Overview
The STM32F745IEK6 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 a frequency of up to 216 MHz. This microcontroller is designed to provide enhanced digital control and high-performance analog capabilities, making it suitable for a wide range of applications, including those in the automotive and industrial sectors.
The device features a single floating point unit (SFPU) precision, supporting 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.
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 |
| Flash Memory | Up to 1 MB (512 KB for STM32F745IEK6 specifically) |
| 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 |
| External Memory | 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 | Thirteen 16-bit timers, two 32-bit timers |
| Communication Interfaces | Up to 4 USARTs/4 UARTs, up to 6 SPIs, 2 CANs (2.0B active), USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| Package | UFBGA 176+25 10x10x0.6 P 0.65 mm |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | Industrial grade, -40°C to 105°C |
Key Features
- High-Performance Core: ARM® Cortex®-M7 CPU with FPU, ART Accelerator™, and L1-cache for 0-wait state execution from embedded Flash memory and external memories.
- Advanced Peripherals: Includes three 12-bit ADCs, two 12-bit DACs, thirteen 16-bit timers, two 32-bit timers, and a true random number generator (RNG).
- Communication Interfaces: Supports multiple communication interfaces such as USARTs, SPIs, CANs, USB 2.0, and 10/100 Ethernet MAC.
- Memory and Storage: Features up to 1 MB of Flash memory, 320 KB of SRAM, and flexible external memory controller.
- Power Management: Offers sleep, stop, and standby modes with VBAT supply for RTC and 32×32 bit backup registers + 4 KB backup SRAM.
- Graphics and Display: Includes an LCD-TFT controller up to XGA resolution with dedicated Chrom-ART Accelerator™ for enhanced graphic content creation.
Applications
- Automotive Systems: Designed to meet the enhanced digital control and high-performance analog requirements for electric vehicles (EV) and other automotive applications.
- Industrial Control: Suitable for industrial automation, motor control, and other high-performance industrial applications.
- Medical Devices: Can be used in medical devices requiring high precision and reliability.
- Consumer Electronics: Applicable in advanced consumer electronics such as smart home devices and high-end appliances.
Q & A
- What is the core architecture of the STM32F745IEK6?
The STM32F745IEK6 is based on the ARM® Cortex®-M7 32-bit RISC core.
- What is the maximum operating frequency of the STM32F745IEK6?
The maximum operating frequency is up to 216 MHz.
- How much Flash memory does the STM32F745IEK6 have?
The STM32F745IEK6 has 512 KB of Flash memory.
- What types of communication interfaces are supported by the STM32F745IEK6?
The device supports USARTs, SPIs, CANs, USB 2.0, and 10/100 Ethernet MAC.
- What is the package type of the STM32F745IEK6?
The package type is UFBGA 176+25 10x10x0.6 P 0.65 mm.
- What is the operating voltage range of the STM32F745IEK6?
The operating voltage range is from 1.7 V to 3.6 V.
- Does the STM32F745IEK6 support any specific display controllers?
Yes, it includes an LCD-TFT controller up to XGA resolution with a dedicated Chrom-ART Accelerator™.
- What kind of timers are available on the STM32F745IEK6?
The device features thirteen 16-bit timers and two 32-bit timers.
- Is the STM32F745IEK6 suitable for automotive applications?
Yes, it is designed to meet the enhanced digital control and high-performance analog requirements for electric vehicles (EV) and other automotive applications.
- What is the purpose of the ART Accelerator™ in the STM32F745IEK6?
The ART Accelerator™ allows for 0-wait state execution from embedded Flash memory and external memories.
- Does the STM32F745IEK6 have any power-saving modes?
Yes, it offers sleep, stop, and standby modes with VBAT supply for RTC and backup SRAM.
