Overview
The STM32F427VGT7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F427/437 product line. It is based on the ARM Cortex-M4 core, which includes a floating-point unit (FPU) and operates at a frequency of up to 180 MHz. This microcontroller is designed to offer high performance and low power consumption, making it suitable for a wide range of applications that require advanced processing capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM 32-bit Cortex-M4 CPU with FPU |
| Frequency | Up to 180 MHz |
| Performance | 225 DMIPS/608 CoreMark |
| Flash Memory | Up to 2 MB dual-bank Flash |
| SRAM | Up to 256 KB + 4 KB of CCM (core coupled memory) data RAM |
| Communication Interfaces | Up to 20 interfaces including USARTs, UARTs, SPI, I²C, CAN, SDIO |
| Analog Peripherals | Two 12-bit DACs, three 12-bit ADCs (up to 2.4 MSPS or 7.2 MSPS in interleaved mode) |
| Timers | Up to 17 timers (16-bit and 32-bit) |
| Power Consumption | 260 µA/MHz at 180 MHz in run mode, 120 µA typical in Stop mode |
| Package Options | LQFP100, LQFP144, LQFP176, UFBGA176, and others |
Key Features
- High Performance: The STM32F427VGT7 delivers high performance with 225 DMIPS and 608 CoreMark at 180 MHz, thanks to the ARM Cortex-M4 core and ST’s ART Accelerator.
- Low Power Consumption: It features low power consumption with 260 µA/MHz in run mode and 120 µA typical in Stop mode, making it energy-efficient.
- Advanced Graphics: The Chrom-ART Accelerator enhances graphics content creation, supporting 2-D raw data copy, image blending, and image format conversion.
- Audio Capabilities: Includes 2 dedicated audio PLL, 2 full duplex I²S, and a serial audio interface (SAI) supporting time division multiplex (TDM) mode.
- Security Features: The STM32F437 variant includes a crypto/hash processor for hardware acceleration of AES-128, -192, and -256, along with support for GCM, CCM, Triple DES, and hash (MD5, SHA-1, and SHA-2).
- Flexible Memory Controller: Supports various external memory types including SRAM, PSRAM, SDRAM, Compact Flash, NOR, and NAND memories.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication due to its high performance and multiple communication interfaces.
- Medical Devices: Can be used in medical devices requiring advanced processing and low power consumption, such as portable diagnostic equipment.
- Consumer Electronics: Ideal for applications like audio and video processing, gaming consoles, and other consumer electronics requiring high-performance processing.
- Automotive Systems: Used in automotive systems for control and monitoring, benefiting from its robust security features and low power consumption.
Q & A
- What is the core architecture of the STM32F427VGT7?
The STM32F427VGT7 is based on the ARM 32-bit Cortex-M4 core with a floating-point unit (FPU).
- What is the maximum operating frequency of the STM32F427VGT7?
The maximum operating frequency is up to 180 MHz.
- How much Flash memory does the STM32F427VGT7 have?
It has up to 2 MB of dual-bank Flash memory.
- What are the power consumption characteristics of the STM32F427VGT7?
It consumes 260 µA/MHz at 180 MHz in run mode and 120 µA typical in Stop mode.
- Does the STM32F427VGT7 support external memory?
Yes, it supports various external memory types including SRAM, PSRAM, SDRAM, Compact Flash, NOR, and NAND memories.
- What are the key features of the Chrom-ART Accelerator in the STM32F427VGT7?
The Chrom-ART Accelerator enhances graphics content creation by supporting 2-D raw data copy, image blending, and image format conversion.
- What audio interfaces are available on the STM32F427VGT7?
It includes 2 dedicated audio PLL, 2 full duplex I²S, and a serial audio interface (SAI) supporting time division multiplex (TDM) mode.
- Does the STM32F427VGT7 have any security features?
The STM32F437 variant includes a crypto/hash processor for hardware acceleration of various cryptographic algorithms.
- What are the package options available for the STM32F427VGT7?
It is available in various packages including LQFP100, LQFP144, LQFP176, UFBGA176, and others.
- What are some typical applications of the STM32F427VGT7?
It is suitable for industrial automation, medical devices, consumer electronics, and automotive systems.
