Overview
The STM32F427IGT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F427 series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at frequencies up to 180 MHz. This microcontroller includes a single-precision Floating Point Unit (FPU), a comprehensive set of DSP instructions, and a Memory Protection Unit (MPU) to enhance application security. The STM32F427IGT6 is known for its robust embedded memory capabilities, advanced connectivity options, and a wide range of peripherals, making it suitable for various demanding applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive Real-Time Accelerator™ (ART Accelerator™), up to 180 MHz, MPU |
| Flash Memory | Up to 2 MB, organized into two banks allowing read-while-write |
| SRAM | Up to 256 KB + 4 KB backup SRAM, including 64 KB of CCM (core coupled memory) data RAM |
| OTP Memory | 512 bytes |
| External Memory Controller | Up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, compact flash/NOR/NAND memories |
| ADCs | 3 × 12-bit, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit |
| Timers | Up to 17 timers: up to twelve 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 3 I2C, up to 4 USARTs/UARTs, up to 6 SPIs, 2 CAN (2.0B active), USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| Package | LQFP 176 (24x24x1.4 mm) |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40°C to 105°C |
Key Features
- Core and Performance: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive Real-Time Accelerator™ (ART Accelerator™), operating at up to 180 MHz, and delivering 225 DMIPS (1.25 DMIPS/MHz) using Dhrystone 2.1 benchmarks.
- Memory: Up to 2 MB of Flash memory, up to 256 KB of SRAM including 64 KB of CCM (core coupled memory) data RAM, and 512 bytes of OTP memory.
- Peripherals: 3 × 12-bit ADCs, 2 × 12-bit DACs, up to 17 timers, general-purpose DMA with 16-stream DMA controller, and advanced communication interfaces including USB, Ethernet, and CAN.
- Graphics and Display: LCD-TFT controller with fully programmable resolution, Chrom-ART Accelerator™ for enhanced graphic content creation.
- Power Management: Sleep, Stop, and Standby modes, VBAT supply for RTC, and backup SRAM.
- Connectivity: Up to 3 I2C interfaces, up to 4 USARTs/UARTs, up to 6 SPIs, 2 CAN (2.0B active), USB 2.0 full-speed/device/host/OTG, and 10/100 Ethernet MAC.
- Security and Debugging: Memory Protection Unit (MPU), SWD & JTAG interfaces, and Cortex®-M4 Trace Macrocell™.
Applications
- Industrial Automation: The STM32F427IGT6 is suitable for industrial control systems, motor control, and automation due to its advanced timers and communication interfaces.
- Medical Devices: Its high precision and reliability make it a good fit for medical devices requiring precise data processing and communication.
- Aerospace and Defense: The microcontroller's robust security features and high performance make it suitable for aerospace and defense applications.
- Consumer Electronics: It can be used in advanced consumer electronics such as smart home devices, wearables, and high-end audio equipment.
- Automotive Systems: The STM32F427IGT6 is also used in automotive systems for its ability to handle complex tasks and its robust communication capabilities.
Q & A
- What is the core architecture of the STM32F427IGT6?
The STM32F427IGT6 is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU) and Adaptive Real-Time Accelerator™ (ART Accelerator™).
- What is the maximum operating frequency of the STM32F427IGT6?
The maximum operating frequency is up to 180 MHz.
- How much Flash and SRAM memory does the STM32F427IGT6 have?
It has up to 2 MB of Flash memory and up to 256 KB of SRAM.
- What types of communication interfaces does the STM32F427IGT6 support?
It supports USB 2.0, Ethernet, CAN, I2C, SPI, and USART interfaces.
- What is the purpose of the Chrom-ART Accelerator™ in the STM32F427IGT6?
The Chrom-ART Accelerator™ is used for enhanced graphic content creation.
- Does the STM32F427IGT6 have any power-saving modes?
Yes, it has Sleep, Stop, and Standby modes to reduce power consumption.
- What is the operating voltage range of the STM32F427IGT6?
The operating voltage range is from 1.7 V to 3.6 V.
- What types of timers are available on the STM32F427IGT6?
It has up to twelve 16-bit and two 32-bit timers.
- Does the STM32F427IGT6 support any specific protocols for communication?
Yes, it supports protocols such as SMBus, PMBus, ISO7816, LIN, IrDA, and IEEE 1588v2.
- What is the package type of the STM32F427IGT6?
The package type is LQFP 176 (24x24x1.4 mm).
