Overview
The STM32F437VIT7TR is a high-performance microcontroller from STMicroelectronics, part of the STM32F437xx and STM32F439xx series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 180 MHz. The Cortex-M4 core includes a Floating Point Unit (FPU) and supports all Arm® single-precision data-processing instructions and data types. It also features a full set of DSP instructions and a Memory Protection Unit (MPU) for enhanced application security.
This microcontroller is equipped with extensive memory options, including up to 2 MB of Flash memory, up to 256 KB of SRAM, and 4 KB of backup SRAM. It also includes a variety of peripherals and interfaces, making it suitable for a wide range of applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), up to 180 MHz |
| Memories | Up to 2 MB Flash, up to 256 KB SRAM, 4 KB backup SRAM, 512 bytes OTP memory |
| ADCs | 3 × 12-bit, 2.4 MSPS, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit |
| Timers | Up to 17 timers: 12 × 16-bit, 2 × 32-bit |
| Communication Interfaces | Up to 4 USARTs/UARTs, up to 6 SPIs, 3 × I2C, 2 × CAN (2.0B Active), USB 2.0 OTG, 10/100 Ethernet MAC |
| Power Supply | 1.7 V to 3.6 V application supply and I/Os |
| Operating Temperature | Industrial grade, -40°C to 85°C |
| Package | LQFP 100 14x14x1.4 mm |
Key Features
- Includes ST state-of-the-art patented technology.
- Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), and DSP instructions.
- Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND memories.
- LCD-TFT controller with fully programmable resolution (up to 4096 pixels width, up to 2048 lines height, and pixel clock up to 83 MHz).
- Chrom-ART Accelerator™ for enhanced graphic content creation (DMA2D).
- General-purpose DMA: 16-stream DMA controller with FIFOs and burst support.
- Advanced connectivity: USB 2.0 full-speed/device/host/OTG, USB 2.0 high-speed/device/host/OTG, 10/100 Ethernet MAC.
- Cryptographic acceleration: hardware acceleration for AES, Triple DES, HASH (MD5, SHA-1, SHA-2), and HMAC.
- True random number generator and CRC calculation unit.
- RTC with subsecond accuracy, hardware calendar, and VBAT supply.
Applications
The STM32F437VIT7TR is versatile and can be used in a variety of applications, including:
- Industrial automation and control systems.
- Medical devices requiring high precision and reliability.
- Automotive systems, especially those needing advanced connectivity and cryptographic features.
- Consumer electronics, such as smart home devices and multimedia systems.
- IoT devices that require robust communication interfaces and security features.
Q & A
- What is the core architecture of the STM32F437VIT7TR?
The core is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU) and Adaptive real-time accelerator (ART Accelerator™).
- What is the maximum operating frequency of the STM32F437VIT7TR?
The maximum operating frequency is up to 180 MHz.
- How much Flash and SRAM memory does the STM32F437VIT7TR have?
It has up to 2 MB of Flash memory and up to 256 KB of SRAM.
- What types of communication interfaces are available on the STM32F437VIT7TR?
The microcontroller features USB 2.0 OTG, 10/100 Ethernet MAC, up to 4 USARTs/UARTs, up to 6 SPIs, 3 × I2C, and 2 × CAN (2.0B Active) interfaces.
- Does the STM32F437VIT7TR support cryptographic functions?
Yes, it supports hardware acceleration for AES, Triple DES, HASH (MD5, SHA-1, SHA-2), and HMAC.
- What is the operating temperature range for the STM32F437VIT7TR?
The operating temperature range is -40°C to 85°C.
- What package type is the STM32F437VIT7TR available in?
The microcontroller is available in an LQFP 100 package (14x14x1.4 mm).
- Does the STM32F437VIT7TR have a built-in LCD controller?
Yes, it features an LCD-TFT controller with fully programmable resolution.
- What is the purpose of the Chrom-ART Accelerator™ in the STM32F437VIT7TR?
The Chrom-ART Accelerator™ is used for enhanced graphic content creation (DMA2D).
- Does the STM32F437VIT7TR support real-time clock functions?
Yes, it includes an RTC with subsecond accuracy and a hardware calendar.
