EFM32LG840F128-QFN64

Product Overview

Category

The EFM32LG840F128-QFN64 belongs to the category of microcontrollers.

Use

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

Characteristics

• Low power consumption
• High-performance 32-bit ARM Cortex-M3 core
• Integrated peripherals for versatile applications
• Small form factor
• Wide operating voltage range

Package

The EFM32LG840F128-QFN64 is available 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 EFM32LG840F128-QFN64 is typically sold in reels or trays, with a quantity of multiple units per package.

Specifications

• Microcontroller core: ARM Cortex-M3
• Clock frequency: Up to 48 MHz
• Flash memory: 128 KB
• RAM: 16 KB
• Operating voltage: 1.8V - 3.6V
• Digital I/O pins: 51
• Analog input channels: 12
• Communication interfaces: UART, SPI, I2C, USB
• Timers/counters: Multiple timers/counters available
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32LG840F128-QFN64 microcontroller has a total of 64 pins. The pin configuration is as follows:

(Pin diagram goes here)

Functional Features

• Low-power modes for energy-efficient operation
• Advanced peripheral set for diverse applications
• Real-time performance with the ARM Cortex-M3 core
• Flexible communication interfaces for seamless connectivity
• Rich set of timers and counters for precise timing operations
• Analog-to-digital converters for accurate sensor interfacing

Advantages and Disadvantages

Advantages

• Low power consumption enables longer battery life in portable devices.
• High-performance ARM Cortex-M3 core ensures efficient processing capabilities.
• Integrated peripherals provide versatility for various applications.
• Small form factor allows for space-saving designs.

Disadvantages

• Limited flash memory and RAM capacity may restrict the complexity of applications.
• The QFN64 package may require specialized soldering techniques.

Working Principles

The EFM32LG840F128-QFN64 microcontroller operates based on the principles of digital logic and embedded systems. It executes instructions stored in its flash memory to perform tasks such as data processing, control algorithms, and communication with external devices. The ARM Cortex-M3 core provides the computational power, while the integrated peripherals enable interaction with the surrounding environment.

Detailed Application Field Plans

The EFM32LG840F128-QFN64 microcontroller finds applications in various fields, including but not limited to: - Internet of Things (IoT) devices - Home automation systems - Industrial automation - Wearable technology - Consumer electronics

Detailed and Complete Alternative Models

• EFM32GG990F1024-BGA112
• STM32F407VGT6-LQFP100
• PIC32MX795F512L-TQFP100
• MSP430FR5994IPZR-QFN40

These alternative models offer similar functionalities and can be considered as alternatives to the EFM32LG840F128-QFN64 microcontroller.

In conclusion, the EFM32LG840F128-QFN64 microcontroller is a versatile and efficient device that offers low power consumption, high-performance processing, and a rich set of integrated peripherals. Its compact size and wide operating voltage range make it suitable for various applications in different fields.