EFM32TG840F8-QFN64T

Product Overview

Category

The EFM32TG840F8-QFN64T belongs to the category of microcontrollers.

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 EFM32TG840F8-QFN64T is known for its energy-efficient design, making it suitable for battery-powered applications.
• High performance: With a 32-bit ARM Cortex-M3 processor, this microcontroller offers excellent processing capabilities.
• Small form factor: The QFN64 package ensures a compact size, making it ideal for space-constrained designs.
• Integrated peripherals: It features a wide range of built-in peripherals such as UART, SPI, I2C, ADC, and timers, providing flexibility for different applications.

Package and Quantity

The EFM32TG840F8-QFN64T is available in a QFN64 package. It is typically sold in reels or trays, with quantities varying based on customer requirements.

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: 51
• Analog input channels: 12
• Communication interfaces: UART, SPI, I2C
• Timers: 4 x 16-bit, 1 x 32-bit
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The EFM32TG840F8-QFN64T has a total of 64 pins, which are assigned to various functions such as GPIO, analog inputs, communication interfaces, and power supply. The pin configuration is as follows:

(Pin diagram or table can be inserted here)

Functional Features

• Low-power modes: The microcontroller offers multiple low-power modes, allowing efficient power management and extending battery life in portable applications.
• Peripherals: It includes a rich set of peripherals, enabling seamless integration with external devices and sensors.
• Real-time performance: The ARM Cortex-M3 core ensures real-time responsiveness, making it suitable for time-critical applications.
• Security features: The EFM32TG840F8-QFN64T incorporates security features like memory protection units and cryptographic accelerators, enhancing data integrity and system security.

Advantages and Disadvantages

Advantages

• Energy-efficient design extends battery life.
• Compact form factor enables space-constrained designs.
• Wide range of integrated peripherals simplifies system integration.
• Real-time performance ensures responsiveness in time-critical applications.

Disadvantages

• Limited flash memory and RAM capacity may restrict the complexity of applications.
• Availability in only one package option may limit flexibility in certain designs.

Working Principles

The EFM32TG840F8-QFN64T operates based on the ARM Cortex-M3 architecture. It executes instructions fetched from its flash memory, utilizing the integrated peripherals to interact with external devices. The microcontroller's clock speed determines the execution rate of instructions, while its low-power modes help conserve energy when idle.

Detailed Application Field Plans

The EFM32TG840F8-QFN64T finds applications in various fields, including: 1. Home automation systems 2. Wearable devices 3. Industrial control systems 4. Smart metering 5. Medical devices

Alternative Models

1. EFM32TG840F32-QFN32T: Similar to the EFM32TG840F8-QFN64T but with a smaller QFN32 package and reduced pin count.
2. EFM32TG840F128-QFP64: Offers increased flash memory capacity and a different QFP64 package option.

These alternative models provide options with varying pin counts, package sizes, and memory capacities to suit different design requirements.

In conclusion, the EFM32TG840F8-QFN64T is a versatile microcontroller suitable for a wide range of embedded applications. Its low power consumption, high performance, and integrated peripherals make it an attractive choice for developers seeking efficient and compact solutions.