EFM32G890F64-BGA112T

Product Overview

Category

The EFM32G890F64-BGA112T 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
• Integrated peripherals
• Small form factor

Package

The EFM32G890F64-BGA112T comes in a BGA112 package, which stands for Ball Grid Array with 112 pins.

Essence

The essence of this microcontroller lies in its ability to provide efficient processing capabilities while consuming minimal power.

Packaging/Quantity

The EFM32G890F64-BGA112T is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller core: ARM Cortex-M3
• Clock speed: Up to 48 MHz
• Flash memory: 64 KB
• RAM: 8 KB
• Operating voltage: 1.8V - 3.6V
• Digital I/O pins: 80
• Analog input channels: 12
• Communication interfaces: UART, SPI, I2C, USB
• Timers: 4 x 16-bit, 2 x 32-bit
• ADC resolution: 12-bit
• Temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32G890F64-BGA112T has a total of 112 pins, each serving a specific purpose. The pin configuration includes digital I/O pins, analog input pins, power supply pins, ground pins, and communication interface pins. A detailed pinout diagram can be found in the product datasheet.

Functional Features

Low Power Modes

The EFM32G890F64-BGA112T offers various low power modes, allowing the microcontroller to operate in a highly energy-efficient manner. These modes include sleep mode, deep sleep mode, and stop mode.

Integrated Peripherals

This microcontroller integrates several peripherals, including UART, SPI, I2C, and USB interfaces, which enable seamless communication with external devices. Additionally, it features timers for precise timing control and a 12-bit ADC for analog signal acquisition.

Energy Management System (EMS)

The EFM32G890F64-BGA112T incorporates an Energy Management System that optimizes power consumption by dynamically adjusting voltage levels and clock frequencies based on the system's requirements.

Advantages and Disadvantages

Advantages

• Low power consumption enables longer battery life in portable applications.
• High-performance ARM Cortex-M3 core allows for efficient processing of complex tasks.
• Integrated peripherals simplify system design and reduce component count.
• Small form factor saves board space in compact designs.

Disadvantages

• Limited flash memory and RAM may restrict the complexity of applications.
• BGA package requires specialized equipment for soldering and rework.
• Higher cost compared to some other microcontrollers with similar specifications.

Working Principles

The EFM32G890F64-BGA112T operates based on the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory, utilizing the integrated peripherals to interact with the external environment. The microcontroller's low power modes and energy management system ensure efficient power utilization throughout its operation.

Detailed Application Field Plans

The EFM32G890F64-BGA112T is suitable for a wide range of embedded applications, including but not limited to: - Internet of Things (IoT) devices - Wearable technology - Home automation systems - Industrial control systems - Medical devices - Consumer electronics

Detailed and Complete Alternative Models

• EFM32G880F64-BGA112T: Similar to the EFM32G890F64-BGA112T, but with reduced flash memory (32 KB) and RAM (4 KB).
• EFM32G840F64-BGA112T: Another alternative with similar specifications, but without USB interface and fewer I/O pins.

These alternative models provide options for different application requirements while maintaining compatibility with the same pin configuration and package type.

In conclusion, the EFM32G890F64-BGA112T microcontroller offers a balance between low power consumption and high performance, making it suitable for various embedded applications. Its integrated peripherals, energy management system, and small form factor contribute to its advantages. However, limitations in memory capacity and package type should be considered when selecting this microcontroller for specific projects.