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EFM32LG942F128G-E-QFP64
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EFM32LG942F128G-E-QFP64

Product Overview

Category

The EFM32LG942F128G-E-QFP64 belongs to the category of microcontrollers.

Use

It is used for embedded systems and IoT applications.

Characteristics

  • Low power consumption
  • High performance
  • Integrated peripherals
  • Small form factor

Package

The EFM32LG942F128G-E-QFP64 comes in a QFP64 package.

Essence

This microcontroller is essential for developing energy-efficient and high-performance embedded systems.

Packaging/Quantity

The EFM32LG942F128G-E-QFP64 is typically sold in reels with a quantity of 250 or 1000 units per reel.

Specifications

  • Core: ARM Cortex-M3
  • Clock Speed: Up to 48 MHz
  • Flash Memory: 128 KB
  • RAM: 16 KB
  • Operating Voltage: 1.85V to 3.8V
  • I/O Pins: 51
  • Communication Interfaces: UART, SPI, I2C, USB

Detailed Pin Configuration

The detailed pin configuration for the EFM32LG942F128G-E-QFP64 can be found in the official datasheet provided by the manufacturer.

Functional Features

  • Low Energy Sensor Interface (LESENSE)
  • Peripheral Reflex System (PRS)
  • Energy Management Unit (EMU)
  • Analog-to-Digital Converter (ADC)
  • Digital-to-Analog Converter (DAC)

Advantages and Disadvantages

Advantages

  • Low power consumption
  • Rich set of integrated peripherals
  • High-performance ARM Cortex-M3 core

Disadvantages

  • Limited onboard memory compared to some other microcontrollers in its class
  • Relatively higher cost compared to entry-level microcontrollers

Working Principles

The EFM32LG942F128G-E-QFP64 operates based on the ARM Cortex-M3 core architecture, utilizing low-power design techniques to achieve energy efficiency while providing high-performance computing capabilities.

Detailed Application Field Plans

The EFM32LG942F128G-E-QFP64 is well-suited for various applications including: - Smart home devices - Wearable electronics - Industrial automation - Battery-powered sensors - IoT edge devices

Detailed and Complete Alternative Models

Some alternative models to the EFM32LG942F128G-E-QFP64 include: - EFM32GG940F1024-BGA112 - EFM32WG980F256-QFN48 - EFM32PG12B500F1024GL125

In conclusion, the EFM32LG942F128G-E-QFP64 is a versatile microcontroller suitable for a wide range of embedded system and IoT applications, offering a balance of performance and energy efficiency.

Word Count: 410

기술 솔루션에 EFM32LG942F128G-E-QFP64 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the EFM32LG942F128G-E-QFP64 microcontroller used for?

    • The EFM32LG942F128G-E-QFP64 microcontroller is commonly used in various technical solutions such as IoT devices, industrial automation, and consumer electronics.

  2. What are the key features of the EFM32LG942F128G-E-QFP64 microcontroller?

    • The key features of this microcontroller include a 32-bit ARM Cortex-M3 core, low power consumption, USB connectivity, and a wide range of peripherals for interfacing with external components.

  3. How does the EFM32LG942F128G-E-QFP64 microcontroller help in reducing power consumption?

    • The microcontroller incorporates energy-saving modes and features such as sleep modes, low-power peripherals, and efficient clock management to minimize power consumption in battery-operated devices.

  4. Can the EFM32LG942F128G-E-QFP64 microcontroller be used for real-time applications?

    • Yes, the microcontroller is suitable for real-time applications due to its fast processing capabilities and support for real-time operating systems (RTOS).

  5. What development tools are available for programming the EFM32LG942F128G-E-QFP64 microcontroller?

    • Silicon Labs provides a comprehensive suite of development tools including Simplicity Studio, which offers an integrated development environment for code development, debugging, and energy profiling.

  6. Is the EFM32LG942F128G-E-QFP64 microcontroller suitable for low-power sensor nodes in IoT applications?

    • Yes, the microcontroller's low power features make it well-suited for powering sensor nodes in IoT applications, extending battery life and enabling energy-efficient operation.

  7. What communication interfaces are supported by the EFM32LG942F128G-E-QFP64 microcontroller?

    • The microcontroller supports various communication interfaces such as UART, SPI, I2C, USB, and CAN, enabling seamless connectivity with other devices and peripherals.

  8. Can the EFM32LG942F128G-E-QFP64 microcontroller be used in motor control applications?

    • Yes, the microcontroller offers features and peripherals suitable for motor control applications, including PWM outputs and high-speed GPIOs for interfacing with motor drivers.

  9. What are the available memory options for the EFM32LG942F128G-E-QFP64 microcontroller?

    • The microcontroller offers flash memory for program storage and SRAM for data storage, providing flexibility for storing application code and runtime data.

  10. Are there any application notes or reference designs available for the EFM32LG942F128G-E-QFP64 microcontroller?

    • Yes, Silicon Labs provides a wealth of application notes, reference designs, and example code to assist developers in implementing the microcontroller in various technical solutions.