Overview
The STM32G474VET6 is a high-performance microcontroller from STMicroelectronics, part of the STM32G4 series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 170 MHz with 213 DMIPS. The device features a single-precision floating-point unit (FPU), DSP instructions, and a memory protection unit (MPU) to enhance application security. It includes 512 Kbytes of Flash memory and 128 Kbytes of SRAM, along with various peripherals and communication interfaces, making it suitable for a wide range of applications requiring high performance and reliability.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | Arm® Cortex®-M4F |
| Core Size | 32-Bit |
| Speed | 170 MHz |
| Program Memory Size | 512 KB (512K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 128 KB (128K x 8) |
| Voltage Supply (Vcc/Vdd) | 1.71 V to 3.6 V |
| Number of I/O | 86 |
| Package/Case | 100-LQFP |
| Operating Temperature | -40°C to 85°C |
| ADCs | 5 fast 12-bit ADCs (5 Msps) |
| DACs | 7 channels (3 external and 4 internal) |
| Timers | 2 general-purpose 32-bit timers, 11 general-purpose 16-bit timers, 3 16-bit PWM timers for motor control, 1 16-bit low-power timer, and a high resolution timer with 184 ps resolution |
| Communication Interfaces | Four I2Cs, four SPIs, three USARTs, two UARTs, one low-power UART, three FDCANs, one SAI, USB device, UCPD |
Key Features
- Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait-state execution from Flash memory
- Mathematical hardware accelerators: CORDIC for trigonometric functions and FMAC for filter functions
- 512 Kbytes of Flash memory with ECC support, two banks read-while-write, proprietary code readout protection (PCROP), securable memory area, 1 Kbyte OTP
- 128 Kbytes of SRAM with hardware parity check implemented on the first 32 Kbytes
- Routine booster: 32 Kbytes of SRAM on instruction and data bus with hardware parity check (CCM SRAM)
- External memory interface for static memories FSMC supporting SRAM, PSRAM, NOR and NAND memories
- Quad-SPI memory interface
- Low-power modes: sleep, stop, standby, and shutdown
- High-speed peripherals: five fast 12-bit ADCs, seven comparators, six operational amplifiers, seven DAC channels
- Advanced communication interfaces: four I2Cs, four SPIs, three USARTs, two UARTs, one low-power UART, three FDCANs, one SAI, USB device, UCPD
Applications
- Industrial Automation: Suitable for industrial control systems, machine learning, and IoT applications.
- Aerospace and Defense: Used in aircraft, spacecraft, and military equipment where reliability and performance are critical.
- Medical Devices: Applied in medical devices such as pacemakers, insulin pumps, and other implantable devices.
- The STM32G474VET6 is also suitable for applications requiring high ESD protection, low power consumption, and a wide operating temperature range.
Q & A
- What is the core processor of the STM32G474VET6?
The core processor is the Arm® Cortex®-M4F.
- What is the maximum operating frequency of the STM32G474VET6?
The maximum operating frequency is 170 MHz.
- How much Flash memory and SRAM does the STM32G474VET6 have?
The device has 512 Kbytes of Flash memory and 128 Kbytes of SRAM.
- What are the voltage supply ranges for the STM32G474VET6?
The voltage supply ranges from 1.71 V to 3.6 V.
- What types of communication interfaces does the STM32G474VET6 support?
The device supports four I2Cs, four SPIs, three USARTs, two UARTs, one low-power UART, three FDCANs, one SAI, USB device, and UCPD.
- What are the key mathematical hardware accelerators in the STM32G474VET6?
The key accelerators include CORDIC for trigonometric functions and FMAC for filter functions.
- What is the package type of the STM32G474VET6?
The package type is 100-LQFP.
- What is the operating temperature range of the STM32G474VET6?
The operating temperature range is from -40°C to 85°C.
- Does the STM32G474VET6 support low-power modes?
Yes, it supports sleep, stop, standby, and shutdown low-power modes.
- What are some of the typical applications of the STM32G474VET6?
Typical applications include industrial automation, aerospace and defense, medical devices, and other applications requiring high reliability and performance.
