STM32G431KBT6U
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STMicroelectronics STM32G431KBT6U

Manufacturer No:
STM32G431KBT6U
Manufacturer:
STMicroelectronics
Package:
Tray
Description:
IC MCU 32BIT 128KB FLASH 32LQFP
Delivery:
Payment:
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Product Introduction

Overview

The STM32G431KBT6U is a high-performance microcontroller from STMicroelectronics, part of the STM32G4 series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 170 MHz. This microcontroller is designed to offer a balance of performance, power efficiency, and advanced features, making it suitable for a wide range of applications.

Key Specifications

Parameter Specification
Core Arm® 32-bit Cortex®-M4 CPU with FPU
Frequency Up to 170 MHz / 213 DMIPS
Flash Memory 128 Kbytes with ECC support, PCROP, securable memory area, 1 Kbyte OTP
SRAM 22 Kbytes with hardware parity check on the first 16 Kbytes, 10 Kbytes CCM SRAM
ADCs Two 12-bit ADCs (up to 23 channels), 0.25 µs conversion time
DACs Four 12-bit DAC channels
Timers One 32-bit timer, seven 16-bit timers, two 16-bit PWM timers for motor control, one 16-bit low-power timer
Communication Interfaces Three I2Cs, three SPIs, three USARTs, one UART, one low-power UART, one FDCAN, one SAI, USB device
Operating Voltage 1.71 V to 3.6 V
Operating Temperature -40°C to 85°C (or 105°C depending on the package)
I/Os Up to 86 fast I/Os, all mappable on external interrupt vectors

Key Features

  • Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait-state execution from Flash memory.
  • Mathematical hardware accelerators: CORDIC for trigonometric functions acceleration, FMAC: filter mathematical accelerator.
  • Advanced analog peripherals: two fast 12-bit ADCs, four comparators, three operational amplifiers.
  • Rich timer set: one 32-bit timer, seven 16-bit timers, two 16-bit PWM timers dedicated to motor control, one 16-bit low-power timer.
  • Multiple communication interfaces: three I2Cs, three SPIs, three USARTs, one UART, one low-power UART, one FDCAN, one SAI, USB device.
  • Low-power modes: sleep, stop, standby, and shutdown.
  • VBAT supply for RTC and backup registers.
  • Integrated ST state-of-the-art patented technology.

Applications

The STM32G431KBT6U is versatile and can be used in a variety of applications, including:

  • Industrial automation and control systems.
  • Medical devices requiring precise analog and digital signal processing.
  • Automotive systems, especially those needing advanced motor control and communication interfaces.
  • Consumer electronics that demand high performance and low power consumption.
  • IoT devices requiring efficient processing and multiple communication protocols.

Q & A

  1. What is the core architecture of the STM32G431KBT6U?

    The STM32G431KBT6U is based on the Arm® 32-bit Cortex®-M4 CPU with a single-precision floating-point unit (FPU).

  2. What is the maximum operating frequency of the STM32G431KBT6U?

    The maximum operating frequency is up to 170 MHz.

  3. How much Flash and SRAM memory does the STM32G431KBT6U have?

    The microcontroller has 128 Kbytes of Flash memory and 22 Kbytes of SRAM.

  4. What are the key analog peripherals of the STM32G431KBT6U?

    The key analog peripherals include two fast 12-bit ADCs, four comparators, and three operational amplifiers.

  5. What communication interfaces are available on the STM32G431KBT6U?

    The microcontroller features three I2Cs, three SPIs, three USARTs, one UART, one low-power UART, one FDCAN, one SAI, and a USB device interface.

  6. What are the low-power modes supported by the STM32G431KBT6U?

    The microcontroller supports sleep, stop, standby, and shutdown low-power modes.

  7. What is the operating voltage range of the STM32G431KBT6U?

    The operating voltage range is from 1.71 V to 3.6 V.

  8. What is the purpose of the ART Accelerator in the STM32G431KBT6U?

    The ART Accelerator allows 0-wait-state execution from Flash memory, enhancing performance.

  9. Does the STM32G431KBT6U support any mathematical hardware accelerators?

    Yes, it includes CORDIC for trigonometric functions acceleration and FMAC for filter mathematical acceleration.

  10. What is the role of the VBAT supply in the STM32G431KBT6U?

    The VBAT supply is for the RTC and backup registers.

Product Attributes

Core Processor:ARM® Cortex®-M4F
Core Size:32-Bit Single-Core
Speed:170MHz
Connectivity:CANbus, I²C, IrDA, LINbus, SPI, UART/USART
Peripherals:Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number of I/O:26
Program Memory Size:128KB (128K x 8)
Program Memory Type:Flash
EEPROM Size:- 
RAM Size:32K x 8
Voltage - Supply (Vcc/Vdd):1.71V ~ 3.6V
Data Converters:A/D 11x12b; D/A 4x12b
Oscillator Type:Internal
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:32-LQFP
Supplier Device Package:32-LQFP (7x7)
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Similar Products

Part Number STM32G431KBT6U STM32G431RBT6U STM32G431KBT6
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Active Active
Core Processor ARM® Cortex®-M4F ARM® Cortex®-M4F ARM® Cortex®-M4F
Core Size 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core
Speed 170MHz 170MHz 170MHz
Connectivity CANbus, I²C, IrDA, LINbus, SPI, UART/USART CANbus, I²C, IrDA, LINbus, SPI, UART/USART CANbus, I²C, IrDA, LINbus, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number of I/O 26 52 26
Program Memory Size 128KB (128K x 8) 128KB (128K x 8) 128KB (128K x 8)
Program Memory Type Flash Flash Flash
EEPROM Size - - -
RAM Size 32K x 8 32K x 8 32K x 8
Voltage - Supply (Vcc/Vdd) 1.71V ~ 3.6V 1.71V ~ 3.6V 1.71V ~ 3.6V
Data Converters A/D 11x12b; D/A 4x12b A/D 23x12b; D/A 4x12b A/D 11x12b; D/A 4x12b
Oscillator Type Internal Internal Internal
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 32-LQFP 64-LQFP 32-LQFP
Supplier Device Package 32-LQFP (7x7) 64-LQFP (10x10) 32-LQFP (7x7)

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