EFM32WG840F64-QFN64T

Introduction

The EFM32WG840F64-QFN64T belongs to the category of microcontrollers and is designed for a wide range of applications. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Microcontroller
• Use: Embedded systems, IoT devices, industrial control systems
• Characteristics: Low power consumption, high performance, integrated peripherals
• Package: QFN64T
• Essence: Energy-friendly microcontroller
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Core: ARM Cortex-M4
• Clock Speed: Up to 48 MHz
• Flash Memory: 64 KB
• RAM: 32 KB
• Operating Voltage: 1.85V to 3.8V
• I/O Pins: 55
• Communication Interfaces: UART, SPI, I2C, USB
• Analog-to-Digital Converter (ADC): 12-bit, 16 channels
• Timers: General Purpose Timers, Real-Time Counters

Detailed Pin Configuration

The EFM32WG840F64-QFN64T features a compact QFN64T package with clearly defined pin assignments for easy integration into various electronic designs. The detailed pin configuration can be found in the official datasheet provided by the manufacturer.

Functional Features

• Low Power Modes: Multiple energy modes for optimized power consumption
• Peripheral Integration: Rich set of integrated peripherals for diverse application requirements
• Security Features: Hardware AES encryption, secure boot loader
• Advanced Debugging: Support for real-time debugging and trace capabilities

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life in portable devices
• High-performance ARM Cortex-M4 core for efficient processing
• Integrated peripherals reduce external component count and PCB footprint
• Enhanced security features protect sensitive data and code

Disadvantages

• Limited onboard memory may require external storage in some applications
• Higher cost compared to basic microcontrollers with similar performance

Working Principles

The EFM32WG840F64-QFN64T operates on the principle of executing program instructions stored in its flash memory while efficiently managing power consumption through its energy modes. It interacts with external components and communicates with other devices through its integrated interfaces.

Detailed Application Field Plans

• IoT Devices: Enables low-power connectivity and sensor interfacing
• Industrial Control Systems: Provides real-time control and monitoring capabilities
• Smart Energy Management: Supports energy-efficient solutions for smart grid applications
• Wearable Devices: Powers compact and long-lasting wearable electronics

Detailed and Complete Alternative Models

• EFM32WG842F64-QFN64T: Similar features with extended memory capacity
• EFM32WG840F32-QFN32T: Compact form factor with reduced I/O count
• EFM32WG880F64-QFN64T: Enhanced peripheral set for more complex applications

In conclusion, the EFM32WG840F64-QFN64T microcontroller offers a balance of performance, power efficiency, and integrated features suitable for a wide range of embedded applications.

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