Overview
The STM32F746NGH6G, produced by STMicroelectronics, is a high-performance microcontroller based on the ARM® 32-bit Cortex®-M7 core. This device operates at a frequency of up to 216 MHz and features a single floating point unit (SFPU) that supports all ARM® single-precision data-processing instructions and data types. It also includes a full set of DSP instructions and a memory protection unit (MPU) to enhance application security.
The STM32F746NGH6G is part of the STM32F746xx series, which is known for its high-speed embedded memories, extensive range of enhanced I/Os, and advanced communication interfaces. This microcontroller is designed to meet the demands of complex applications requiring high processing power, low power consumption, and advanced graphics capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator™), and L1-cache: 4KB data cache and 4KB instruction cache |
| Frequency | Up to 216 MHz |
| Flash Memory | Up to 1 MB |
| SRAM | 320 KB (including 64 KB of data TCM RAM and 16 KB of instruction TCM RAM) + 4 KB of backup SRAM |
| OTP Memory | 1024 bytes |
| ADCs | Three 12-bit ADCs, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | Two 12-bit DACs |
| Timers | Up to 18 timers: thirteen 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 25 interfaces including USB 2.0, Ethernet, SPI, I²C, USART, UART, CAN, and more |
| I/O Ports | Up to 168 I/O ports with interrupt capability |
| Power Supply | 1.7 V to 3.6 V application supply and I/Os |
| Package | 216-pin TFBGA |
Key Features
- High-Performance Core: ARM® 32-bit Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator™), and L1-cache for 0-wait state execution from embedded Flash memory and external memories.
- Advanced Graphics: LCD-TFT controller up to XGA resolution with dedicated Chrom-ART Accelerator™ for enhanced graphic content creation.
- Low-Power Modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- Extensive Peripherals: Three 12-bit ADCs, two 12-bit DACs, up to 18 timers, and a wide range of communication interfaces including USB, Ethernet, SPI, I²C, USART, UART, and CAN.
- Memory and Storage: Flexible external memory controller supporting SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memories, and dual-mode Quad-SPI.
- Security and Debugging: MPU, true random number generator, CRC calculation unit, and debug interfaces like SWD & JTAG.
Applications
- Industrial Automation: Motor control, power management, and industrial communication protocols.
- Medical Devices: High-precision data acquisition, real-time processing, and advanced graphics for user interfaces.
- Automotive Systems: Infotainment, navigation, and advanced driver-assistance systems (ADAS).
- Consumer Electronics: Smart home devices, wearables, and handheld devices requiring high processing power and low power consumption.
- IoT Devices: Edge computing, data processing, and communication in IoT applications.
Q & A
- What is the core architecture of the STM32F746NGH6G?
The STM32F746NGH6G is based on the ARM® 32-bit Cortex®-M7 core with a floating point unit (FPU) and adaptive real-time accelerator (ART Accelerator™).
- What is the maximum frequency of the STM32F746NGH6G?
The maximum frequency is up to 216 MHz.
- How much Flash memory does the STM32F746NGH6G have?
The device has up to 1 MB of Flash memory.
- What types of ADCs and DACs are available on the STM32F746NGH6G?
It features three 12-bit ADCs and two 12-bit DACs.
- What are the low-power modes supported by the STM32F746NGH6G?
The device supports Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- What communication interfaces are available on the STM32F746NGH6G?
The device includes up to 25 communication interfaces such as USB 2.0, Ethernet, SPI, I²C, USART, UART, and CAN.
- How many I/O ports does the STM32F746NGH6G have?
It has up to 168 I/O ports with interrupt capability.
- What is the power supply range for the STM32F746NGH6G?
The device operates with a power supply range of 1.7 V to 3.6 V.
- What is the package type of the STM32F746NGH6G?
The device is packaged in a 216-pin TFBGA.
- Does the STM32F746NGH6G support advanced graphics capabilities?
Yes, it features an LCD-TFT controller up to XGA resolution with a dedicated Chrom-ART Accelerator™ for enhanced graphic content creation.
- Are there any security features built into the STM32F746NGH6G?
Yes, the device includes a memory protection unit (MPU), true random number generator, and CRC calculation unit.
