STM32L432KCU3

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STM32L432KCU3

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IC MCU 32BIT 256KB FLSH 32UFQFPN

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Attribut Wert
Package / Case Tray
Series STM32L4
Part Status Active
Core Processor ARM® Cortex®-M4
Core Size 32-Bit Single-Core
Speed 80MHz
Connectivity CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART, USB
Peripherals Brown-out Detect/Reset, DMA, PWM, WDT
Number of I/O 26
Program Memory Size 256KB (256K 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 ~ 125°C (TA)
Mounting Type Surface Mount

Übersicht

Description

The STM32L432KCU3 is a microcontroller from STMicroelectronics, part of their STM32L4 series, known for its ultra-low-power performance. It is based on the ARM Cortex-M4 core, which runs at up to 80 MHz and features a floating-point unit for efficient processing. This microcontroller is designed for applications requiring low power consumption, such as wearable devices, IoT applications, and portable medical devices.
Key features include 256 KB of Flash memory, 64 KB of SRAM, and a wide range of peripherals, such as USB, UART, I2C, SPI, and ADC, which provide flexibility for various applications. The STM32L432KCU3 supports advanced power management modes, making it suitable for battery-operated devices. It also includes security features like a hardware random number generator and a true hardware cryptographic module, ensuring secure data handling.
The device is available in a compact UFQFPN32 package, making it ideal for space-constrained designs. Additionally, it supports development with the STM32Cube ecosystem, providing tools and libraries for streamlined development.

Equivalent

The STM32L432KCU3 is a microcontroller from STMicroelectronics known for low power consumption and high performance. Equivalent products include:
1. NXP MKL17Z32VFM4 - Part of the Kinetis KL17 series, also designed for low power.
2. Microchip ATSAML21E18B-AUT - From the SAM L21 family, offering similar low-power features.
3. Texas Instruments MSP430FR5969 - Known for ultra-low power and similar applications.
These alternatives vary in features and specifications, so it's important to cross-reference specific requirements.

Features

The STM32L432KCU3 is a microcontroller in the STM32L4 series by STMicroelectronics, focused on ultra-low-power applications. Key features include:
1. Core: Based on a 32-bit ARM Cortex-M4 CPU with FPU, operating up to 80 MHz.
2. Memory: Offers 256 KB of Flash memory and 64 KB of SRAM.
3. Power Efficiency: Ultra-low-power with multiple low-power modes, achieving down to 36 µA/MHz in Run mode and 440 nA in Standby mode.
4. Peripherals: Includes a rich set of peripherals like ADC, DAC, timers, and communication interfaces (I2C, SPI, USART).
5. Operating Voltage: Runs on a supply voltage range from 1.71V to 3.6V.
6. Safety and Reliability: Features like ECC on Flash and SRAM, and hardware CRC calculation unit.
7. Analog Features: 12-bit ADC, two 12-bit DAC channels, and multiple comparators.
8. Package: Available in a 32-pin UFQFPN package, suitable for compact designs.
9. Development Tools: Supported by STM32CubeMX, STM32CubeIDE, and other third-party IDEs.
These features make it ideal for portable devices, medical equipment, and other applications requiring low power and high performance.

Pinout

The STM32L432KCU3 is a microcontroller from the STM32L4 series by STMicroelectronics, featuring ultra-low-power consumption and high performance. It comes in a UFQFPN32 package, which means it has 32 pins.
Key functions and features include:
- Arm Cortex-M4 core with FPU (Floating Point Unit) running at up to 80 MHz.
- Up to 256 KB Flash memory and 64 KB SRAM.
- Extensive range of peripherals: including multiple timers, USART, SPI, I2C, and a USB 2.0 full-speed interface.
- 12-bit ADC, DAC, and temperature sensor for analog applications.
- Low-power modes enabling long battery life for portable applications.
- Integrated real-time clock and calendar functionality.
The STM32L432KCU3 microcontroller is suitable for applications requiring low power consumption and moderate processing power, such as wearables, IoT devices, and portable medical equipment.

Manufacturer

The STM32L432KCU3 is manufactured by STMicroelectronics. STMicroelectronics is a multinational electronics and semiconductor manufacturer. It is headquartered in Geneva, Switzerland, and is known for designing, developing, and manufacturing a wide range of semiconductor products, including microcontrollers, sensors, power and analog devices, and integrated circuits. STMicroelectronics serves various markets such as automotive, industrial, personal electronics, and communication equipment. The company is recognized for its innovation in technology and extensive product portfolio that supports a wide array of applications in the electronics industry.

Application

The STM32L432KCU3, part of the STM32L4 series, is ideal for applications requiring ultra-low power consumption and high performance. Common application areas include portable medical devices, wearables, and fitness trackers where efficient power management is crucial. It is also used in industrial sensors and automation systems due to its robust processing capabilities and connectivity options. Consumer electronics, smart home devices, and IoT systems benefit from its low power features and versatile interfacing. Additionally, it supports advanced graphics and audio applications, making it suitable for multimedia devices. Its security features are valuable for secure data and communication in sensitive applications.

Package

The STM32L432KCU3 microcontroller is available in a UFQFPN32 package, which is a 32-pin ultra-thin quad flat package with no leads.

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