EFM32LG290F128G-E-BGA112R

Product Overview

Category

The EFM32LG290F128G-E-BGA112R 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: The EFM32LG290F128G-E-BGA112R is optimized for energy efficiency, making it suitable for battery-powered devices.
• High performance: With a 32-bit ARM Cortex-M3 processor, this microcontroller offers fast processing capabilities.
• Integrated peripherals: It features a wide range of integrated peripherals such as UART, SPI, I2C, ADC, and timers, providing flexibility for different application requirements.

Package

The EFM32LG290F128G-E-BGA112R comes in a BGA112 package, which stands for Ball Grid Array with 112 pins. This package offers a compact form factor and allows for easy integration onto PCBs.

Essence

The essence of the EFM32LG290F128G-E-BGA112R lies in its ability to provide efficient and powerful control for embedded systems while minimizing power consumption.

Packaging/Quantity

This microcontroller is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller core: ARM Cortex-M3
• Flash memory: 128 KB
• RAM: 32 KB
• Operating voltage: 1.8V - 3.6V
• Clock speed: Up to 32 MHz
• Digital I/O pins: 80
• Analog input channels: 12
• Communication interfaces: UART, SPI, I2C
• Timers: 4 x 16-bit, 2 x 32-bit
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32LG290F128G-E-BGA112R has a total of 112 pins. The pin configuration is as follows:

• Pins 1-8: Digital I/O
• Pins 9-16: Analog input channels
• Pins 17-24: Communication interfaces (UART, SPI, I2C)
• Pins 25-32: Timers
• Pins 33-112: Reserved for other functions

For a detailed pinout diagram and pin descriptions, refer to the product datasheet.

Functional Features

• Low power modes: The microcontroller offers various low power modes, allowing for efficient power management and extended battery life.
• Peripheral flexibility: With a wide range of integrated peripherals, the EFM32LG290F128G-E-BGA112R can be easily customized to meet specific application requirements.
• Real-time performance: The ARM Cortex-M3 core provides real-time processing capabilities, making it suitable for time-critical applications.
• Secure bootloading: The microcontroller supports secure bootloading, ensuring the integrity and authenticity of firmware updates.

Advantages and Disadvantages

Advantages

• Low power consumption enables longer battery life.
• High-performance ARM Cortex-M3 core allows for fast processing.
• Integrated peripherals provide flexibility and reduce external component count.
• Compact BGA112 package facilitates space-saving designs.

Disadvantages

• Limited flash memory and RAM capacity compared to higher-end microcontrollers.
• Availability of alternative models with more features or higher specifications.

Working Principles

The EFM32LG290F128G-E-BGA112R operates based on the principles of a typical microcontroller. It executes instructions stored in its flash memory, interacts with peripherals, and communicates with external devices through various interfaces. The ARM Cortex-M3 core ensures efficient execution of instructions and real-time control.

Detailed Application Field Plans

The EFM32LG290F128G-E-BGA112R is suitable for a wide range of embedded applications, including but not limited to: - Internet of Things (IoT) devices - Home automation systems - Industrial control systems - Wearable devices - Sensor networks

Its low power consumption, high performance, and integrated peripherals make it an ideal choice for these application fields.

Detailed and Complete Alternative Models

While the EFM32LG290F128G-E-BGA112R offers a good balance of features and specifications, there are alternative models available with different capabilities. Some notable alternatives include:

1. EFM32GG990F1024G-A-QFP100: This microcontroller offers higher flash memory and RAM capacity, making it suitable for more complex applications.
2. EFM32PG12B500F1024GL125: With advanced security features and additional communication interfaces, this microcontroller is ideal for applications requiring enhanced security and connectivity.
3. EFM32WG380F256G-BGA120: This model provides extensive wireless connectivity options, making it suitable for IoT applications