Overview
The STM32F746ZET6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F7 series. 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 (SFPU) 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 demanding applications requiring high processing power and low power consumption.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M7 CPU with FPU, up to 216 MHz |
| Flash Memory | Up to 1 MB |
| OTP Memory | 1024 bytes |
| SRAM | 320 KB (including 64 KB of data TCM RAM and 16 KB of instruction TCM RAM) + 4 KB of backup SRAM |
| Supply Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40°C to 85°C |
| Package | LQFP 144 (20x20x1.4 mm) |
| ADCs | 3 × 12-bit, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit |
| Timers | Up to 18 timers (13 × 16-bit, 2 × 32-bit) |
| Communication Interfaces | USB 2.0, Ethernet 10/100 Mbps, up to 4 × I2C, up to 6 SPI, up to 4 USART/UART, 2 × CAN 2.0B, SDMMC interface |
| I/Os | Up to 168 I/O ports with interrupt capability |
Key Features
- High-Performance Core: ARM® Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator™), and L1-cache, allowing 0-wait state execution from embedded Flash memory and external memories.
- Embedded Memories: Up to 1 MB of Flash memory, 320 KB of SRAM, 1024 bytes of OTP memory, and 4 KB of backup SRAM.
- Advanced Peripherals: Three 12-bit ADCs, two 12-bit DACs, low-power RTC, thirteen 16-bit timers, two 32-bit timers, true random number generator (RNG), and CRC calculation unit.
- Communication Interfaces: USB 2.0 full-speed/device/host/OTG controller, 10/100 Ethernet MAC, up to four I2C interfaces, up to six SPI interfaces, up to four USART/UART interfaces, and two CAN 2.0B interfaces.
- Graphics and Display: 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.
- Debug and Trace: SWD & JTAG interfaces, Cortex®-M7 Trace Macrocell™.
Applications
- Industrial Automation: Control systems, motor control, and industrial communication.
- Medical Devices: Portable medical devices, diagnostic equipment, and medical imaging.
- Consumer Electronics: Smart home devices, wearables, and high-end consumer electronics.
- Automotive Systems: Infotainment systems, driver assistance systems, and automotive control units.
- IoT and Smart Devices: Internet of Things (IoT) devices, smart sensors, and connected devices.
Q & A
- What is the core architecture of the STM32F746ZET6?
The STM32F746ZET6 is based on the ARM® Cortex®-M7 32-bit RISC core.
- What is the maximum operating frequency of the STM32F746ZET6?
The maximum operating frequency is up to 216 MHz.
- How much Flash memory does the STM32F746ZET6 have?
The STM32F746ZET6 has up to 1 MB of Flash memory.
- What types of communication interfaces are available on the STM32F746ZET6?
The device features USB 2.0, Ethernet 10/100 Mbps, I2C, SPI, USART/UART, and CAN 2.0B interfaces.
- Does the STM32F746ZET6 support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- What is the operating temperature range of the STM32F746ZET6?
The operating temperature range is from -40°C to 85°C.
- How many I/O ports does the STM32F746ZET6 have?
The device has up to 168 I/O ports with interrupt capability.
- Does the STM32F746ZET6 have a built-in graphics controller?
Yes, it features an LCD-TFT controller up to XGA resolution with a dedicated Chrom-ART Accelerator™.
- What is the package type of the STM32F746ZET6?
The package type is LQFP 144 (20x20x1.4 mm).
- Is the STM32F746ZET6 RoHS compliant?
Yes, the STM32F746ZET6 is RoHS compliant with an Ecopack2 rating.
