Overview
The STM32G474VEH6 is a high-performance microcontroller from STMicroelectronics, part of the STM32G474xB/xC/xE family. It is based on the Arm® 32-bit Cortex®-M4 CPU, which includes a single-precision floating-point unit (FPU) and supports DSP instructions. This microcontroller operates at a frequency of up to 170 MHz and achieves 213 DMIPS. It is designed for applications requiring advanced analog and digital capabilities, along with robust security features.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) |
| Frequency | Up to 170 MHz with 213 DMIPS |
| Memories | 512 Kbytes of Flash memory, 96 Kbytes of SRAM, 32 Kbytes of CCM SRAM |
| Operating Voltage | 1.71 V to 3.6 V |
| Operating Temperature | -40 to +85 °C (+105 °C junction), -40 to +125 °C (+130 °C junction) |
| ADCs | 5 x 12-bit ADCs, up to 42 channels, resolution up to 16-bit with hardware oversampling |
| DACs | 7 x 12-bit DAC channels (3 external, 4 internal) |
| Timers | 2 x 32-bit timers, 11 x 16-bit timers, 1 x 16-bit low-power timer, Hi-Resolution Timer (HRTIM) with 184 ps resolution |
| Communication Interfaces | 4 x I2Cs, 4 x SPIs, 3 x USARTs, 2 x UARTs, 1 x LPUART, 3 x FDCANs, 1 x SAI, USB 2.0 full-speed interface |
| Package | TFBGA 100 8x8x1.2 P 0.8 mm |
Key Features
- Arm® 32-bit Cortex®-M4 CPU with FPU and DSP instructions, operating at up to 170 MHz.
- Mathematical hardware accelerators: CORDIC for trigonometric functions and FMAC for filter functions.
- High-speed memories: 512 Kbytes of Flash memory, 96 Kbytes of SRAM, and 32 Kbytes of CCM SRAM.
- Advanced analog peripherals: 5 x 12-bit ADCs, 7 x 12-bit DAC channels, 6 operational amplifiers, and 7 ultra-fast rail-to-rail analog comparators.
- Extensive range of communication interfaces: I2Cs, SPIs, USARTs, UARTs, FDCANs, SAI, and USB 2.0 full-speed interface.
- Multiple timers: 2 x 32-bit timers, 11 x 16-bit timers, and a Hi-Resolution Timer (HRTIM) with 184 ps resolution.
- Low-power modes: sleep, stop, standby, and shutdown, with VBAT supply for RTC and backup registers.
- Security features: readout protection, write protection, securable memory area, and proprietary code readout protection.
Applications
- Industrial automation and control systems.
- Medical devices requiring advanced analog and digital capabilities.
- Automotive systems, including motor control and advanced driver-assistance systems (ADAS).
- IoT devices that need robust security and low-power operation.
- Consumer electronics, such as smart home devices and wearables.
Q & A
- What is the core architecture of the STM32G474VEH6?
The STM32G474VEH6 is based on the Arm® 32-bit Cortex®-M4 CPU with a single-precision floating-point unit (FPU) and supports DSP instructions.
- What is the maximum operating frequency of the STM32G474VEH6?
The maximum operating frequency is up to 170 MHz with 213 DMIPS.
- What types of memory does the STM32G474VEH6 have?
The device has 512 Kbytes of Flash memory, 96 Kbytes of SRAM, and 32 Kbytes of CCM SRAM).
- What are the key analog peripherals of the STM32G474VEH6?
The device features 5 x 12-bit ADCs, 7 x 12-bit DAC channels, 6 operational amplifiers, and 7 ultra-fast rail-to-rail analog comparators).
- What communication interfaces are available on the STM32G474VEH6?
The device includes 4 x I2Cs, 4 x SPIs, 3 x USARTs, 2 x UARTs, 1 x LPUART, 3 x FDCANs, 1 x SAI, and a USB 2.0 full-speed interface).
- What are the power-saving modes available on the STM32G474VEH6?
The device supports low-power modes such as sleep, stop, standby, and shutdown, with a VBAT supply for RTC and backup registers).
- What security features does the STM32G474VEH6 offer?
The device includes readout protection, write protection, securable memory area, and proprietary code readout protection).
- What is the operating temperature range of the STM32G474VEH6?
The operating temperature range is -40 to +85 °C (+105 °C junction) and -40 to +125 °C (+130 °C junction)).
- What types of timers are available on the STM32G474VEH6?
The device features 2 x 32-bit timers, 11 x 16-bit timers, and a Hi-Resolution Timer (HRTIM) with 184 ps resolution).
- What is the package type of the STM32G474VEH6?
The device is available in a TFBGA 100 8x8x1.2 P 0.8 mm package).
