STM32L431KBU6TR

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STM32L431KBU6TR

IC MCU 32BIT 128KB FLSH 32UFQFPN

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사양

Series STM32L4
Part Status Active
DigiKey Programmable Not Verified
Core Processor ARM® Cortex®-M4
Core Size 32-Bit Single-Core
Speed 80MHz
Connectivity CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, PWM, WDT
Number of I/O 26
Program Memory Size 128KB (128K x 8)
Program Memory Type FLASH
RAM Size 64K x 8
Voltage - Supply (Vcc/Vdd) 1.71V ~ 3.6V
Data Converters A/D 10x12b; D/A 2x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 32-UFQFPN (5x5)
Package / Case 32-UFQFN Exposed Pad
Base Product Number STM32L431

개요

Description

The STM32L431KBU6TR is a microcontroller from STMicroelectronics, part of the STM32 family, specifically designed for ultra-low-power applications. It features an ARM Cortex-M4 core running at up to 80 MHz, providing efficient processing capabilities alongside low power consumption.
Key specifications include 256 KB of Flash memory and 64 KB of SRAM, enabling complex applications while maintaining a compact footprint. The chip supports various communication interfaces such as I2C, SPI, USART, and USB, making it versatile for different connectivity needs.
The STM32L431KBU6TR is equipped with multiple analog features, including a 12-bit ADC, DAC, and operational amplifiers, which allow for precise sensor integration. It also includes a range of timers and PWM outputs, ideal for motor control and other timing applications.
Designed for energy efficiency, it has several low-power modes, making it suitable for battery-operated devices. With its rich set of features and extensive ecosystem support, it is an excellent choice for IoT, wearable devices, and smart home applications.

Features

The STM32L431KBU6TR is a low-power microcontroller based on the ARM Cortex-M4 core. Key features include:
- Core: ARM Cortex-M4 with FPU, running up to 80 MHz.
- Flash Memory: 256 KB of built-in Flash memory.
- RAM: 64 KB of SRAM.
- Low Power Consumption: Ultra-low power modes, suitable for battery-operated applications.
- Analog Features: 12-bit ADC, 12-bit DAC, and multiple comparators.
- Timers: Several timers including advanced-control timers, general-purpose, and low-power timers.
- Communication Interfaces: Includes I2C, SPI, USART, and USB (USB Type-C).
- Digital Peripheral Interfaces: Support for various digital peripherals including GPIOs, PWM outputs, and more.
- Operating Voltage: 1.65V to 3.6V.
- Temperature Range: -40°C to 105°C, making it suitable for automotive and industrial applications.
This microcontroller is ideal for IoT devices, wearables, and other applications requiring efficient power management and processing capability.

Package

The STM32L431KBU6TR is packaged in a UFBGA (Ultra-Fine Pitch Ball Grid Array) with 32 balls. This compact package type is suitable for space-constrained applications, providing a small footprint while facilitating efficient thermal performance and electrical connections.

Pinout

The STM32L431KBU6TR is a member of the STM32L4 series of microcontrollers from STMicroelectronics. It features a 32-pin LQFP package. The main functions of its pins include:
1. Power Supply: VDD, VSS pins for power connections.
2. GPIOs: General-purpose input/output pins for digital signal interfacing.
3. Analog Functions: ADC (Analog-to-Digital Converter) inputs and DAC (Digital-to-Analog Converter) outputs.
4. Communication Interfaces:
- USART, I2C, and SPI for serial communication.
- SWD for debugging and programming.
5. Timers: Input/output pins for various timer functions.
6. External Interrupts: Pins that can be configured to generate interrupts.
7. Reset and Boot Configuration: NRST and BOOT0 pins for reset and boot mode selection.
Overall, the pinout supports a wide range of applications, from simple GPIO tasks to complex communication and processing functions.

Manufacturer

The STM32L431KBU6TR is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics specializes in the design and production of a wide range of semiconductor devices and solutions, including microcontrollers, sensors, and power management integrated circuits. The company serves various industries such as automotive, telecommunications, consumer electronics, and industrial applications. STMicroelectronics is noted for its innovation in low-power and energy-efficient technologies, making the STM32L series popular for applications in Internet of Things (IoT) devices, wearables, and other battery-powered systems.

Application

The STM32L431KBU6TR is a low-power microcontroller suitable for various applications, including wearable devices, smart home products, industrial automation, and IoT sensors. Its energy-efficient features make it ideal for battery-operated applications, while its integrated peripherals support connectivity protocols like Bluetooth and LoRa. It is also used in healthcare devices, environmental monitoring, and remote control systems due to its performance and low power consumption.

Equivalent

Equivalent products to the STM32L431KBU6TR chip include the STM32L432KBU6TR, STM32L476KCU6, and STM32L4R5xG. These chips share similar features, such as low power consumption, ARM Cortex-M4 core, and various peripheral options. Always check specific application requirements and specifications for compatibility.

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DHL은: 배송 비용은 $25-$45 (0.5kg)에서 2-5 영업일의 추정적 배달 시간이 있습니다.

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UPS는: 배송 비용은 $25-$45 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

TNT는: 배송 비용은 $25-$65 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

EMS는: 배송 비용은 $30-$50 (0.5kg)에서 7-15 영업일의 추정적 배달 시간을 제공합니다.

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