Overview
The STM32G491VET6 is a 32-bit microcontroller from STMicroelectronics, part of the STM32G4 series. It is based on the Arm® Cortex®-M4 core with a floating-point unit (FPU) and features advanced peripherals and low-power capabilities. This microcontroller is designed for a wide range of applications, including industrial control, medical devices, and consumer electronics, due to its high performance, rich analog features, and robust security mechanisms.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Frequency | Up to 170 MHz with 213 DMIPS |
| Flash Memory | Up to 512 Kbytes with ECC support and PCROP |
| SRAM | Up to 112 Kbytes with hardware parity check |
| Voltage Range | 1.71 V to 3.6 V |
| Package | 100-pin LQFP |
| Analog Features | 3 x ADCs (up to 36 channels), 4 x DAC channels, 4 x operational amplifiers, 4 x ultra-fast rail-to-rail analog comparators |
| Communication Interfaces | 2 x FDCAN, 3 x I2C, 5 x USART/UART, 3 x SPI, 1 x SAI, USB 2.0 full-speed interface |
| Timers | 15 timers including advanced motor control timers and low-power timer |
| Low-Power Modes | Sleep, stop, standby, and shutdown modes |
Key Features
- High-Performance Core: Arm® 32-bit Cortex®-M4 CPU with FPU and Adaptive real-time accelerator (ART Accelerator) for 0-wait-state execution from flash memory.
- Rich Analog Capabilities: Includes multiple ADCs, DACs, operational amplifiers, and analog comparators.
- Advanced Peripherals: Features such as FDCAN, I2C, USART/UART, SPI, SAI, and USB 2.0 full-speed interface.
- Low-Power Modes: Sleep, stop, standby, and shutdown modes to optimize power consumption.
- Security Features: Includes memory protection unit (MPU), secure memory area, and true random number generator (RNG).
- Development Support: Serial wire debug (SWD), JTAG, and Embedded Trace Macrocell™ for efficient development and debugging.
Applications
- Industrial Control: Suitable for industrial automation, motor control, and power management systems.
- Medical Devices: Can be used in medical equipment due to its high precision and reliability.
- Consumer Electronics: Ideal for smart home devices, wearables, and other consumer electronics requiring high performance and low power consumption.
- Automotive Systems: Applicable in automotive systems for control and monitoring functions.
- IoT Devices: Suitable for Internet of Things (IoT) applications requiring advanced peripherals and low-power operation.
Q & A
- What is the core architecture of the STM32G491VET6?
The STM32G491VET6 is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU).
- What is the maximum frequency of the STM32G491VET6?
The maximum frequency is up to 170 MHz with 213 DMIPS.
- How much flash and SRAM memory does the STM32G491VET6 have?
It has up to 512 Kbytes of flash memory and up to 112 Kbytes of SRAM.
- What are the voltage operating conditions for the STM32G491VET6?
The voltage range is from 1.71 V to 3.6 V.
- What types of communication interfaces are available on the STM32G491VET6?
It features 2 x FDCAN, 3 x I2C, 5 x USART/UART, 3 x SPI, 1 x SAI, and a USB 2.0 full-speed interface.
- Does the STM32G491VET6 support low-power modes?
Yes, it supports sleep, stop, standby, and shutdown modes to optimize power consumption.
- What security features are included in the STM32G491VET6?
It includes a memory protection unit (MPU), secure memory area, and a true random number generator (RNG).
- What development tools are supported by the STM32G491VET6?
It supports serial wire debug (SWD), JTAG, and Embedded Trace Macrocell™.
- What are some common applications for the STM32G491VET6?
It is suitable for industrial control, medical devices, consumer electronics, automotive systems, and IoT devices.
- What is the package type of the STM32G491VET6?
The package type is a 100-pin LQFP.
