STM32G431KBU3 (ST 32-bit MCU) pin diagram and parameter introduction

STMicroelectronics' model STM32G431KBU3 is a 32-bit MCU microcontroller based on the high-performance Arm® Cortex®-M4 32-bit RISC core and operates at a frequency of up to 170MHz. The Cortex-M4 core has a single-precision floating-point unit and supports all Arm single-precision data processing instructions and all data types. It also implements a complete set of DSP instructions and a memory protection unit to enhance application security.

The STM32G431KBU3 embeds high-speed memory (128 KB of Flash and 32 KB of SRAM), extensive enhanced I/O and peripherals connected to two APB buses, two AHB buses and a 32-bit multi-AHB bus matrix. STM32G431KBU3 also embeds several protection mechanisms for embedded flash and SRAM: read protection, write protection, secure memory area and proprietary code read protection.

The STM32G431KBU3 embeds peripherals that allow acceleration of mathematical/arithmetic functions (CORDIC for trigonometric functions and FMAC unit for filtering functions). STM32G431KBU3 provides two fast 12-bit ADCs (5Msps), four comparators, three operational amplifiers, four DAC channels (two external and two internal), an internal voltage reference buffer, a low-power RTC, a General-purpose 32-bit timers, two 16-bit PWM timers dedicated to motor control, seven general-purpose 16-bit timers, and a 16-bit low-power timer.

Functional features of STM32G431KBU3

1. Cortex-M4 core: STM32G431KBU3 uses the Cortex-M4 core, which has high performance and low power consumption and can meet the needs of various application scenarios.

2. High-speed clock: STM32G431KBU3 integrates a high-speed clock source, which can provide high-frequency clock signals to meet the needs of high-performance applications.

3. Multiple peripheral interfaces: STM32G431KBU3 has a rich built-in peripheral interface, including universal timers, serial communication interfaces, analog/digital converters, etc., which can meet the interface needs of a variety of application scenarios.

4. Low power consumption characteristics: STM32G431KBU3 uses advanced low power consumption design and has excellent power consumption performance, which is suitable for applications with high battery life requirements.

5. Security functions: STM32G431KBU3 supports hardware-accelerated encryption and secure boot functions, which help protect the system from malicious attacks.

6. Temperature range: STM32G431KBU3 can work normally in a wide temperature range and is suitable for various working environments.

Application fields of STM32G431KBU3

STM32G431KBU3 is an MCU microcontroller based on the Arm Cortex-M4 core. It has rich peripherals and powerful performance. Its main application areas are as follows:

1. Industrial automation: STM32G431KBU3 has rich communication interfaces and high-performance digital signal processing functions, and can be widely used in industrial automation control systems, industrial robots, sensors and actuator control and other fields.

2. Consumer electronics: Because STM32G431KBU3 has low power consumption, high performance and rich peripheral interfaces, it is widely used in consumer electronics, such as smart home equipment, smart watches, smart power distribution equipment, etc.

3. Medical equipment: STM32G431KBU3 has reliable real-time timing capabilities and rich communication interfaces, and is suitable for the control and data processing of medical equipment such as thermometers, sphygmomanometers, medical monitoring equipment, etc.

4. Automotive electronics: In the field of automotive electronics, STM32G431KBU3 can be used in in-vehicle entertainment systems, in-vehicle networks, electric vehicle charging control, etc. to support complex automotive electronic systems.

5. Internet of Things equipment: STM32G431KBU3 has rich communication interfaces and low power consumption features, and is suitable for Internet of Things applications that connect different types of equipment, such as smart home equipment, smart city equipment, intelligent monitoring systems, etc.

parameters of STM32G431KBU3

Brand: STMicroelectronics

Product Category: 32-bit MCU

Package: 32-UFQFPN(5x5)

Packaging: Pallet

Core processor: ARM Cortex-M4F

Kernel specification: 32-bit

Speed: 170MHz

Connectivity: CANbus, I2C, IrDA, LINbus, SPI, UART/USART

Peripherals: Undervoltage detection/reset, DMA, I2S, POR, PWM, WDT

Number of I/Os: 26

Program storage capacity: 128KB (128K x 8)

Program memory type: Flash

EEPROM capacity:-

RAM size: 32K x 8

Voltage-power supply (Vcc/Vdd): 1.71V ~ 3.6V

Data converter: A/D 11x12b; D/A 4x12b

Oscillator type: Internal

Working temperature: -40°C ~ 125°C(TA)

Installation type: surface mount type

Basic product number: STM32

HTSUS: 8542.31.0001

Product application: high performance MCU

Pin diagram of STM32G431KBU3

Schematic diagram of STM32G431KBU3

Package diagram of STM32G431KBU3

If you need to purchase LDO linear regulator, please contact us via the following email address：

• [email protected][email protected][email protected]

Recommended related electronic components