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EFM32LG990F256-BGA112T
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EFM32LG990F256-BGA112T

Introduction

The EFM32LG990F256-BGA112T is a microcontroller belonging to the EFM32 Leopard Gecko family, designed and manufactured by Silicon Labs. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Microcontroller
  • Use: Embedded systems, IoT devices, industrial control systems
  • Characteristics: Low power consumption, high performance, integrated peripherals
  • Package: BGA112T
  • Essence: ARM Cortex-M3 core
  • Packaging/Quantity: Tape & Reel, 250 units per reel

Specifications

  • Core: ARM Cortex-M3
  • Clock Speed: Up to 48 MHz
  • Flash Memory: 256 KB
  • RAM: 32 KB
  • Operating Voltage: 1.8V - 3.8V
  • I/O Pins: 112
  • Interfaces: UART, SPI, I2C, USB
  • Analog Inputs: 12-bit ADC

Detailed Pin Configuration

The EFM32LG990F256-BGA112T features a BGA112T package with a detailed pinout configuration, providing connections for power, ground, I/O, and communication interfaces. The pin configuration is optimized for compact PCB design and efficient routing.

Functional Features

  • Low Power Modes: Multiple energy modes for ultra-low power operation
  • Peripheral Integration: Rich set of integrated peripherals for diverse applications
  • Security Features: Hardware AES encryption engine and secure boot loader
  • Flexible GPIO: Configurable I/O pins for versatile interfacing

Advantages and Disadvantages

Advantages

  • Low power consumption extends battery life in portable devices
  • Integrated peripherals reduce external component count and PCB footprint
  • Secure boot loader enhances system security
  • Flexible GPIO configuration enables customization for specific applications

Disadvantages

  • Limited RAM capacity may restrict complex data processing
  • BGA package may require specialized assembly and rework equipment

Working Principles

The EFM32LG990F256-BGA112T operates on the ARM Cortex-M3 core, executing instructions from the embedded flash memory. It interacts with external devices through its integrated peripherals and GPIO pins, enabling the control and monitoring of connected components. The microcontroller's low power modes and energy-efficient design contribute to extended battery life in battery-powered applications.

Detailed Application Field Plans

  • IoT Devices: Sensor nodes, smart home devices, wearable gadgets
  • Industrial Control Systems: PLCs, motor control, automation equipment
  • Embedded Systems: Consumer electronics, medical devices, automotive systems

Detailed and Complete Alternative Models

  • EFM32GG990F1024-BGA120T
  • EFM32WG990F256-QFN64T
  • EFM32ZG222F32-QFN24T
  • EFM32PG12B500F1024GM48-BGA112

In conclusion, the EFM32LG990F256-BGA112T microcontroller offers a balance of performance, power efficiency, and integrated features suitable for a wide range of embedded applications. Its compact package and rich peripheral set make it an attractive choice for developers seeking to optimize their designs for size, power, and functionality.

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기술 솔루션에 EFM32LG990F256-BGA112T 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the EFM32LG990F256-BGA112T?

    • The EFM32LG990F256-BGA112T is a low-power microcontroller from Silicon Labs, designed for energy-efficient applications.

  2. What are the key features of the EFM32LG990F256-BGA112T?

    • Some key features include an ARM Cortex-M3 processor, low power consumption, advanced energy monitoring, and a variety of peripherals for connectivity and control.

  3. How can the EFM32LG990F256-BGA112T be used in battery-powered devices?

    • The low power consumption of the EFM32LG990F256-BGA112T makes it well-suited for battery-powered devices, extending the battery life of the application.

  4. What development tools are available for the EFM32LG990F256-BGA112T?

    • Silicon Labs provides a range of development tools, including Simplicity Studio, which offers an integrated development environment for software development and debugging.

  5. Can the EFM32LG990F256-BGA112T be used for IoT applications?

    • Yes, the EFM32LG990F256-BGA112T's low power consumption and connectivity options make it suitable for IoT applications, such as sensor nodes and smart devices.

  6. What communication interfaces does the EFM32LG990F256-BGA112T support?

    • The microcontroller supports various communication interfaces, including UART, SPI, I2C, and USB, enabling seamless integration with other devices and systems.

  7. How does the EFM32LG990F256-BGA112T handle security in embedded applications?

    • The EFM32LG990F256-BGA112T includes hardware cryptographic accelerators and secure bootloaders to enhance the security of embedded applications.

  8. What are the available memory options for the EFM32LG990F256-BGA112T?

    • The microcontroller offers flash memory for program storage and RAM for data storage, with options for external memory expansion if needed.

  9. Can the EFM32LG990F256-BGA112T operate in harsh environmental conditions?

    • With its robust design and low power operation, the EFM32LG990F256-BGA112T can withstand a wide range of environmental conditions, making it suitable for industrial and outdoor applications.

  10. Are there any reference designs or application notes available for the EFM32LG990F256-BGA112T?

    • Yes, Silicon Labs provides reference designs and application notes to help developers get started with using the EFM32LG990F256-BGA112T in various technical solutions.