EFM32LG230F256-QFN64T

Product Overview

Category

The EFM32LG230F256-QFN64T 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
• Small form factor
• Integrated peripherals
• Rich set of features

Package

The EFM32LG230F256-QFN64T 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 EFM32LG230F256-QFN64T is typically packaged in reels or trays, and the quantity per package depends on the manufacturer's specifications.

Specifications

• Microcontroller core: ARM Cortex-M3
• Clock speed: Up to 32 MHz
• Flash memory: 256 KB
• RAM: 32 KB
• Operating voltage: 1.8V - 3.6V
• Digital I/O pins: 51
• Analog input channels: 12
• Communication interfaces: UART, SPI, I2C, USB
• Timers: 4 general-purpose timers, 2 advanced timers
• ADC resolution: 12-bit
• Temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32LG230F256-QFN64T has a total of 64 pins. The pin configuration is as follows:

• Pins 1-8: Digital I/O pins
• Pins 9-20: Analog input pins
• Pins 21-28: Communication interface pins
• Pins 29-36: Timer pins
• Pins 37-44: Power supply and ground pins
• Pins 45-64: Reserved for future use

Functional Features

The EFM32LG230F256-QFN64T offers a range of functional features, including:

• Low energy modes for power optimization
• Integrated peripherals such as UART, SPI, I2C, and USB
• Advanced timers for precise timing requirements
• Analog-to-digital converter (ADC) for accurate analog measurements
• GPIO pins for digital input/output operations
• Real-time clock (RTC) for timekeeping applications
• Watchdog timer for system reliability

Advantages and Disadvantages

Advantages

• Low power consumption enables longer battery life in portable devices.
• High-performance ARM Cortex-M3 core allows for efficient processing.
• Integrated peripherals reduce the need for external components.
• Small form factor makes it suitable for space-constrained applications.

Disadvantages

• Limited flash memory and RAM compared to higher-end microcontrollers.
• The number of I/O pins may be insufficient for complex projects.
• Temperature range may not be suitable for extreme environments.

Working Principles

The EFM32LG230F256-QFN64T operates based on the principles of the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory, interacts with peripherals through various communication interfaces, and processes data according to the program logic. The microcontroller's low power modes help conserve energy by reducing clock frequency and disabling unnecessary peripherals when not in use.

Detailed Application Field Plans

The EFM32LG230F256-QFN64T is well-suited for a wide range of embedded applications, including but not limited to:

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

Detailed and Complete Alternative Models

1. EFM32GG990F1024-QFP100: Similar microcontroller with higher flash memory and more I/O pins.
2. EFM32WG380F256-QFN64: Similar microcontroller with additional wireless communication capabilities.
3. STM32F103C8T6: Alternative microcontroller from a different manufacturer with similar specifications.

These alternative models offer different features and may be suitable for specific application requirements.

In conclusion, the EFM32LG230F256-QFN64T is a low-power, high-performance microcontroller designed for various embedded applications. Its small form factor, integrated peripherals, and efficient processing capabilities make it an ideal choice for power-constrained projects. However, its limited memory and I/O pins should be considered when selecting this microcontroller for complex applications.