ATMEGA328P-AUR

Product Overview

Category

ATMEGA328P-AUR belongs to the category of microcontrollers.

Use

It is commonly used in various electronic applications that require a microcontroller for processing and controlling functions.

Characteristics

• Low power consumption
• High-performance 8-bit AVR microcontroller
• Enhanced RISC architecture
• In-system programmable flash memory
• Wide operating voltage range
• Multiple communication interfaces (UART, SPI, I2C)
• Analog-to-digital converter (ADC)
• Timers and counters

Package

ATMEGA328P-AUR is available in a compact surface mount package.

Essence

The essence of ATMEGA328P-AUR lies in its ability to provide a powerful yet energy-efficient microcontroller solution for a wide range of applications.

Packaging/Quantity

ATMEGA328P-AUR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Microcontroller Architecture: AVR
• Flash Memory: 32KB
• SRAM: 2KB
• EEPROM: 1KB
• Operating Voltage: 1.8V - 5.5V
• Digital I/O Pins: 23
• PWM Channels: 6
• ADC Channels: 8
• Communication Interfaces: UART, SPI, I2C
• Clock Speed: Up to 20MHz

Detailed Pin Configuration

The ATMEGA328P-AUR microcontroller has a total of 32 pins, each serving a specific purpose. The pin configuration is as follows:

• Pins 1-7: Port D (Digital I/O)
• Pins 8-13: Port B (Digital I/O, PWM)
• Pins 14-19: Port C (Analog Input, Digital I/O)
• Pins 20-27: AVCC, GND, AREF, ADC6, ADC7, TOSC1, TOSC2, RESET
• Pins 28-32: VCC, GND, XTAL1, XTAL2, AREF

Functional Features

1. Low Power Consumption

ATMEGA328P-AUR is designed to operate at low power levels, making it suitable for battery-powered applications.

2. Enhanced RISC Architecture

The microcontroller utilizes an enhanced Reduced Instruction Set Computer (RISC) architecture, which enables efficient execution of instructions and reduces code size.

3. In-System Programmable Flash Memory

The built-in flash memory allows for easy programming and updating of the microcontroller's firmware without the need for external programming equipment.

4. Communication Interfaces

ATMEGA328P-AUR supports multiple communication interfaces such as UART, SPI, and I2C, enabling seamless integration with other devices.

5. Analog-to-Digital Converter (ADC)

The integrated ADC allows for accurate conversion of analog signals into digital values, expanding the microcontroller's capabilities in sensor-based applications.

6. Timers and Counters

The microcontroller features timers and counters that can be utilized for precise timing, pulse generation, and event counting.

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life in portable applications.
• Versatile communication interfaces facilitate connectivity with various peripherals.
• In-system programmable flash memory simplifies firmware updates.
• Enhanced RISC architecture ensures efficient execution of instructions.
• Integrated ADC expands the range of applications.

Disadvantages

• Limited processing power compared to higher-end microcontrollers.
• Restricted memory capacity may limit the complexity of applications.

Working Principles

ATMEGA328P-AUR operates based on the principles of digital logic and microcontroller architecture. It executes instructions stored in its flash memory, interacts with external devices through its I/O pins and communication interfaces, and performs various tasks based on the programmed firmware.

Detailed Application Field Plans

ATMEGA328P-AUR finds applications in a wide range of fields, including but not limited to: - Home automation systems - Robotics - Internet of Things (IoT) devices - Sensor networks - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ATMEGA328P-AUR include: - ATMEGA168A-AU - ATMEGA32U4-AU - PIC16F877A - STM32F103C8T6 - ESP8266

These alternatives provide comparable features and can be considered depending on specific project requirements.

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