EFM32HG308F32G-B-QFN24R

Product Overview

Use

This microcontroller is designed for various embedded applications, including but not limited to consumer electronics, industrial automation, and Internet of Things (IoT) devices.

Characteristics

Low power consumption: The EFM32HG308F32G-B-QFN24R is known for its energy-efficient design, making it suitable for battery-powered applications.
High performance: With a 32-bit ARM Cortex-M0+ core, this microcontroller offers excellent processing capabilities.
Integrated peripherals: It features a wide range of integrated peripherals such as UART, SPI, I2C, ADC, and GPIO, providing flexibility for different application requirements.
Small form factor: The QFN24 package ensures compactness, making it ideal for space-constrained designs.

Package and Quantity

The EFM32HG308F32G-B-QFN24R is available in a QFN24 package. It is typically sold in reels or trays, with a quantity of 2500 units per reel/tray.

Specifications

Microcontroller core: ARM Cortex-M0+
Clock frequency: Up to 25 MHz
Flash memory: 32 KB
RAM: 4 KB
Operating voltage: 1.8V - 3.6V
Digital I/O pins: 18
Analog input channels: 8
Communication interfaces: UART, SPI, I2C
Timers: 2 x 16-bit, 1 x 32-bit
Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32HG308F32G-B-QFN24R has a total of 24 pins, which are assigned for various functions. The pin configuration is as follows:

Pin 1: VDD (Power supply)
Pin 2: PA0 (General-purpose I/O)
Pin 3: PA1 (General-purpose I/O)
Pin 4: PA2 (General-purpose I/O)
Pin 5: PA3 (General-purpose I/O)
Pin 6: PA4 (General-purpose I/O)
Pin 7: PA5 (General-purpose I/O)
Pin 8: PA6 (General-purpose I/O)
Pin 9: PA7 (General-purpose I/O)
Pin 10: GND (Ground)
Pin 11: PB0 (General-purpose I/O)
Pin 12: PB1 (General-purpose I/O)
Pin 13: PB2 (General-purpose I/O)
Pin 14: PB3 (General-purpose I/O)
Pin 15: PB4 (General-purpose I/O)
Pin 16: PB5 (General-purpose I/O)
Pin 17: PB6 (General-purpose I/O)
Pin 18: PB7 (General-purpose I/O)
Pin 19: RESET (Reset signal)
Pin 20: VDD (Power supply)
Pin 21: XTAL1 (External crystal oscillator input)
Pin 22: XTAL2 (External crystal oscillator output)
Pin 23: VSS (Ground)
Pin 24: VDD (Power supply)

Functional Features

The EFM32HG308F32G-B-QFN24R offers several functional features that enhance its usability and performance in embedded applications:

Low Power Modes: It supports various low power modes, allowing the microcontroller to operate efficiently while conserving energy.
Peripheral Integration: The microcontroller integrates multiple peripherals such as UART, SPI, and I2C, enabling seamless communication with external devices.
Analog-to-Digital Converter (ADC): The built-in ADC allows for accurate analog signal measurements, making it suitable for sensor-based applications.
Real-Time Clock (RTC): The RTC feature enables timekeeping functionality, essential for applications requiring precise timing.
Flexible GPIO: The general-purpose input/output pins offer versatility in connecting external components and interfacing with other devices.

Advantages and Disadvantages

Advantages

Energy-efficient design extends battery life in portable applications.
High-performance ARM Cortex-M0+ core ensures efficient processing.
Compact form factor enables space-constrained designs.
Integrated peripherals reduce the need for additional components.
Wide operating temperature range allows for use in various environments.

Disadvantages

Limited flash memory and RAM capacity may restrict complex application development.
The QFN24 package may require specialized soldering techniques.

Working Principles

The EFM32HG308F32G-B-QFN24R operates based on the principles of a microcontroller. It executes instructions stored in its flash memory to perform

기술 솔루션에 EFM32HG308F32G-B-QFN24R 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of EFM32HG308F32G-B-QFN24R in technical solutions:

Q: What is the EFM32HG308F32G-B-QFN24R microcontroller used for? A: The EFM32HG308F32G-B-QFN24R is a microcontroller designed for low-power applications, such as battery-powered devices, IoT sensors, and wearable devices.
Q: What is the maximum clock frequency supported by this microcontroller? A: The EFM32HG308F32G-B-QFN24R can operate at a maximum clock frequency of 25 MHz.
Q: How much flash memory does this microcontroller have? A: This microcontroller has 32 KB of flash memory for storing program code.
Q: Can I expand the memory capacity of this microcontroller? A: No, the EFM32HG308F32G-B-QFN24R does not support external memory expansion.
Q: What peripherals are available on this microcontroller? A: The EFM32HG308F32G-B-QFN24R offers various peripherals, including UART, SPI, I2C, GPIO, ADC, and timers.
Q: Is this microcontroller suitable for low-power applications? A: Yes, the EFM32HG308F32G-B-QFN24R is specifically designed for low-power applications, with multiple power-saving modes and features.
Q: Can I use this microcontroller for wireless communication? A: Yes, you can use the available UART, SPI, or I2C interfaces to communicate with wireless modules like Bluetooth or Wi-Fi.
Q: Does this microcontroller support real-time operating systems (RTOS)? A: Yes, the EFM32HG308F32G-B-QFN24R is compatible with various RTOS options, such as FreeRTOS or Micrium OS.
Q: What development tools are available for programming this microcontroller? A: Silicon Labs provides a software development kit (SDK) and an integrated development environment (IDE) called Simplicity Studio for programming and debugging the EFM32HG308F32G-B-QFN24R.
Q: Can I use this microcontroller in industrial applications? A: Yes, the EFM32HG308F32G-B-QFN24R is suitable for industrial applications due to its robustness, low-power capabilities, and support for various communication protocols.

Please note that these answers are general and may vary depending on specific requirements and application scenarios.