Overview
The STM32F429NGH6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F429xx series. It is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU), which supports all Arm® single-precision data-processing instructions and DSP instructions. This microcontroller operates at a frequency of up to 180 MHz and includes a memory protection unit (MPU) for enhanced application security. The device is equipped with extensive embedded memories, advanced peripherals, and multiple communication interfaces, making it suitable for a wide range of applications requiring high performance and low power consumption.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Maximum Clock Frequency | Up to 180 MHz |
| Program Memory Size | Up to 2 MB Flash memory |
| SRAM | Up to 256 KB + 4 KB of SRAM, including 64 KB of CCM (core coupled memory) data RAM |
| OTP Memory | 512 bytes |
| ADC Resolution | 3 × 12-bit, 2.4 MSPS ADCs |
| DAC Resolution | 2 × 12-bit D/A converters |
| Timers | Up to 17 timers (12 × 16-bit, 2 × 32-bit) |
| Communication Interfaces | Up to 21 interfaces including USB 2.0, Ethernet, CAN, SPI, I2C, UART, etc. |
| Power Supply | 1.7 V to 3.6 V application supply and I/Os |
| Package Options | LQFP100, LQFP144, UFBGA176, LQFP176, LQFP208, WLCSP143, TFBGA216, UFBGA169 |
Key Features
- Includes ST state-of-the-art patented technology.
- Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from flash memory.
- 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).
- Low-power modes: Sleep, Stop, and Standby.
- VBAT supply for RTC, 20×32-bit backup registers + optional 4 KB backup SRAM.
- General-purpose DMA: 16-stream DMA controller with FIFOs and burst support.
- Debug mode: SWD & JTAG interfaces, Cortex®-M4 Trace Macrocell™.
- Up to 168 I/O ports with interrupt capability.
- Advanced connectivity: USB 2.0, Ethernet, CAN, SPI, I2C, UART, etc.
- True random number generator, CRC calculation unit, and RTC with subsecond accuracy.
- ECOPACK2 compliant packages.
Applications
The STM32F429NGH6 is versatile and can be used in a variety of applications, including:
- Industrial automation and control systems.
- Medical devices requiring high precision and low power consumption.
- Aerospace and defense systems.
- Automotive systems, especially those requiring advanced motor control and communication interfaces.
- Consumer electronics, such as smart home devices and multimedia systems.
- IoT devices that need robust connectivity and processing capabilities.
Q & A
- What is the core architecture of the STM32F429NGH6?
The core architecture is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU).
- What is the maximum clock frequency of the STM32F429NGH6?
The maximum clock frequency is up to 180 MHz.
- How much flash memory does the STM32F429NGH6 have?
The device has up to 2 MB of flash memory.
- What types of communication interfaces are available on the STM32F429NGH6?
The device features multiple communication interfaces including USB 2.0, Ethernet, CAN, SPI, I2C, and UART.
- Does the STM32F429NGH6 support low-power modes?
- What is the resolution of the ADCs on the STM32F429NGH6?
The device has 3 × 12-bit ADCs with a sampling rate of 2.4 MSPS.
- Is the STM32F429NGH6 suitable for graphic-intensive applications?
- What is the power supply range for the STM32F429NGH6?
The device operates with an application supply and I/Os ranging from 1.7 V to 3.6 V.
- Does the STM32F429NGH6 have a real-time clock (RTC)?
- What are the package options available for the STM32F429NGH6?
The device is available in various packages including LQFP100, LQFP144, UFBGA176, LQFP176, LQFP208, WLCSP143, TFBGA216, and UFBGA169.
