Overview
The STM32F745IET6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F745xx and STM32F746xx series. It is based on the ARM® 32-bit Cortex®-M7 core, operating at frequencies up to 216 MHz. This core features a single floating-point unit (SFPU), a memory protection unit (MPU), and a full set of DSP instructions, enhancing both performance and security. The device is equipped with 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, 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 |
| 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 |
| External Memory Controller | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memories |
| 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 | Up to thirteen 16-bit timers and two 32-bit timers |
| Communication Interfaces | Up to 4 I2C, 4 USARTs/UARTs, 6 SPIs, 2 CANs, USB 2.0, 10/100 Ethernet MAC |
| Package | LQFP 176 (24x24x1.4 mm) |
| Operating Temperature | -40°C to 105°C |
Key Features
- High-Performance Core: ARM® 32-bit Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator™), and L1-cache.
- Embedded Memories: Up to 1 MB of Flash memory, 320 KB of SRAM, 1024 bytes of OTP memory, and 4 KB of backup SRAM.
- Analog and Digital Converters: Three 12-bit ADCs and two 12-bit D/A converters.
- Timers and Counters: Up to thirteen 16-bit timers and two 32-bit timers, including low-power and motor control timers.
- Communication Interfaces: Multiple I2C, USART/UART, SPI, CAN, USB 2.0, and 10/100 Ethernet MAC interfaces.
- Low-Power Modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- Advanced Peripherals: LCD-TFT controller, parallel camera interface, true random number generator, and CRC calculation unit.
Applications
- Industrial Automation: Control systems, motor control, and industrial communication.
- Medical Devices: Diagnostic equipment, medical imaging, and patient monitoring systems.
- Aerospace and Defense: Avionics, navigation systems, and secure communication devices.
- Consumer Electronics: High-end appliances, smart home devices, and multimedia systems.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle control units.
Q & A
- What is the core architecture of the STM32F745IET6?
The STM32F745IET6 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 operating frequency of the STM32F745IET6?
The maximum operating frequency is up to 216 MHz.
- How much Flash memory does the STM32F745IET6 have?
The device has up to 1 MB of Flash memory.
- What types of communication interfaces are available on the STM32F745IET6?
The device features multiple I2C, USART/UART, SPI, CAN, USB 2.0, and 10/100 Ethernet MAC interfaces.
- Does the STM32F745IET6 support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- What is the package type of the STM32F745IET6?
The package type is LQFP 176 (24x24x1.4 mm).
- What is the operating temperature range of the STM32F745IET6?
The operating temperature range is -40°C to 105°C.
- Does the STM32F745IET6 have a built-in LCD controller?
Yes, it features an LCD-TFT controller up to XGA resolution with a dedicated Chrom-ART Accelerator™.
- Is the STM32F745IET6 suitable for industrial automation applications?
Yes, it is suitable for industrial automation due to its high-performance core, extensive peripherals, and robust communication interfaces.
- Does the STM32F745IET6 support advanced security features?
Yes, it includes a memory protection unit (MPU) and other security-enhancing features.
