Overview
The STM32F429NIH6U is a high-performance microcontroller from STMicroelectronics, part of the STM32F429xx family. It is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU), operating at frequencies up to 180 MHz. This microcontroller is designed for applications requiring high processing power, advanced graphics capabilities, and a wide range of peripherals.
The device features an Adaptive Real-Time (ART) Accelerator, allowing for zero-wait state execution from Flash memory, and includes a memory protection unit (MPU) for enhanced application security. It is suitable for a variety of applications, including industrial control, medical devices, and advanced consumer electronics.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Frequency | Up to 180 MHz |
| Flash Memory | Up to 2 MB, organized into two banks |
| SRAM | Up to 256 KB + 4 KB backup SRAM, including 64 KB of CCM (core coupled memory) data RAM |
| External Memory Controller | Supports SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND memories |
| ADC | 3 × 12-bit, 2.4 MSPS, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| D/A Converters | 2 × 12-bit |
| Timers | Up to 17 timers: up to twelve 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 21 interfaces, including USB 2.0 OTG, Ethernet, I2C, SPI, USART, CAN, and more |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40°C to 85°C or 105°C depending on the package |
| Package | LQFP100, LQFP144, UFBGA176, and others |
Key Features
- High-Performance Core: Arm® 32-bit Cortex®-M4 CPU with FPU, operating at up to 180 MHz.
- Advanced Graphics: LCD-TFT controller with fully programmable resolution, and Chrom-ART Accelerator™ for enhanced graphic content creation.
- Extensive Peripherals: Includes multiple timers, ADCs, D/A converters, DMA controllers, and a wide range of communication interfaces.
- Memory and Storage: Up to 2 MB of Flash memory, up to 256 KB of SRAM, and flexible external memory controller.
- Low Power Modes: Sleep, Stop, and Standby modes to optimize power consumption.
- Debug and Trace: SWD & JTAG interfaces, and Cortex-M4 Trace Macrocell™.
- Security: Memory protection unit (MPU) for enhanced application security.
Applications
- Industrial Control Systems: Suitable for industrial automation, motor control, and process control.
- Medical Devices: Used in medical equipment requiring high processing power and advanced graphics.
- Consumer Electronics: Ideal for advanced consumer devices such as smart home appliances and multimedia systems.
- Automotive Systems: Can be used in automotive applications requiring robust and reliable microcontrollers.
- IoT Devices: Suitable for Internet of Things (IoT) applications due to its low power modes and extensive peripherals.
Q & A
- What is the core architecture of the STM32F429NIH6U?
The STM32F429NIH6U is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU).
- What is the maximum operating frequency of the STM32F429NIH6U?
The maximum operating frequency is up to 180 MHz.
- How much Flash memory does the STM32F429NIH6U have?
It has up to 2 MB of Flash memory, organized into two banks.
- What types of external memory does the STM32F429NIH6U support?
It supports SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND memories.
- What are the key features of the LCD-TFT controller in the STM32F429NIH6U?
The LCD-TFT controller has fully programmable resolution (up to 4096 pixels width, up to 2048 lines height, and pixel clock up to 83 MHz).
- Does the STM32F429NIH6U support Ethernet?
Yes, it supports 10/100 Ethernet MAC with dedicated DMA and IEEE 1588v2 hardware.
- What are the low power modes available in the STM32F429NIH6U?
The device features Sleep, Stop, and Standby modes to optimize power consumption.
- How many communication interfaces does the STM32F429NIH6U have?
It has up to 21 communication interfaces, including USB, Ethernet, I2C, SPI, USART, CAN, and more.
- What is the operating voltage range of the STM32F429NIH6U?
The operating voltage range is 1.7 V to 3.6 V.
- What debug and trace capabilities does the STM32F429NIH6U offer?
It offers SWD & JTAG interfaces and Cortex-M4 Trace Macrocell™.
