Overview
The STM32F429ZIT7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F429xx series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 180 MHz. The Cortex®-M4 core includes a floating-point unit (FPU) and a full set of DSP instructions, along with a memory protection unit (MPU) to enhance application security. This microcontroller is designed for demanding applications requiring high processing power, advanced graphics capabilities, and extensive peripheral support.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) |
| Frequency | Up to 180 MHz |
| Flash Memory | Up to 2 MB, organized into two banks allowing read-while-write |
| SRAM | Up to 256+4 KB, including 64 KB of CCM (core coupled memory) data RAM |
| OTP Memory | 512 bytes |
| External Memory Controller | Supports SRAM, PSRAM, SDRAM/LPSDR SDRAM, compact flash/NOR/NAND memories |
| ADCs | 3 × 12-bit, 2.4 MSPS, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit |
| Timers | Up to 17 timers: 12 × 16-bit and 2 × 32-bit |
| Communication Interfaces | Up to 21 interfaces including I2C, USART, SPI, CAN, USB, and Ethernet |
| Package | LQFP 144 (20x20x1.4 mm) |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40°C to 105°C |
Key Features
- Includes ST state-of-the-art patented technology.
- Arm® 32-bit Cortex®-M4 CPU with FPU and ART Accelerator™ for 0-wait state execution from flash memory.
- High-speed embedded memories: up to 2 MB of flash memory and up to 256+4 KB of SRAM.
- LCD-TFT controller with fully programmable resolution and Chrom-ART Accelerator™ for enhanced graphic content creation.
- Advanced connectivity: USB 2.0, Ethernet, CAN, and multiple serial 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 166 5 V-tolerant I/Os.
- True random number generator, CRC calculation unit, and RTC with subsecond accuracy.
- ECOPACK2 compliant packages.
Applications
The STM32F429ZIT7 is suitable for a wide range of applications that require high processing power, advanced graphics, and extensive peripheral support. These include:
- Industrial automation and control systems.
- Medical devices requiring advanced graphics and high-speed processing.
- Aerospace and defense applications where reliability and performance are critical.
- Automotive systems, including infotainment and driver assistance systems.
- Consumer electronics such as smart home devices and high-end appliances.
Q & A
- What is the core architecture of the STM32F429ZIT7?
The STM32F429ZIT7 is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and DSP instructions.
- What is the maximum frequency of the STM32F429ZIT7?
The maximum frequency is up to 180 MHz.
- How much flash and SRAM memory does the STM32F429ZIT7 have?
It has up to 2 MB of flash memory and up to 256+4 KB of SRAM.
- What types of communication interfaces are available on the STM32F429ZIT7?
It includes USB 2.0, Ethernet, CAN, I2C, USART, SPI, and more.
- Does the STM32F429ZIT7 support low power modes?
Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for RTC.
- What is the operating voltage range of the STM32F429ZIT7?
The operating voltage range is 1.7 V to 3.6 V.
- What is the package type of the STM32F429ZIT7?
The package type is LQFP 144 (20x20x1.4 mm).
- Is the STM32F429ZIT7 RoHS compliant?
Yes, it is ECOPACK2 compliant.
- What is the purpose of the Chrom-ART Accelerator™ in the STM32F429ZIT7?
The Chrom-ART Accelerator™ is for enhanced graphic content creation (DMA2D).
- Does the STM32F429ZIT7 have a built-in LCD-TFT controller?
Yes, it has an LCD-TFT controller with fully programmable resolution.
