Overview
The STM32F405VGT7TR is a high-performance microcontroller from STMicroelectronics, part of the STM32F405xx and STM32F407xx family. It is based on the Arm® 32-bit Cortex®-M4 core, operating at a frequency of up to 168 MHz. This core features a floating-point unit (FPU) supporting all Arm single-precision data-processing instructions and includes a full set of DSP instructions and a memory protection unit (MPU) for enhanced application security.
The device incorporates high-speed embedded memories, including up to 1 Mbyte of Flash memory, up to 192 Kbytes of SRAM, and 512 bytes of OTP memory. It also includes a flexible static memory controller and various peripherals connected to multiple buses.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) |
| Frequency | 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 17 timers (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, 10/100 Ethernet MAC |
| Power Supply | 1.8 V to 3.6 V application supply and I/Os |
| Package | LQFP 100 14x14x1.4 mm |
| Operating Temperature | -40°C to 105°C |
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
- High-speed embedded memories: up to 1 Mbyte Flash, up to 192 Kbytes SRAM, and 512 bytes OTP memory
- Flexible static memory controller supporting various memory types
- Multiple communication interfaces: I2C, USART, SPI, CAN, USB OTG, Ethernet
- Low-power operation: Sleep, Stop, and Standby modes
- VBAT supply for RTC, backup registers, and optional backup SRAM
- Advanced peripherals: 3 × 12-bit ADCs, 2 × 12-bit DACs, 17 timers, and more
- Debug mode with Serial wire debug (SWD) & JTAG interfaces and Cortex-M4 Embedded Trace Macrocell™
- Up to 140 I/O ports with interrupt capability and up to 138 5 V-tolerant I/Os
Applications
The STM32F405VGT7TR is suitable for a wide range of applications due to its high performance and rich set of peripherals. Some key applications include:
- Industrial automation and control systems
- Medical devices requiring high precision and reliability
- Aerospace and defense systems
- Automotive systems, especially those requiring advanced motor control and communication interfaces
- Consumer electronics, such as high-end audio devices and multimedia systems
Q & A
- What is the core architecture of the STM32F405VGT7TR?
The core 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 STM32F405VGT7TR?
The maximum operating frequency is up to 168 MHz.
- How much Flash and SRAM memory does the STM32F405VGT7TR have?
It has up to 1 Mbyte of Flash memory and up to 192 Kbytes of SRAM.
- What types of communication interfaces are available on the STM32F405VGT7TR?
The device includes I2C, USART, SPI, CAN, USB OTG, and 10/100 Ethernet MAC interfaces.
- Does the STM32F405VGT7TR support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes for low-power operation.
- What is the operating temperature range of the STM32F405VGT7TR?
The operating temperature range is from -40°C to 105°C.
- What kind of debug interfaces are available on the STM32F405VGT7TR?
The device features Serial wire debug (SWD) & JTAG interfaces and Cortex-M4 Embedded Trace Macrocell™.
- How many I/O ports does the STM32F405VGT7TR have?
It has up to 140 I/O ports with interrupt capability.
- Is the STM32F405VGT7TR RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 grade.
- What is the package type of the STM32F405VGT7TR?
The package type is LQFP 100 14x14x1.4 mm.
