Overview
The STM32F437IIH6TR is a high-performance microcontroller from STMicroelectronics, part of the STM32F437xx and STM32F439xx family. It is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU), operating at a frequency of up to 180 MHz. This microcontroller features an Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from Flash memory, along with a Memory Protection Unit (MPU) and DSP instructions, enhancing application security and performance.
The device includes extensive embedded memories, advanced I/Os, and a wide range of peripherals, making it suitable for complex applications requiring high processing power and multiple interfaces.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, up to 180 MHz |
| Memories | Up to 2 MB of Flash memory, up to 256+4 KB of SRAM, 512 bytes of OTP memory |
| External Memory | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND memories |
| ADCs | 3 × 12-bit, 2.4 MSPS ADC: up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 17 timers: up to twelve 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 4 USARTs/4 UARTs, up to 6 SPIs, 2 × CAN (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 Temperature | -40°C to 105°C |
| Supply Voltage | 1.7 V to 3.6 V |
Key Features
- Includes ST state-of-the-art patented technology such as the ART Accelerator™ and Chrom-ART Accelerator™ for enhanced graphic content creation.
- Advanced security features including a cryptographic acceleration cell for AES, Triple DES, HASH, and HMAC, along with a true random number generator and CRC calculation unit.
- High-speed embedded memories and flexible external memory controller.
- Extensive range of peripherals including LCD-TFT controller, camera interface, and multiple communication interfaces.
- Low power modes: Sleep, Stop, and Standby modes, with VBAT supply for RTC.
- Debug mode with SWD & JTAG interfaces and Cortex-M4 Trace Macrocell™.
- Up to 168 I/O ports with interrupt capability and up to 164 fast I/Os up to 90 MHz.
Applications
- Industrial automation and control systems.
- Medical devices requiring high processing power and multiple interfaces.
- Automotive systems, including advanced driver-assistance systems (ADAS).
- Consumer electronics such as smart home devices and multimedia systems.
- IoT devices requiring secure data processing and communication.
Q & A
- What is the core architecture of the STM32F437IIH6TR?
The STM32F437IIH6TR is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU).
- What is the maximum frequency of the CPU?
The CPU operates at a frequency of up to 180 MHz.
- What types of memories are available on this microcontroller?
It includes up to 2 MB of Flash memory, up to 256+4 KB of SRAM, and 512 bytes of OTP memory.
- What are the key security features of this device?
The device features cryptographic acceleration for AES, Triple DES, HASH, and HMAC, along with a true random number generator and CRC calculation unit.
- What communication interfaces are available?
The device includes up to 4 USARTs/4 UARTs, up to 6 SPIs, 2 × CAN (2.0B Active), USB 2.0 full-speed/device/host/OTG, and 10/100 Ethernet MAC.
- What is the operating temperature range of the STM32F437IIH6TR?
The operating temperature range is -40°C to 105°C.
- What are the power supply requirements?
The device operates with a supply voltage of 1.7 V to 3.6 V.
- Does the device support low power modes?
Yes, it supports Sleep, Stop, and Standby modes, with VBAT supply for RTC.
- What debug interfaces are available?
The device supports SWD & JTAG interfaces and Cortex-M4 Trace Macrocell™.
- How many I/O ports does the device have?
The device has up to 168 I/O ports with interrupt capability and up to 164 fast I/Os up to 90 MHz.
