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EFM32LG940F128G-E-QFN64R
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EFM32LG940F128G-E-QFN64R

Product Overview

Category

The EFM32LG940F128G-E-QFN64R belongs to the category of microcontrollers.

Use

It is used for embedded systems and IoT applications.

Characteristics

  • Low power consumption
  • High performance
  • Integrated peripherals

Package

QFN64R package

Essence

The essence of EFM32LG940F128G-E-QFN64R lies in its combination of low power consumption and high performance, making it suitable for battery-powered applications.

Packaging/Quantity

The EFM32LG940F128G-E-QFN64R is typically packaged in reels with a specific quantity per reel.

Specifications

  • Microcontroller: ARM Cortex-M3
  • Flash Memory: 128 KB
  • RAM: 16 KB
  • Operating Voltage: 1.85V - 3.8V
  • Clock Speed: Up to 48 MHz
  • Peripherals: GPIO, UART, SPI, I2C, ADC, DAC

Detailed Pin Configuration

The detailed pin configuration of EFM32LG940F128G-E-QFN64R can be found in the official datasheet provided by the manufacturer.

Functional Features

  • Low energy consumption modes for extended battery life
  • Rich set of integrated peripherals for versatile applications
  • Advanced energy monitoring for power optimization

Advantages and Disadvantages

Advantages

  • Low power consumption
  • High-performance ARM Cortex-M3 core
  • Integrated peripherals reduce external component count

Disadvantages

  • Limited memory compared to higher-end microcontrollers
  • May not be suitable for applications requiring extensive computational power

Working Principles

The EFM32LG940F128G-E-QFN64R operates based on the ARM Cortex-M3 core, utilizing low-power modes and integrated peripherals to efficiently execute embedded system tasks while minimizing energy consumption.

Detailed Application Field Plans

The EFM32LG940F128G-E-QFN64R is well-suited for various applications including: - Battery-powered IoT devices - Sensor nodes - Wearable electronics - Home automation systems

Detailed and Complete Alternative Models

Some alternative models to EFM32LG940F128G-E-QFN64R include: - EFM32GG990F1024-BGA112T - EFM32WG380F256-QFN48T - EFM32PG12B500F1024GL125

In conclusion, the EFM32LG940F128G-E-QFN64R microcontroller offers a balance of low power consumption and high performance, making it an ideal choice for a wide range of embedded system and IoT applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací EFM32LG940F128G-E-QFN64R v technických řešeních

  1. What is the EFM32LG940F128G-E-QFN64R microcontroller used for?

    • The EFM32LG940F128G-E-QFN64R microcontroller is commonly used in low-power, energy-efficient embedded systems such as IoT devices, wearables, and battery-powered applications.

  2. What are the key features of the EFM32LG940F128G-E-QFN64R?

    • The EFM32LG940F128G-E-QFN64R features a 32-bit ARM Cortex-M3 core, low energy consumption, multiple communication interfaces, and a wide operating voltage range, making it suitable for various applications.

  3. How does the EFM32LG940F128G-E-QFN64R contribute to power efficiency in designs?

    • The EFM32LG940F128G-E-QFN64R incorporates energy-saving modes, low active and sleep mode currents, and efficient peripherals to minimize power consumption in battery-operated devices.

  4. What development tools are available for programming the EFM32LG940F128G-E-QFN64R?

    • Silicon Labs provides a comprehensive suite of development tools, including Simplicity Studio, which supports software development, debugging, and energy profiling for the EFM32LG940F128G-E-QFN64R.

  5. Can the EFM32LG940F128G-E-QFN64R interface with external sensors and devices?

    • Yes, the microcontroller offers various communication interfaces such as SPI, I2C, UART, and USB, enabling seamless integration with a wide range of sensors and peripherals.

  6. What are the memory options available in the EFM32LG940F128G-E-QFN64R?

    • The EFM32LG940F128G-E-QFN64R features flash memory for program storage, RAM for data processing, and additional non-volatile memory for configuration and data retention.

  7. Is the EFM32LG940F128G-E-QFN64R suitable for real-time applications?

    • Yes, the microcontroller's fast interrupt response time, deterministic operation, and peripheral features make it well-suited for real-time control and monitoring applications.

  8. How can the EFM32LG940F128G-E-QFN64R be powered in different applications?

    • The microcontroller supports a wide voltage input range and offers flexible power management options, including low-power modes and battery management features.

  9. What security features does the EFM32LG940F128G-E-QFN64R offer for connected devices?

    • The EFM32LG940F128G-E-QFN64R includes hardware cryptographic accelerators, secure bootloading, and tamper detection features to enhance the security of connected devices.

  10. Are there any application notes or reference designs available for the EFM32LG940F128G-E-QFN64R?

    • Yes, Silicon Labs provides a wealth of application notes, reference designs, and technical documentation to assist developers in implementing the EFM32LG940F128G-E-QFN64R in their designs.