EFM32LG942F64G-E-QFP64R

Product Overview

Category

The EFM32LG942F64G-E-QFP64R belongs to the category of microcontrollers.

Use

This microcontroller is designed for various embedded applications, including but not limited to consumer electronics, industrial automation, and Internet of Things (IoT) devices.

Characteristics

• Low power consumption
• High performance
• Integrated peripherals
• Small form factor
• Robust security features

Package

The EFM32LG942F64G-E-QFP64R comes in a QFP64 package, which stands for Quad Flat Package with 64 pins.

Essence

The essence of this microcontroller lies in its ability to provide efficient processing capabilities while consuming minimal power, making it suitable for battery-powered devices.

Packaging/Quantity

The EFM32LG942F64G-E-QFP64R is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller core: ARM Cortex-M3
• Clock speed: Up to 48 MHz
• Flash memory: 64 KB
• RAM: 8 KB
• Operating voltage: 1.8V - 3.6V
• Digital I/O pins: 51
• Analog input channels: 12
• Communication interfaces: UART, SPI, I2C, USB
• Timers/counters: 4
• ADC resolution: 12-bit
• Temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32LG942F64G-E-QFP64R has a total of 64 pins, each serving a specific purpose. The pin configuration includes digital I/O pins, analog input pins, power supply pins, ground pins, and communication interface pins. For a detailed pinout diagram and description, refer to the manufacturer's datasheet.

Functional Features

• Low power modes for energy-efficient operation
• Integrated peripherals such as UART, SPI, I2C, and USB for seamless communication
• Hardware encryption and secure boot capabilities for enhanced security
• Real-time clock (RTC) for accurate timekeeping
• Analog-to-digital converter (ADC) for precise analog measurements
• Timers/counters for event timing and pulse generation
• GPIO pins for general-purpose input/output operations

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life in portable devices.
• High-performance ARM Cortex-M3 core enables efficient processing.
• Integrated peripherals reduce the need for external components.
• Robust security features protect against unauthorized access.
• Small form factor allows for compact designs.

Disadvantages

• Limited flash memory and RAM may restrict the complexity of applications.
• The QFP64 package may require additional PCB space compared to smaller packages.
• Higher cost compared to entry-level microcontrollers with fewer features.

Working Principles

The EFM32LG942F64G-E-QFP64R operates based on the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory, interacting with various peripherals and sensors through its I/O pins. The microcontroller can be programmed using software development tools and programming languages compatible with the ARM Cortex-M3 architecture.

Detailed Application Field Plans

The EFM32LG942F64G-E-QFP64R is suitable for a wide range of applications, including: - Home automation systems - Wearable devices - Industrial control systems - Smart meters - Sensor networks - Medical devices

Detailed and Complete Alternative Models

• EFM32GG990F1024-BGA112: Similar microcontroller with higher flash memory and more I/O pins.
• EFM32WG380F256-QFN48: Alternative microcontroller with integrated Wi-Fi connectivity.
• EFM32PG1B200F256GM64-BGA64: Microcontroller with extended temperature range and larger RAM capacity.

These alternative models offer different specifications and features, allowing developers to choose the most suitable option for their specific application requirements.

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