STM32G491REI6
- Mfr.Part #
- STM32G491REI6
- Manufacturer
- STMicroelectronics
- Package / Case
- UFBGA-64
- Datasheet
- Download
- Description
- MAINSTREAM ARM CORTEX-M4+ MCU 17
- Stock
- 15,572
- In Stock :
- 15,572
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Microcontrollers
- Core Size :
- 32-Bit Single-Core
- Product Category :
- ARM Microcontrollers - MCU
- DAC Resolution :
- 12 bit
- Number of I/Os :
- 52 I/O
- EEPROM Size :
- -
- Program Memory Size :
- 512 kb
- Number of I/O :
- 52
- Operating Temperature :
- -40°C ~ 85°C (TA)
- Interfaces :
- CAN, I2C, I2S, SAI, SPI, UART, USART, USB
- Connectivity :
- CANbus, I²C, IrDA, IRTIM, LINbus, SAI, SPI, UART/USART, USB
- Speed :
- 170MHz
- Device Core :
- ARM Cortex M4
- Package :
- Tray
- Tradename :
- STM32
- Package / Case :
- UFBGA-64
- Subcategory :
- Microcontrollers - MCU
- Product Status :
- Active
- Mounting Style :
- SMD/SMT
- Manufacturer :
- STMicroelectronics
- Oscillator Type :
- Internal
- Family Name :
- STM32G4
- Series :
- STM32G4
- Base Product Number :
- STM32G491
- Product :
- MCU
- Core Processor :
- ARM® Cortex®-M4F
- Maximum Operating Temperature :
- + 85 C
- Brand :
- STMicroelectronics
- Program Memory Type :
- Flash
- RoHS :
- Details
- Minimum Operating Temperature :
- - 40 C
- Mounting Type :
- Surface Mount
- Voltage - Supply (Vcc/Vdd) :
- 1.71V ~ 3.6V
- Supplier Device Package :
- 64-UFBGA (5x5)
- RAM Size :
- 112K x 8
- Data Bus Width :
- 32bit
- Pin Count :
- 100
- Package Type :
- BGA
- Product Type :
- ARM Microcontrollers - MCU
- Packaging :
- Tray
- Data Converters :
- A/D 24x12b; D/A 4x12b
- Peripherals :
- Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
- Interface Type :
- I2C, SPI, UART, USB
- MSL :
- MSL 3 - 168 hours
- Datasheets
- STM32G491REI6

Microcontrollers STMicroelectronics STM32G491REI6 Overview
The STM32G491REI6 from STMicroelectronics is a cutting-edge Microcontroller unit, crafted to deliver robust performance and reliability in a variety of applications. As part of the ARM Cortex-M4+ MCU family, it is engineered to provide a perfect blend of power efficiency and processing capability, ideal for demanding embedded systems. This microcontroller integrates advanced features such as enhanced I/O ports, increased memory capacity, and a flexible power management system, making it a top choice for developers and engineers aiming to optimize their electronic designs and improve product performance.
STM32G491REI6 Features
This ARM Cortex-M4+ microcontroller is loaded with capabilities that make it suitable for complex digital and analog integration. Key features include a high-performance internal clock, multiple power-saving modes to enhance battery efficiency, and extensive interrupt and control options. Additionally, the STM32G491REI6 supports advanced digital interfaces, providing ample flexibility for peripheral expansion.
STM32G491REI6 Applications
- Smart Home Devices: In smart thermostats, the STM32G491REI6 can manage sensor inputs, user interfaces, and network communication, optimizing home energy consumption efficiently.
- Industrial Automation: This MCU excels in automation controllers, where it processes inputs from various sensors and executes control commands, ensuring precise management of machinery and industrial processes.
- Healthcare Equipment: Used in medical monitoring systems, it supports critical functions like data acquisition, real-time processing, and connectivity, enhancing the reliability and functionality of healthcare devices.
- Wearable Technology: The STM32G491REI6 drives smartwatches and fitness bands, handling tasks such as activity tracking, user interaction, and wireless data transmission smoothly and effectively.
- Automotive Applications: Ideal for vehicle telematics systems, this microcontroller manages data from vehicle sensors and GPS units, improving the systems’ response time and reliability.
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