Overview
The STM32F405VGT7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F405xx and STM32F407xx family. It is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU), adaptive real-time accelerator (ART Accelerator), and DSP instructions. This microcontroller operates at a frequency of up to 168 MHz and features a memory protection unit (MPU) for enhanced application security. It includes up to 1 Mbyte of Flash memory, up to 192 Kbytes of SRAM, and various advanced peripherals and communication interfaces, making it suitable for a wide range of applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, ART Accelerator, up to 168 MHz |
| Flash Memory | Up to 1 Mbyte |
| SRAM | Up to 192 Kbytes + 4 Kbytes of backup SRAM |
| OTP Memory | 512 bytes |
| ADCs | 3 × 12-bit, 2.4 MSPS, up to 24 channels |
| DACs | 2 × 12-bit |
| Timers | Up to 12 × 16-bit, 2 × 32-bit |
| Communication Interfaces | Up to 3 × I2C, up to 4 USARTs/2 UARTs, up to 3 SPIs, 2 CAN interfaces, USB 2.0 OTG, Ethernet MAC |
| Operating Voltage | 1.8 V to 3.6 V |
| Operating Temperature | -40°C to 85°C (Industrial Grade) |
| Package | LQFP 100 14x14x1.4 mm |
| RoHS Compliance | Ecopack2 |
Key Features
- Arm® 32-bit Cortex®-M4 CPU with FPU and DSP instructions
- Adaptive real-time accelerator (ART Accelerator) for 0-wait state execution from Flash memory
- Up to 1 Mbyte of Flash memory and up to 192 Kbytes of SRAM
- Flexible static memory controller supporting various memory types
- Low-power operation with Sleep, Stop, and Standby modes
- VBAT supply for RTC and backup registers
- Multiple communication interfaces including USB OTG, Ethernet, CAN, SPI, I2C, and UART
- Advanced peripherals such as 3 × 12-bit ADCs, 2 × 12-bit DACs, and up to 17 timers
- Debug mode with Serial Wire Debug (SWD) and JTAG interfaces
- Up to 140 I/O ports with interrupt capability
Applications
The STM32F405VGT7 is versatile and can be used in a variety of applications, including:
- Industrial automation and control systems
- Medical devices requiring high precision and reliability
- Automotive systems, including advanced driver-assistance systems (ADAS)
- Consumer electronics, such as smart home devices and IoT applications
- Communication and networking equipment, leveraging its Ethernet and USB capabilities
Q & A
- What is the core architecture of the STM32F405VGT7?
The STM32F405VGT7 is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and DSP instructions. - What is the maximum operating frequency of the STM32F405VGT7?
The maximum operating frequency is up to 168 MHz. - How much Flash and SRAM memory does the STM32F405VGT7 have?
It has up to 1 Mbyte of Flash memory and up to 192 Kbytes of SRAM. - What are the key communication interfaces available on the STM32F405VGT7?
The microcontroller features USB 2.0 OTG, Ethernet MAC, up to 3 × I2C, up to 4 USARTs/2 UARTs, up to 3 SPIs, and 2 CAN interfaces. - What are the power management features of the STM32F405VGT7?
It includes low-power operation modes such as Sleep, Stop, and Standby, along with VBAT supply for RTC and backup registers. - What is the package type and size of the STM32F405VGT7?
The package type is LQFP 100, with dimensions of 14x14x1.4 mm. - Is the STM32F405VGT7 RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 rating. - What are the operating temperature ranges for the STM32F405VGT7?
The operating temperature range is -40°C to 85°C for the industrial grade. - Does the STM32F405VGT7 support debug modes?
Yes, it supports Serial Wire Debug (SWD) and JTAG interfaces. - How many I/O ports does the STM32F405VGT7 have?
The microcontroller has up to 140 I/O ports with interrupt capability.
