Overview
The STM32F429NIH7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F427xx and STM32F429xx series. It is based on the Arm® 32-bit Cortex®-M4 CPU, which includes a floating-point unit (FPU) and supports all Arm® single-precision data-processing instructions and data types. The core operates at a frequency of up to 180 MHz and features an Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from flash memory. The device also includes a memory protection unit (MPU) and DSP instructions, enhancing application security and performance.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Frequency | Up to 180 MHz |
| Program Memory Type | Flash |
| Flash Size | Up to 2 MB |
| RAM Size | Up to 256+4 KB of SRAM (including 64 KB of CCM data RAM) |
| OTP Memory | 512 bytes |
| Supply Voltage | 1.8 V to 3.6 V |
| Operating Temperature | -40°C to +105°C |
| ADCs | 3 x 12-bit ADCs (up to 24 channels) |
| DACs | 2 x 12-bit DACs |
| Timers | 12 x 16-bit timers, 2 x 32-bit timers |
| Communication Interfaces | CAN (2.0B active), USB OTG HS/FS, Ethernet (100Mbps, IEEE 1588), SPI, USART, I2S, I2C |
| Package Style | TFBGA-216 |
| Mounting Method | Surface Mount |
Key Features
- High-Performance Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), and DSP instructions.
- Memory: Up to 2 MB of flash memory organized into two banks allowing read-while-write, up to 256+4 KB of SRAM including 64 KB of CCM data RAM, and 512 bytes of OTP memory.
- Advanced Peripherals: Includes three 12-bit ADCs, two 12-bit DACs, a low-power RTC, 12 general-purpose 16-bit timers, and two general-purpose 32-bit timers.
- Communication Interfaces: Supports CAN (2.0B active), USB OTG HS/FS, Ethernet (100Mbps, IEEE 1588), SPI, USART, I2S, and I2C.
- Graphics and Display: Features an LCD-TFT controller with fully programmable resolution and a Chrom-ART Accelerator™ for enhanced graphic content creation.
- Power Management: Includes sleep, stop, and standby modes, and supports a wide range of supply voltages (1.8 V to 3.6 V).
Applications
- Industrial Automation: Suitable for advanced motor control, industrial control systems, and automation due to its robust set of timers and communication interfaces.
- Medical Devices: Can be used in medical devices requiring high precision and reliability, such as diagnostic equipment and patient monitoring systems.
- Consumer Electronics: Ideal for applications requiring high-performance graphics and display capabilities, such as smart home devices, gaming consoles, and multimedia systems.
- Automotive Systems: Applicable in automotive systems for control units, infotainment systems, and advanced driver-assistance systems (ADAS) due to its robust communication interfaces and high reliability.
- IoT and Smart Devices: Suitable for IoT devices and smart home applications requiring advanced connectivity options like Ethernet, USB, and multiple serial interfaces.
Q & A
- What is the core processor of the STM32F429NIH7?
The core processor is the Arm® 32-bit Cortex®-M4 CPU with FPU.
- What is the maximum frequency of the STM32F429NIH7?
The maximum frequency is up to 180 MHz.
- How much flash memory does the STM32F429NIH7 have?
Up to 2 MB of flash memory organized into two banks allowing read-while-write.
- What are the key communication interfaces of the STM32F429NIH7?
The key communication interfaces include CAN (2.0B active), USB OTG HS/FS, Ethernet (100Mbps, IEEE 1588), SPI, USART, I2S, and I2C.
- What is the operating temperature range of the STM32F429NIH7?
The operating temperature range is -40°C to +105°C.
- Does the STM32F429NIH7 support graphics and display capabilities?
Yes, it features an LCD-TFT controller with fully programmable resolution and a Chrom-ART Accelerator™ for enhanced graphic content creation.
- What is the package style of the STM32F429NIH7?
The package style is TFBGA-216.
- Is the STM32F429NIH7 RoHS compliant?
Yes, it is RoHS compliant (Ecopack2).
- What are the power management features of the STM32F429NIH7?
The device includes sleep, stop, and standby modes, and supports a wide range of supply voltages (1.8 V to 3.6 V).
- Does the STM32F429NIH7 have any specific security features?
Yes, it includes a memory protection unit (MPU) and supports secure boot mechanisms.
