EFM32G840F64G-E-QFN64R

Product Overview

Category

The EFM32G840F64G-E-QFN64R belongs to the category of microcontrollers.

Use

This microcontroller is designed for various embedded applications that require low power consumption and high performance.

Characteristics

• Low power consumption
• High performance
• Integrated peripherals
• Small form factor
• Easy integration

Package

The EFM32G840F64G-E-QFN64R 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 processing capabilities while consuming minimal power.

Packaging/Quantity

The EFM32G840F64G-E-QFN64R is typically packaged in reels or trays, and the quantity per package depends on the manufacturer's specifications.

Specifications

• Microcontroller core: ARM Cortex-M4
• 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: 4 x 16-bit, 2 x 32-bit
• ADC resolution: 12-bit
• Temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32G840F64G-E-QFN64R 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, please refer to the manufacturer's datasheet.

Functional Features

Low Power Modes

The EFM32G840F64G-E-QFN64R offers various low power modes, allowing the microcontroller to operate in energy-efficient ways. These modes include sleep mode, deep sleep mode, and shut-off mode, enabling extended battery life for portable applications.

Integrated Peripherals

This microcontroller integrates a wide range of peripherals, including UART, SPI, I2C, and USB interfaces, which enable seamless communication with external devices. Additionally, it features timers, an ADC, and GPIO pins, providing flexibility for different application requirements.

High Performance

With its ARM Cortex-M4 core and clock speed of up to 48 MHz, the EFM32G840F64G-E-QFN64R delivers high processing capabilities, making it suitable for demanding applications that require real-time performance.

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life
• High-performance processing capabilities
• Integrated peripherals simplify system design
• Small form factor enables compact designs
• Wide operating voltage range enhances compatibility

Disadvantages

• Limited flash memory and RAM capacity may restrict complex applications
• Availability and pricing may vary depending on the supplier

Working Principles

The EFM32G840F64G-E-QFN64R operates based on the ARM Cortex-M4 architecture. It executes instructions stored in its flash memory, processes data, and communicates with external devices through its integrated peripherals. The microcontroller can be programmed using various development tools and software, allowing developers to create custom applications tailored to their specific needs.

Detailed Application Field Plans

The EFM32G840F64G-E-QFN64R is well-suited for a wide range of embedded applications, including but not limited to: - Internet of Things (IoT) devices - Home automation systems - Wearable devices - Industrial control systems - Medical devices - Consumer electronics

Its low power consumption, high performance, and integrated peripherals make it an ideal choice for applications that require efficient processing, connectivity, and compact form factor.

Detailed and Complete Alternative Models

• EFM32G840F64G-E-QFP64: Similar to the QFN64 package, but with a different pin configuration.
• EFM32G840F128G-E-QFN64R: A higher-capacity version with 128 KB of flash memory.
• EFM32G840F64G-E-BGA64: Available in a BGA64 package, offering a different form factor.

These alternative models provide options for different pin configurations, increased memory capacity, and alternative packaging options, allowing developers to choose the most suitable microcontroller for their specific requirements.

Note: The above information is based on the specifications provided by the manufacturer. It is recommended to refer to the official datasheet for the most accurate and up-to-date details.