EFM32LG895F256G-E-BGA120R

Product Overview

Category

The EFM32LG895F256G-E-BGA120R 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 EFM32LG895F256G-E-BGA120R 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 EFM32LG895F256G-E-BGA120R comes in a BGA120R package, which stands for Ball Grid Array with 120 pins arranged in a rectangular grid.

Essence

The essence of this microcontroller lies in its ability to provide a balance between power efficiency and performance, making it ideal for applications where both factors are crucial.

Packaging/Quantity

The EFM32LG895F256G-E-BGA120R is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller core: ARM Cortex-M3
• Flash memory: 256 KB
• RAM: 32 KB
• Operating voltage: 1.8V - 3.6V
• Clock frequency: Up to 48 MHz
• Digital I/O pins: 96
• Analog input channels: 16
• 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 EFM32LG895F256G-E-BGA120R has a total of 120 pins, each serving a specific purpose. The pin configuration is as follows:

• Pins 1-10: Analog input pins
• Pins 11-30: Digital I/O pins
• Pins 31-40: Communication interface pins (UART, SPI, I2C)
• Pins 41-50: Timer pins
• Pins 51-120: Ground and power supply pins

For a detailed pinout diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

The EFM32LG895F256G-E-BGA120R offers several functional features that enhance its usability in various applications:

• Low-power modes: It supports multiple low-power modes, allowing the microcontroller to conserve energy when idle or in standby.
• Peripheral integration: The microcontroller integrates a wide range of peripherals, including UART, SPI, I2C, ADC, and timers, enabling seamless communication and control with external devices.
• Real-time performance: With its high clock frequency and efficient architecture, the EFM32LG895F256G-E-BGA120R delivers real-time performance for time-critical applications.
• Flexible memory options: The microcontroller provides ample flash memory for program storage and RAM for data storage, accommodating diverse application requirements.

Advantages and Disadvantages

Advantages

• Low power consumption enables longer battery life in portable devices.
• High-performance ARM Cortex-M3 core ensures efficient execution of complex tasks.
• Integrated peripherals reduce the need for external components, simplifying circuit design.
• Wide operating voltage range allows compatibility with various power sources.
• Ample flash memory and RAM provide flexibility for application development.

Disadvantages

• Limited number of digital I/O pins may restrict the connectivity options for certain applications.
• BGA package requires specialized equipment for soldering and rework.
• Higher cost compared to some other microcontroller options with similar specifications.

Working Principles

The EFM32LG895F256G-E-BGA120R operates based on the principles of a typical microcontroller. It executes instructions stored in its flash memory, processes data using its ARM Cortex-M3 core, and interacts with external devices through its integrated peripherals. The microcontroller's clock generates timing signals for synchronization, ensuring precise execution of tasks. Its low-power modes help conserve energy by reducing power consumption during idle periods.

Detailed Application Field Plans

The EFM32LG895F256G-E-BGA120R finds applications in various fields, including:

1. Internet of Things (IoT): It can be used in IoT devices that require low power consumption and connectivity options such as UART, SPI, and I2C for communication with sensors and actuators.
2. Industrial automation: The microcontroller's real-time performance and integrated timers make it suitable for controlling industrial machinery and processes.
3. Consumer electronics: It can be utilized in portable devices like wearables, smart home devices,