EFM32WG940F128-QFN64

Product Overview

Category

The EFM32WG940F128-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

• High-performance 32-bit microcontroller
• Low power consumption
• Integrated peripherals for enhanced functionality
• Compact size and lightweight
• Robust and reliable operation

Package

The EFM32WG940F128-QFN64 is packaged 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 for electronic devices.

Packaging/Quantity

The EFM32WG940F128-QFN64 is typically sold in reels or trays, with each reel or tray containing a specific quantity of microcontrollers.

Specifications

• Microcontroller core: ARM Cortex-M4
• Clock frequency: Up to 48 MHz
• Flash memory: 128 KB
• RAM: 32 KB
• Operating voltage: 1.8V - 3.6V
• Digital I/O pins: 64
• Analog inputs: 12-bit ADC with multiple channels
• Communication interfaces: UART, SPI, I2C, USB
• Timers: Multiple timers for precise timing operations
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32WG940F128-QFN64 microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pins 1-8: Digital I/O pins
• Pins 9-16: Analog input pins
• Pins 17-24: Communication interface pins (UART, SPI, I2C)
• Pins 25-32: Timer pins
• Pins 33-40: Power supply and ground pins
• Pins 41-48: Additional digital I/O pins
• Pins 49-56: Analog input pins
• Pins 57-64: Reserved for future use

Functional Features

The EFM32WG940F128-QFN64 microcontroller offers a range of functional features, including:

• High-performance processing capabilities
• Low power consumption for energy-efficient operation
• Integrated peripherals for enhanced functionality
• Multiple communication interfaces for seamless connectivity
• Precise timing operations with the help of timers
• Analog-to-digital conversion for accurate measurement and sensing

Advantages and Disadvantages

Advantages

• High-performance processing capabilities enable efficient data handling.
• Low power consumption extends battery life in portable devices.
• Integrated peripherals reduce the need for external components.
• Compact size allows for space-saving designs.
• Reliable operation ensures stable performance.

Disadvantages

• Limited flash memory and RAM capacity may restrict complex applications.
• The number of I/O pins may be insufficient for certain projects.
• Higher cost compared to lower-end microcontrollers.

Working Principles

The EFM32WG940F128-QFN64 microcontroller operates based on the principles of the ARM Cortex-M4 core. It executes instructions stored in its flash memory, processes data, and controls various peripherals and interfaces according to the program logic.

Detailed Application Field Plans

The EFM32WG940F128-QFN64 microcontroller finds applications in various fields, including:

1. Internet of Things (IoT) devices
2. Home automation systems
3. Industrial control systems
4. Wearable technology
5. Medical devices
6. Automotive electronics
7. Consumer electronics

Detailed and Complete Alternative Models

1. EFM32WG840F128-QFN64: Similar to EFM32WG940F128-QFN64 but with reduced flash memory capacity.
2. EFM32WG980F128-QFN64: Similar to EFM32WG940F128-QFN64 but with higher clock frequency.
3. EFM32WG920F128-QFN64: Similar to EFM32WG940F128-QFN64 but with lower power consumption.

These alternative models offer similar functionalities and can be considered as substitutes for the EFM32WG940F128-QFN64 microcontroller.

In conclusion, the EFM32WG940F128-QFN64 microcontroller is a high-performance 32-bit microcontroller that offers low power consumption and integrated peripherals. It is packaged in a QFN64 package and finds applications in various fields. While it has advantages such as efficient processing and reliable operation, it also has limitations in terms of memory capacity and I/O pins. Nonetheless, it serves as a versatile solution for controlling and processing data in electronic devices and systems.