Overview
The STM32F746VGT7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F746xx family. It is based on the ARM® Cortex®-M7 32-bit RISC core, operating at frequencies up to 216 MHz. This microcontroller features a single floating-point unit (FPU) and a full set of DSP instructions, along with a memory protection unit (MPU) to enhance application security. The device includes extensive embedded memories, advanced I/Os, and a wide range of peripherals, making it suitable for complex and demanding applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M7 CPU with FPU, ART Accelerator™, and L1-cache (4KB data cache and 4KB instruction cache) |
| Frequency | Up to 216 MHz |
| Memories | Up to 1 MB of Flash memory, 320 KB of SRAM (including 64 KB of data TCM RAM and 16 KB of instruction TCM RAM), 4 KB of backup SRAM |
| External Memory | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memories |
| ADCs | 3 × 12-bit, 2.4 MSPS ADCs, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 18 timers: 13 × 16-bit timers, 2 × 32-bit timers |
| Communication Interfaces | Up to 4 × I2C interfaces, up to 4 USARTs/UARTs, up to 6 SPIs, 2 × CANs (2.0B active), SDMMC interface, USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| Power Management | 1.7 V to 3.6 V application supply and I/Os, Sleep, Stop, and Standby modes |
| Package | LQFP 100 14x14x1.4 mm |
| Operating Temperature | -40°C to 85°C |
Key Features
- High-Performance Core: ARM® 32-bit Cortex®-M7 CPU with FPU, ART Accelerator™, and L1-cache for efficient execution.
- Advanced Memories: Up to 1 MB of Flash memory, 320 KB of SRAM, and flexible external memory controller.
- Analog and Digital Converters: 3 × 12-bit ADCs and 2 × 12-bit DACs for precise analog-to-digital and digital-to-analog conversions.
- Timers and Counters: Up to 18 timers including 16-bit and 32-bit timers with various modes (IC/OC/PWM, pulse counter, quadrature encoder input).
- Communication Interfaces: Multiple I2C, USART/UART, SPI, CAN, SDMMC, USB, and Ethernet interfaces for versatile connectivity.
- Low-Power Modes: Sleep, Stop, and Standby modes to optimize power consumption.
- Graphics and Display: LCD-TFT controller up to XGA resolution with Chrom-ART Accelerator™ for enhanced graphic content creation.
- Security and Debugging: Memory protection unit (MPU), true random number generator, CRC calculation unit, and debug interfaces (SWD & JTAG).
Applications
- Industrial Automation: Control systems, motor control, and industrial communication.
- Medical Devices: Diagnostic equipment, medical imaging, and patient monitoring systems.
- Consumer Electronics: Smart home devices, audio and video equipment, and gaming consoles.
- Automotive Systems: Infotainment systems, navigation, and vehicle control units.
- IoT and Smart Devices: Internet of Things (IoT) devices, smart sensors, and connected appliances.
Q & A
- What is the core architecture of the STM32F746VGT7?
The STM32F746VGT7 is based on the ARM® 32-bit Cortex®-M7 CPU with a floating-point unit (FPU) and ART Accelerator™.
- What is the maximum frequency of the STM32F746VGT7?
The maximum frequency is up to 216 MHz.
- How much Flash and SRAM memory does the STM32F746VGT7 have?
It has up to 1 MB of Flash memory and 320 KB of SRAM.
- What types of communication interfaces are available on the STM32F746VGT7?
It includes I2C, USART/UART, SPI, CAN, SDMMC, USB, and Ethernet interfaces.
- Does the STM32F746VGT7 support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes.
- What is the purpose of the Chrom-ART Accelerator™ in the STM32F746VGT7?
The Chrom-ART Accelerator™ is used for enhanced graphic content creation, particularly for LCD-TFT displays up to XGA resolution.
- What security features are included in the STM32F746VGT7?
It includes a memory protection unit (MPU), true random number generator, and CRC calculation unit.
- What is the operating temperature range of the STM32F746VGT7?
The operating temperature range is from -40°C to 85°C.
- What package options are available for the STM32F746VGT7?
The device is available in LQFP 100 14x14x1.4 mm package.
- Does the STM32F746VGT7 support Ethernet communication?
Yes, it supports 10/100 Ethernet MAC with dedicated DMA.
