Overview
The STM32F746NGH7 is a high-performance microcontroller from STMicroelectronics, based on the ARM® Cortex®-M7 32-bit RISC core. This device operates at a frequency of up to 216 MHz and features a single floating point unit (SFPU) precision, supporting all ARM® single-precision data-processing instructions and data types. It is designed to meet the demands of enhanced digital control and high-performance analog applications, particularly in fields such as electric vehicles.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator™) |
| 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 D/A converters |
| Timers | Thirteen 16-bit timers (including one low-power timer) and two 32-bit timers |
| Communication Interfaces | Up to 4 USARTs/UARTs, 6 SPIs, 2 CANs (2.0B active), USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| Package | TFBGA 216 13x13x1.2 P 0.8 mm |
| Operating Temperature | -40°C to 85°C (Industrial grade) |
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.
- Memory and Storage: 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), and 4 KB of backup SRAM.
- Analog and Digital Peripherals: Three 12-bit ADCs, two 12-bit D/A converters, a low-power RTC, and multiple timers including 16-bit and 32-bit timers.
- Communication and Connectivity: Up to four USARTs/UARTs, six SPIs, two CANs (2.0B active), USB 2.0 full-speed/device/host/OTG, and a 10/100 Ethernet MAC.
- Graphics and Display: LCD-TFT controller up to XGA resolution with dedicated Chrom-ART Accelerator™ for enhanced graphic content creation.
- Power Management: Sleep, Stop, and Standby modes, with a dedicated USB power and a wide range of clock and supply management options.
- Security and Debugging: Memory protection unit (MPU), true random number generator (RNG), and debug interfaces including SWD & JTAG.
Applications
- Automotive Systems: Particularly suited for advanced automotive applications, including electric vehicles, due to its high-performance and robust feature set.
- Industrial Automation: Ideal for industrial control systems requiring high-speed processing, advanced communication interfaces, and robust analog capabilities.
- Medical Devices: Suitable for medical devices that require precise analog measurements and high-speed data processing.
- Consumer Electronics: Can be used in advanced consumer electronics such as smart home devices, gaming consoles, and high-end audio equipment.
- Aerospace and Defense: Applicable in aerospace and defense systems where high reliability and performance are critical.
Q & A
- What is the core architecture of the STM32F746NGH7?
The STM32F746NGH7 is based on the ARM® 32-bit Cortex®-M7 CPU with a single floating point unit (SFPU) precision.
- What is the maximum operating frequency of the STM32F746NGH7?
The maximum operating frequency is up to 216 MHz.
- How much Flash memory does the STM32F746NGH7 have?
The device has up to 1 MB of Flash memory.
- What types of communication interfaces are available on the STM32F746NGH7?
The device features multiple communication interfaces including USARTs/UARTs, SPIs, CANs, USB 2.0, and a 10/100 Ethernet MAC.
- Does the STM32F746NGH7 support graphics and display capabilities?
Yes, it includes an LCD-TFT controller up to XGA resolution with a dedicated Chrom-ART Accelerator™ for enhanced graphic content creation.
- What are the power management options available on the STM32F746NGH7?
The device offers Sleep, Stop, and Standby modes, along with dedicated USB power and various clock and supply management options.
- What security features does the STM32F746NGH7 include?
The device includes a memory protection unit (MPU) and a true random number generator (RNG).
- What is the package type and operating temperature range of the STM32F746NGH7?
The device is packaged in a TFBGA 216 13x13x1.2 P 0.8 mm package and operates in the temperature range of -40°C to 85°C (Industrial grade).
- Does the STM32F746NGH7 support advanced motor control?
Yes, it includes timers and interfaces suitable for advanced motor control applications.
- What debug interfaces are available on the STM32F746NGH7?
The device supports SWD & JTAG interfaces and a Cortex®-M7 Trace Macrocell™.
