VIT6Q?
The operating temperature range is from -40 to 85 °C.
- In what package is the STM32H7A3VIT6Q available?
The device is available in an LQFP-100 package.
- What are some typical applications for the STM32H7A3VIT6Q?
Typical applications include industrial automation, consumer electronics, automotive, healthcare, and smart home devices.
