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STM32L442KCU6

Name: STM32L442KCU6
Rating: 4.7 (12 reviews)

IC MCU 32BIT 256KB FLSH 32UFQFPN

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Mfr。パート #STM32L442KCU6
パッケージ QFN-32
データシート STM32L442KCU6 DataSheet
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仕様

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, USB
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

概要

Description

The STM32L442KCU6 is a microcontroller from STMicroelectronics' STM32L4 series, designed for low-power applications. It features an ARM Cortex-M4 core, operating at a maximum clock speed of 80 MHz, and it includes a floating-point unit (FPU) for enhanced computational capabilities.
Key specifications include 512 KB of flash memory, 128 KB of SRAM, and a range of peripherals such as multiple timers, ADCs, DACs, and communication interfaces (I2C, SPI, UART). The device supports various low-power modes, making it suitable for battery-operated applications.
Additionally, the STM32L442KCU6 is equipped with advanced features such as a built-in digital-to-analog converter (DAC), a high-resolution ADC, and security features like hardware cryptography, which enhance its suitability for IoT and wearable devices.
Overall, the STM32L442KCU6 is an excellent choice for developers seeking to create energy-efficient, feature-rich embedded systems.

Features

The STM32L442KCU6 is a low-power microcontroller from STMicroelectronics, part of the STM32 family based on the ARM Cortex-M4 core. Key features include:
- Core: ARM Cortex-M4 with FPU, operating at up to 80 MHz.
- Flash Memory: 512 KB of Flash memory.
- RAM: 128 KB of SRAM.
- Power Consumption: Ultra-low power with various modes, including Sleep and Stop modes.
- Peripherals: Multiple communication interfaces including USART, SPI, I2C, and USB.
- ADC: 12-bit ADC with up to 16 channels.
- Timers: Several timers, including basic, advanced-control, and watchdog timers.
- DMA: Direct Memory Access for efficient data transfers.
- GPIO: Up to 37 programmable I/O pins.
- Operating Voltage: 1.65V to 3.6V.
- Temperature Range: -40 to +85°C.
- Integrated Features: Includes an internal temperature sensor and various analog functions.
These features make the STM32L442KCU6 suitable for a wide range of low-power applications, including wearable devices and sensor nodes.

Package

The STM32L442KCU6 is packaged in a UFBGA-64 (Ultra Thin Fine Pitch Ball Grid Array) format. This package type features a compact design with 64 balls, suitable for space-constrained applications while providing good thermal performance and electrical connections.

Pinout

The STM32L442KCU6 microcontroller is part of the STM32L4 series from STMicroelectronics and features a 32-pin LQFP (Low-profile Quad Flat Package).
Key functions of the pins include:
- GPIOs: General-purpose input/output for digital signal processing.
- Analog Functions: Includes ADC (Analog-to-Digital Converter) inputs and DAC (Digital-to-Analog Converter) outputs.
- Communication Interfaces: SPI, I2C, USART, and USB for various communication protocols.
- Timers: Multiple timers for PWM (Pulse Width Modulation) and timing functions.
- Reset and Clock: Dedicated pins for reset and clock configuration.
- Power Management: Supports low-power modes with wake-up functionalities.
The STM32L442KCU6 is optimized for low-power applications while retaining a robust feature set suitable for a variety of embedded systems. For detailed pin assignments and functions, refer to the specific datasheet or reference manual provided by STMicroelectronics.

Manufacturer

The STM32L442KCU6 is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics designs and produces a wide range of semiconductor products, including microcontrollers, sensors, and power management devices, serving various industries such as automotive, industrial, and consumer electronics. The STM32L4 series, which includes the STM32L442KCU6, is known for its low-power microcontrollers that are ideal for battery-operated devices and IoT applications. The company emphasizes innovation and sustainability, aiming to provide solutions that enhance connectivity and energy efficiency in modern technology.

Application

The STM32L442KCU6 is primarily used in low-power applications such as wearable devices, health monitoring systems, smart home sensors, and industrial IoT solutions. Its energy efficiency and integrated features make it suitable for battery-operated devices, including fitness trackers and environmental monitoring systems. Additionally, it supports wireless communication protocols, enhancing its use in connected applications.

Equivalent

Equivalent products to the STM32L442KCU6 chip include the STM32L4 series, such as STM32L431KCU6 and STM32L462KCU6, which offer similar low-power features and Cortex-M4 core. Additionally, other STM32L4xx family members may serve as alternatives depending on specific requirements like memory size and peripherals. Always verify the electrical and functional compatibility for your application.