STM32L431KCU6

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STM32L431KCU6

IC MCU 32BIT 256KB FLSH 32UFQFPN

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Specifications

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 26
ProgramMemorySize 256KB (256K 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 32-UFQFN Exposed Pad

Overview

Description

The STM32L431KCU6 is a microcontroller from STMicroelectronics' STM32 family, specifically designed for low-power applications. It is based on the ARM Cortex-M4 core, operating at frequencies up to 80 MHz, and offers 64 KB of Flash memory and 16 KB of SRAM.
Key features include a wide range of peripherals such as ADCs, timers, UART, I2C, and SPI interfaces, which facilitate versatile application development. It also supports a variety of power-saving modes, making it ideal for battery-operated devices.
The STM32L431KCU6 operates within a voltage range of 1.8V to 3.6V and features integrated security features such as a hardware random number generator. Development is supported by various IDEs, including STM32CubeIDE, and the STM32CubeMX configuration tool, which aids in peripheral configuration and project management.
Overall, the STM32L431KCU6 is suitable for applications in IoT, wearable devices, and sensor networks, combining performance, functionality, and energy efficiency.

Features

The STM32L431KCU6 is a low-power microcontroller from STMicroelectronics, part of the STM32L4 series. Key features include:
- Core: ARM Cortex-M4 with FPU, running up to 110 MHz.
- Memory: 256 KB Flash, 64 KB SRAM.
- Low Power: Ultra-low power consumption with various sleep modes, ideal for battery-operated applications.
- Performance: Digital signal processing capabilities with a floating-point unit (FPU) and DSP instructions.
- Peripherals: Includes I2C, SPI, USART, USB 2.0 full-speed interface, and multiple GPIOs.
- Analog Features: 12-bit ADC, 12-bit DAC, and comparators.
- Timers: Multiple timers for PWM, input capture, and output compare functionalities.
- Cryptography: Hardware acceleration for cryptographic algorithms.
- Operating Voltage: 1.71 to 3.6 V.
- Temperature Range: -40 °C to +85 °C.
This microcontroller is suitable for IoT, wearable devices, and other applications requiring low power and high performance.

Package

The STM32L431KCU6 is packaged in a UFBGA (Ultra Fine Pitch Ball Grid Array) with 32 balls, featuring a 5 mm x 5 mm footprint. This compact package is designed for low-power applications in space-constrained environments.

Pinout

The STM32L431KCU6 is a microcontroller from STMicroelectronics' STM32L4 series. It features a total of 32 pins.
The key functions of its pins include:
1. GPIO: General-purpose input/output for digital signals.
2. Analog Input: ADC (Analog-to-Digital Converter) inputs for sensor interfacing.
3. Timers: PWM (Pulse Width Modulation) outputs for motor control and other timing applications.
4. Communication Interfaces:
- UART for serial communication.
- SPI for synchronous data transfer.
- I2C for connecting multiple peripherals.
5. USB: Full-speed USB interface for connectivity.
6. Debugging: SWD (Serial Wire Debug) pins for programming and debugging.
7. Power Management: Configurable pins for low power modes.
The STM32L431KCU6 is designed for low-power applications, making it suitable for battery-operated devices.

Manufacturer

The STM32L431KCU6 is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics specializes in the design and production of a wide range of electronic components, including microcontrollers, sensors, and power management devices. The company serves various sectors such as automotive, industrial, consumer electronics, and the Internet of Things (IoT). The STM32L431KCU6 is part of the STM32 family of microcontrollers, known for their low power consumption and high performance, making them ideal for battery-operated applications and IoT devices.

Application

The STM32L431KCU6 is a low-power microcontroller ideal for applications in wearable devices, portable medical equipment, smart home sensors, and industrial automation. Its features, such as ultra-low power consumption, high precision analog peripherals, and Bluetooth Low Energy compatibility, make it suitable for IoT applications, environmental monitoring, and battery-operated devices.

Equivalent

Equivalent products to the STM32L431KCU6 chip include other STM32L4 series microcontrollers, such as STM32L432KC, STM32L433KC, and STM32L431CB. Additionally, you might consider similar low-power microcontrollers from other families like the Microchip SAM L21 or the NXP LPC55S69, depending on specific requirements like pin count, memory size, and peripheral features. Always verify compatibility regarding specifications and application needs.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

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