Overview
The STM32F429NIH6J 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), offering advanced features and high processing capabilities. This MCU is designed for applications requiring high computational power, rich peripherals, and low power consumption.
The device integrates various advanced peripherals, including USB, Ethernet, and camera interfaces, making it suitable for a wide range of applications such as industrial control, medical devices, and consumer electronics.
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 including 64-KB of CCM (core coupled memory) data RAM |
| External Memory | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND memories |
| Supply Voltage | 1.7 V to 3.6 V application supply and I/Os |
| Timers | Up to 17 timers: up to twelve 16-bit and two 32-bit timers up to 180 MHz |
| Communication Interfaces | Up to 3 × I2C interfaces, up to 4 USARTs/4 UARTs, up to 6 SPIs, 2 × CAN (2.0B Active), SDIO interface, USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| ADC/DAC | 3 × 12-bit, 2.4 MSPS ADC: up to 24 channels and 7.2 MSPS in triple interleaved mode, 2 × 12-bit D/A converters |
| Package | LQFP144 (20 × 20 mm) |
Key Features
- High-Performance CPU: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from Flash memory.
- Advanced Peripherals: LCD-TFT controller, Chrom-ART Accelerator™ for enhanced graphic content creation, 8- to 14-bit parallel camera interface, and true random number generator.
- Low Power Modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and optional 4 KB backup SRAM.
- Communication Capabilities: USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC, up to 3 × I2C interfaces, up to 4 USARTs/4 UARTs, and up to 6 SPIs.
- Debug and Trace: SWD & JTAG interfaces, Cortex-M4 Trace Macrocell™.
- Security and Integrity: CRC calculation unit, RTC with subsecond accuracy, and 96-bit unique ID.
Applications
- Industrial Control Systems: The high computational power and rich peripherals make it suitable for industrial automation and control systems.
- Medical Devices: The device's low power consumption and advanced peripherals are beneficial for medical devices requiring precise and reliable operation.
- Consumer Electronics: Ideal for consumer electronics such as smart home devices, gaming consoles, and other high-performance consumer products.
- Automotive Systems: The MCU's robust features and compliance with automotive standards make it a good fit for automotive applications.
- IoT Devices: Suitable for Internet of Things (IoT) devices due to its advanced connectivity options and low power modes.
Q & A
- What is the core architecture of the STM32F429NIH6J?
The core architecture is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and an Adaptive real-time accelerator (ART Accelerator™).
- What is the maximum frequency of the CPU?
The CPU can operate at frequencies up to 180 MHz.
- How much Flash and SRAM memory does the device have?
The device has up to 2 MB of Flash memory and up to 256+4 KB of SRAM, including 64-KB of CCM (core coupled memory) data RAM.
- What are the key communication interfaces available on this MCU?
The MCU includes USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC, up to 3 × I2C interfaces, up to 4 USARTs/4 UARTs, and up to 6 SPIs.
- Does the device support low power modes?
Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for RTC and optional 4 KB backup SRAM.
- What is the package type of the STM32F429NIH6J?
The package type is LQFP144 (20 × 20 mm).
- Does the device have a built-in LCD-TFT controller?
Yes, it includes an LCD-TFT controller with fully programmable resolution.
- What is the maximum resolution supported by the LCD-TFT controller?
The LCD-TFT controller supports a total width up to 4096 pixels and a total height up to 2048 lines with a pixel clock up to 83 MHz.
- Does the device support camera interfaces?
Yes, it includes an 8- to 14-bit parallel camera interface up to 54 Mbytes/s.
- Is the device compliant with RoHS standards?
Yes, the STM32F429NIH6J is RoHS compliant.
