STM32L431CBT6

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STM32L431CBT6

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IC MCU 32BIT 128KB FLASH 48LQFP

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tray
Series STM32L4
ProductStatus Active
CoreProcessor ARM® Cortex®-M4
CoreSize 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
NumberofI/O 39
ProgramMemorySize 128KB (128K x 8)
ProgramMemoryType FLASH
RAMSize 64K x 8
Voltage-Supply(Vcc/Vdd) 1.71V ~ 3.6V
DataConverters A/D 10x12b; D/A 2x12b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 48-LQFP

概要

Description

The STM32L431CBT6 is a microcontroller from STMicroelectronics, part of the STM32L4 series known for ultra-low-power consumption and high performance. It is based on the ARM Cortex-M4 32-bit RISC core, featuring FPU (Floating Point Unit) and operates at a frequency of up to 80 MHz. The device offers 128 KB of Flash memory and 32 KB of SRAM, making it suitable for a wide array of applications requiring efficient power management.
This microcontroller includes a rich set of peripherals, including I2C, SPI, USART, USB, and ADC, making it versatile for various embedded projects. Its low-power features, like multiple low-power modes and a wide range of operating voltages (1.71 to 3.6V), enable extended battery life in portable devices.
The STM32L431CBT6 is commonly used in applications such as wearables, medical devices, and IoT sensors. Its integrated security features, like a true random number generator and hardware encryption, make it suitable for secure applications. The device is supported by the STM32Cube ecosystem, which includes tools and libraries to aid development.

Equivalent

The STM32L431CBT6 is a 32-bit microcontroller from STMicroelectronics based on the Arm Cortex-M4 core. Equivalent products from other manufacturers include:
1. NXP MKL17Z128VFT4 - Part of the Kinetis KL1 family, based on Cortex-M0+.
2. Microchip ATSAML21J18B - From the SAM L21 family, based on Cortex-M0+.
3. TI MSP432P401R - Part of the MSP432 series, based on Cortex-M4F.
4. Renesas RA2L1 - Based on Cortex-M23, focused on low-power applications.
Each offers similar features focused on low power and performance.

Features

The STM32L431CBT6 is a microcontroller from STMicroelectronics, part of the STM32L4 series, designed for ultra-low-power applications. Key features include:
1. Core and Performance: It is powered by a 32-bit ARM Cortex-M4 core with FPU (Floating Point Unit), operating at up to 80 MHz.
2. Memory: The microcontroller offers 128 KB of Flash memory and 32 KB of SRAM.
3. Power Efficiency: It includes various power-saving modes, achieving a current consumption down to 37 µA/MHz.
4. Peripherals: It features a rich set of peripherals, including:
- 12-bit ADC (5 Msps)
- 12-bit DAC
- Comparators
- Operational amplifiers
- Timers (general-purpose, basic, and advanced control)
5. Connectivity: It supports multiple communication interfaces such as I2C, USART, SPI, and I2S.
6. Security: Offers features like hardware cryptographic processor and true random number generator.
7. Package: It is available in a 48-pin LQFP package.
The STM32L431CBT6 is ideal for applications needing efficient power management combined with high processing performance and connectivity.

Pinout

The STM32L431CBT6 is a microcontroller from STMicroelectronics based on the ARM Cortex-M4 core. It has 48 pins. This microcontroller is part of the STM32L4 series, known for its low power consumption and high performance.
Key features and functions include:
1. CPU: 32-bit ARM Cortex-M4 with FPU (Floating Point Unit).
2. Memory: 128 KB Flash memory and 32 KB SRAM.
3. Clock: Up to 80 MHz core speed.
4. Peripherals:
- Multiple GPIOs for general-purpose I/O.
- Timers, including advanced control timers, general-purpose timers, and basic timers.
- Communication interfaces like USART, I2C, SPI, and USB.
- 12-bit ADC, DAC, and Comparators for analog functions.
- DMA controller for efficient data transfer.
- Various power-saving modes to optimize energy consumption.
The STM32L431CBT6 is suitable for applications requiring a balance of processing power and energy efficiency, such as wearable devices, sensor hubs, and smart energy products.

Manufacturer

The STM32L431CBT6 is manufactured by STMicroelectronics. STMicroelectronics is a multinational electronics and semiconductor manufacturer. Headquartered in Geneva, Switzerland, the company is one of the world's largest semiconductor companies and is known for designing and manufacturing a wide range of semiconductor products, including microcontrollers, sensors, and integrated circuits. STMicroelectronics serves a variety of industries, including automotive, industrial, personal electronics, and communication equipment. The company focuses on innovation and sustainability, aiming to deliver semiconductor solutions that help its customers improve efficiency and performance while reducing environmental impact.

Application

The STM32L431CBT6 is a microcontroller well-suited for low-power applications due to its ultra-low-power capability. It is commonly used in wearable devices, IoT sensors, and smart home applications. Its energy-efficient design makes it ideal for portable medical devices and consumer electronics that require long battery life. Additionally, it's used in industrial automation systems where power efficiency and performance are critical. Its features, like the ARM Cortex-M4 core with FPU, make it suitable for complex signal processing tasks, such as audio processing and advanced control systems. The microcontroller's rich peripheral set also supports communication-intensive applications, including point-of-sale (POS) systems and secure data processing.

Package

The STM32L431CBT6 microcontroller comes in an LQFP-48 package, which is a Low-profile Quad Flat Package with 48 pins.

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