STM32F407VGT6 – STMicroelectronics 32-bit Arm Cortex-M4 MCU

Product Overview

The STM32F407VGT6 is a high-performance 32-bit microcontroller manufactured by STMicroelectronics. It belongs to the STM32F4 series, based on the Arm Cortex-M4 core with FPU, and is designed for embedded systems that require high processing performance, rich connectivity, DSP capability, real-time control, and strong peripheral integration.

This device runs at up to 168MHz, integrates 1MB Flash memory and 192KB SRAM, and is supplied in a 100-pin LQFP package. ST’s STM32F407/417 product family provides 512KB to 1MB Flash, 192KB SRAM, and packages from 100 to 176 pins, while DigiKey lists the exact STM32F407VGT6 as a 32-bit Arm Cortex-M4 STM32F4 MCU, 168MHz, 1MB Flash, 100-LQFP package. 

The STM32F407VGT6 is also used on ST’s STM32F407G-DISC1 Discovery platform, where ST documentation identifies it as an Arm Cortex-M4 with FPU MCU, with 1MB Flash and 192KB RAM in an LQFP100 package. 

Part Number Breakdown

Competitive Advantages

✔ Arm Cortex-M4 with FPU

✔ Up to 168MHz CPU frequency

✔ 1MB Flash and 192KB SRAM

✔ DSP instruction support for real-time signal processing

✔ Rich interfaces: USB OTG FS/HS, Ethernet, CAN, SPI, I²C, USART/UART, I²S, SDIO/MMC

✔ Integrated 12-bit ADC and 12-bit DAC

✔ 82 I/O listed by distributor data

✔ LQFP-100 14mm × 14mm package

✔ Suitable for industrial control, motor control, communication gateways, audio processing, HMI, and embedded systems

Key Features

1. Arm Cortex-M4 Core with FPU

The STM32F407VGT6 uses a high-performance Arm Cortex-M4 processor core with a floating-point unit.

Benefits:

• Efficient real-time control processing
• Better performance for mathematical and DSP workloads
• Suitable for motor control, sensor fusion, and audio processing
• Reduces software overhead for floating-point calculations

2. 168MHz High-Performance Operation

The MCU operates at up to 168MHz, making it suitable for demanding embedded applications that require fast processing and deterministic response.

Benefits:

• Handles complex embedded firmware
• Supports RTOS-based applications
• Suitable for industrial gateways and control systems
• Enables real-time signal processing and communication tasks

3. 1MB Flash Memory

The STM32F407VGT6 provides 1MB Flash memory, giving it more program storage than lower-memory STM32F407 variants such as the STM32F407VET6.

Benefits:

• Supports larger firmware projects
• Suitable for communication stacks, graphics, USB, Ethernet, and RTOS applications
• Allows bootloader + application firmware storage
• Useful for feature-rich embedded systems

4. 192KB SRAM

The device integrates 192KB SRAM, which supports runtime data, buffers, protocol stacks, and real-time processing.

Benefits:

• Useful for USB and Ethernet buffering
• Supports RTOS task memory
• Helps with audio, data acquisition, and communication applications
• Reduces need for external RAM in many designs

5. FPU and DSP Instruction Support

The STM32F407 family includes FPU and DSP instruction support, making it suitable for signal-processing and control algorithms.

Benefits:

• Supports digital filters and control loops
• Useful for audio processing and vibration analysis
• Enables efficient sensor-fusion algorithms
• Improves performance in motor-control and power-control applications

6. Rich Communication Interfaces

The STM32F407VGT6 supports a broad set of communication peripherals including USB OTG FS/HS, Ethernet, CAN, SPI, I²C, USART/UART, I²S, and SDIO/MMC. ST-related documentation for the STM32F407 family highlights USB OTG HS/FS, Ethernet, CAN, SDIO/MMC, I²C, SPI, I²S, USART, and UART interfaces. 

Benefits:

• Suitable for connected embedded devices
• Supports industrial and networked systems
• Enables USB and Ethernet gateway designs
• Useful for data logging, protocol conversion, and communication modules

7. Analog and Mixed-Signal Capability

The STM32F407VGT6 includes 12-bit ADC and 12-bit DAC resources, making it suitable for sensor acquisition and analog control applications. Mouser lists this part with 12-bit ADC resolution and 12-bit DAC resolution. 

Benefits:

• Supports sensor measurement
• Enables analog output generation
• Useful for control loops and instrumentation
• Reduces the need for external ADC/DAC components in many systems

8. LQFP-100 Package

The STM32F407VGT6 is supplied in a 100-pin LQFP package, with DigiKey listing it as 100-LQFP 14mm × 14mm. 

Benefits:

• Easier PCB assembly than BGA packages
• Good balance of I/O count and manufacturability
• Suitable for industrial and embedded boards
• Practical for prototyping, debugging, and production

Applications

Industrial Control

• PLC controllers
• Factory automation systems
• Machine control boards
• Industrial gateways
• Sensor and actuator control modules

Motor Control

• BLDC motor controllers
• Servo control systems
• Fan and pump control
• PWM-based power control
• Robotics motion control

Communication and Gateway Systems

• Ethernet-enabled controllers
• CAN bus gateways
• USB communication devices
• Industrial data loggers
• Protocol conversion modules

Audio and Signal Processing

• Digital audio processing
• I²S audio systems
• Signal filtering
• Data acquisition
• Embedded DSP applications

Human-Machine Interface and Embedded Computing

• HMI panels
• Touch display controllers
• Portable instruments
• Smart equipment controllers
• Embedded control boards