EFM32WG380

ARM-based microcontrollers with USB, AES, and varying flash/RAM capacities

Manufacturer: silicon-laboratories

series introduction

# EFM32WG380 Product Series Introduction

## 1. Overview
The EFM32WG380 product series is a remarkable line of microcontrollers developed by Silicon Labs, designed to meet the diverse and demanding requirements of modern embedded systems. These microcontrollers combine high - performance computing capabilities with low power consumption, making them an ideal choice for a wide range of applications, from consumer electronics to industrial control systems.

## 2. Key Features

### 2.1 High - Performance Core
- **ARM Cortex - M4F Processor**: The EFM32WG380 series is powered by an ARM Cortex - M4F core, which offers a high - performance computing platform. With a floating - point unit (FPU), it can handle complex mathematical operations efficiently, enabling applications such as signal processing, sensor data analysis, and control algorithms. The core can operate at clock speeds of up to [X] MHz, providing fast execution of instructions and quick response times.
- **Memory Architecture**: These microcontrollers come with a generous amount of on - chip memory. They typically feature up to [X] KB of flash memory for program storage and [X] KB of RAM for data storage. This large memory capacity allows developers to implement complex applications and store large amounts of data without the need for external memory devices in many cases.

### 2.2 Low - Power Design
- **Energy - Friendly Modes**: The EFM32WG380 series is renowned for its low - power operation. It offers multiple power - saving modes, including EM0 (Active mode), EM1 (Sleep mode), EM2 (Deep sleep mode), EM3 (Standby mode), and EM4 (Shut - down mode). In the lowest power modes, the microcontroller can consume extremely low amounts of power, making it suitable for battery - powered applications. For example, in EM4 mode, the current consumption can be as low as [X] μA, which helps to extend the battery life of portable devices significantly.
- **Peripheral Power Management**: The microcontroller also features intelligent peripheral power management. Each peripheral can be independently powered on or off, allowing developers to optimize power consumption based on the specific requirements of the application. For instance, if a particular sensor interface is not in use, its power can be shut off to save energy.

### 2.3 Rich Peripherals
- **Communication Interfaces**: The EFM32WG380 series is equipped with a wide range of communication interfaces, including SPI, I2C, UART, and USB. These interfaces enable seamless communication with other devices such as sensors, actuators, displays, and external storage devices. The USB interface, in particular, supports both full - speed and low - speed operation, making it suitable for a variety of USB - based applications, such as data transfer and device charging.
- **Analog and Digital Input/Output**: It has multiple analog - to - digital converters (ADCs) and digital - to - analog converters (DACs). The ADCs offer high - resolution conversion, allowing for accurate measurement of analog signals from sensors. The DACs can be used to generate analog output signals for applications such as audio playback or control of analog actuators. Additionally, there are numerous general - purpose input/output (GPIO) pins, which can be configured for various functions, providing flexibility in system design.
- **Timers and Counters**: The microcontroller includes a set of timers and counters, which can be used for a variety of purposes, such as generating precise timing signals, measuring time intervals, and controlling PWM (Pulse Width Modulation) signals. The PWM signals can be used to control the speed of motors, the brightness of LEDs, and other applications that require variable power control.

### 2.4 Security Features
- **Hardware

Images for reference

100-LQFP

100-LQFP

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Datasheets

Partlist

EFM32WG380F128-QFP100
EFM32WG380F128-QFP100T
EFM32WG380F256-QFP100
EFM32WG380F256-QFP100T
EFM32WG380F64-QFP100
EFM32WG380F64-QFP100T