STM32G4x4高分辨率系列专门针对数字电源转换应用，例如D-SMPS、照明、焊接、太阳能系统逆变器及无线充电器。
STM32G4x4的主要外设有：
- 高分辨率定时器：184 ps，对供电和温度漂移可实现自补偿
- 5个超快速12位ADC（4 Msamples/s）
- 7个12位DAC（15 Msamples/s）
- 7个超快速比较器（17纳秒）
- 6个具有可编程增益的运算放大器
- ART、CCM SRAM、以及数学运算加速器
- 双bank闪存
- 最多3个CAN-FD
- USB 2.0全速数据接口（器件）
- USB Type-C™和电力传输控制器（UCPD）
高分辨率定时器共由7个定时器组成：
- 12个PWM输出（可以成对耦合)
- 10个外部状态输入（电流限制、零电压/零电流检测等）和6个故障输入
高分辨率定时器的主要特性如下：
- 184 ps 分辨率（适用于所有操作模式）
- 可变占空比、可变频率和临界模式
- 许多可降低CPU负荷的特性
- 谷值跳过模式和斜坡补偿
- 每个定时器都有一路DMA通道
- 内置的突发模式控制器和特定拓扑的模式：推挽和谐振。
- 定时器之间的大量互连用于：
- 复位/启动相邻定时器
- 设定 / 复位 / 切换其他输出
- 易于编程实现的简单高分辨率执行流程（等同于4.6 GHz的定时器）
精选 视频
MadeForSTM32™ is a new quality label delivered by ST, which is granted after an evaluation process. It helps engineers identify third party solutions with the highest level of integration and quality for the STM32 microcontrollers' ecosystem. MadeForSTM32™ is offered to members of the ST Partner Program who want to go one step further in our collaboration, with the overall objective of contributing to a high-quality STM32 ecosystem.
The STM32G4 Series combines a 32-bit Arm® Cortex®-M4 core (with FPU and DSP instructions) running at 170 MHz combined with 3 different hardware accelerators: ART Accelerator™, CCM-SRAM routine booster and mathematical accelerators.
The STM32Cube.AI is an extension pack of the widely used STM32CubeMX configuration and code generation tool enabling AI on STM32 Arm® Cortex®-M-based microcontrollers.
- STM32G474CB Mainstream Arm Cortex-M4 MCU 170 MHz with 128 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474QB Mainstream Arm Cortex-M4 MCU 170 MHz with 128 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474VE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474VC Mainstream Arm Cortex-M4 MCU 170 MHz with 256 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474VB Mainstream Arm Cortex-M4 MCU 170 MHz with 128 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G484QE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration, Crypto
- STM32G474ME Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G484VE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration, Crypto
- STM32G474RE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474PC Mainstream Arm Cortex-M4+ MCU 170 MHz with 256 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G484ME Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration, Crypto
- STM32G474RC Mainstream Arm Cortex-M4 MCU 170 MHz with 256 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474MC Mainstream Arm Cortex-M4+ MCU 170MHz with 256Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474MB Mainstream Arm Cortex-M4+ MCU 170MHz with 128Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G484RE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration, Crypto
- STM32G474RB Mainstream Arm Cortex-M4 MCU 170 MHz with 128 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G484CE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration, Crypto
- STM32G474CE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474QE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474CC Mainstream Arm Cortex-M4 MCU 170 MHz with 256 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474QC Mainstream Arm Cortex-M4 MCU 170 MHz with 256 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474PE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G474PB Mainstream Arm Cortex-M4 MCU 170 MHz with 128 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration
- STM32G484PE Mainstream Arm Cortex-M4 MCU 170 MHz with 512 Kbytes of Flash memory, Math Accelerator, HR Timer, High Analog level integration, Crypto
Recommended Tools & Software
STM32CubeG4
Browse more STM32Cube MCU包，用于STM32G4系列（HAL、底层API和CMSIS（CORE、DSP和RTOS）、USB、File system、RTOS和Graphic - 附带在以下ST板上运行的示例：STM32 Nucleo、探索套件和评估板）
NUCLEO-G491RE
Browse more STM32 Nucleo-64 development board with STM32G491RE MCU, supports Arduino and ST morpho connectivity
