Overview
The STM32F437IIH6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F437xx and STM32F439xx series. It is based on the Arm® 32-bit Cortex®-M4 core, which operates at frequencies up to 180 MHz and includes a Floating Point Unit (FPU) and Digital Signal Processing (DSP) instructions. This microcontroller is designed for advanced applications requiring high processing power, security, and a wide range of peripherals and interfaces.
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 of Flash memory, up to 256+4 KB of SRAM, 512 bytes of OTP memory |
| Timers | Up to twelve 16-bit timers, two 32-bit timers |
| ADCs/DACs | Three 12-bit ADCs, two 12-bit DACs |
| Communication Interfaces | Up to 4 USARTs/UARTs, up to 6 SPIs, 2 CAN (2.0B Active), USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| Power and Supply | 1.7 V to 3.6 V application supply and I/Os, Sleep, Stop, and Standby modes |
| Package | UFBGA 176+25 10x10x0.6 P 0.65 mm, LQFP 176 24x24x1.4 mm |
| Operating Temperature | -40°C to 105°C |
Key Features
- Includes ST state-of-the-art patented technology.
- Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), frequency up to 180 MHz, MPU, and DSP instructions.
- Memories: Up to 2 MB of Flash memory, up to 256+4 KB of SRAM, 512 bytes of OTP memory.
- Flexible external memory controller with up to 32-bit data bus.
- LCD-TFT controller with fully programmable resolution.
- Chrom-ART Accelerator™ for enhanced graphic content creation (DMA2D).
- Advanced connectivity: USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC, up to 4 USARTs/UARTs, up to 6 SPIs.
- Cryptographic acceleration: hardware acceleration for AES, Triple DES, HASH, and HMAC.
- True random number generator and CRC calculation unit.
- RTC with subsecond accuracy and hardware calendar.
- 96-bit unique ID.
Applications
The STM32F437IIH6 is suitable for a wide range of applications that require high performance, advanced peripherals, and robust security features. These include:
- Industrial automation and control systems.
- Medical devices requiring precise data processing and secure communication.
- Automotive systems, including infotainment and driver assistance.
- Consumer electronics such as smart home devices and wearables.
- IoT devices needing advanced connectivity and cryptographic capabilities.
Q & A
- What is the core architecture of the STM32F437IIH6?
The STM32F437IIH6 is based on the Arm® 32-bit Cortex®-M4 core with a Floating Point Unit (FPU) and Digital Signal Processing (DSP) instructions.
- What is the maximum frequency of the CPU?
The CPU operates at frequencies up to 180 MHz.
- How much Flash and SRAM memory does the STM32F437IIH6 have?
It has up to 2 MB of Flash memory and up to 256+4 KB of SRAM.
- What types of communication interfaces are available?
The microcontroller features USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC, up to 4 USARTs/UARTs, up to 6 SPIs, and 2 CAN (2.0B Active) interfaces.
- Does the STM32F437IIH6 support cryptographic functions?
Yes, it includes hardware acceleration for AES, Triple DES, HASH, and HMAC.
- What is the operating temperature range of the STM32F437IIH6?
The operating temperature range is -40°C to 105°C.
- What types of timers are available on the STM32F437IIH6?
It includes up to twelve 16-bit timers and two 32-bit timers.
- Does the microcontroller have a real-time clock (RTC)?
Yes, it features an RTC with subsecond accuracy and a hardware calendar.
- What is the purpose of the Chrom-ART Accelerator™?
The Chrom-ART Accelerator™ is used for enhanced graphic content creation (DMA2D).
- What is the unique identifier feature of the STM32F437IIH6?
The microcontroller has a 96-bit unique ID.
