EFM32LG840F64G-E-QFN64

Product Overview

Category

The EFM32LG840F64G-E-QFN64 belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

• Low power consumption
• High performance
• Small form factor
• Integrated peripherals
• Rich set of features

Package

The EFM32LG840F64G-E-QFN64 comes in a QFN64 package, which stands for Quad Flat No-Lead with 64 pins.

Essence

The essence of this microcontroller lies in its ability to provide efficient and reliable control and processing capabilities in a compact package.

Packaging/Quantity

The EFM32LG840F64G-E-QFN64 is typically packaged individually and is available in varying quantities depending on the manufacturer or supplier.

Specifications

• Microcontroller core: ARM Cortex-M3
• Clock frequency: 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 EFM32LG840F64G-E-QFN64 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. A detailed pinout diagram can be found in the product datasheet.

Functional Features

• Low power modes for energy-efficient operation
• Integrated peripherals for enhanced functionality
• Advanced communication interfaces for seamless connectivity
• Timers/counters for precise timing and event management
• Analog-to-digital converter for accurate analog signal processing

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life in portable devices
• High-performance ARM Cortex-M3 core enables efficient data processing
• Compact form factor allows for integration into space-constrained designs
• Rich set of integrated peripherals reduces the need for external components

Disadvantages

• Limited flash memory and RAM may restrict the complexity of applications
• Availability and pricing may vary depending on the supplier
• Requires knowledge of microcontroller programming for effective utilization

Working Principles

The EFM32LG840F64G-E-QFN64 operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, processes data, and controls various functions of an electronic system. The ARM Cortex-M3 core provides the computational power, while the integrated peripherals enable interaction with external devices.

Detailed Application Field Plans

The EFM32LG840F64G-E-QFN64 finds applications in a wide range of fields, including but not limited to: - Internet of Things (IoT) devices - Home automation systems - Industrial control systems - Wearable technology - Consumer electronics

Detailed and Complete Alternative Models

• EFM32GG990F1024-BGA112: Similar microcontroller with higher flash memory and more I/O pins.
• EFM32WG380F256-QFP100: Microcontroller with built-in Wi-Fi module for wireless connectivity.
• EFM32PG1B200F256GM48-BGA48: Low-power microcontroller with extended temperature range.

These alternative models offer different specifications and features, providing options for specific application requirements.

In conclusion, the EFM32LG840F64G-E-QFN64 is a versatile microcontroller that combines low power consumption, high performance, and a rich set of features. Its compact form factor and integrated peripherals make it suitable for various applications in different fields. While it has limitations in terms of memory and complexity, alternative models are available to cater to specific needs.