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ATMEGA48P-20AUR
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ATMEGA48P-20AUR

Product Overview

Category

ATMEGA48P-20AUR belongs to the category of microcontrollers.

Use

It is commonly used in various electronic devices and systems that require a programmable control unit.

Characteristics

  • Microcontroller with high-performance, low-power AVR® 8-bit CPU
  • 4KB of In-System Programmable Flash memory
  • 256 bytes of EEPROM
  • 512 bytes of SRAM
  • Operating voltage: 1.8V to 5.5V
  • Speed grade: 20MHz
  • Package type: TQFP (Thin Quad Flat Package)
  • RoHS-compliant

Packaging/Quantity

ATMEGA48P-20AUR is typically packaged in reels or tubes, containing a specific quantity of microcontrollers per package. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

  • Architecture: AVR
  • Flash Program Memory: 4KB
  • EEPROM: 256 bytes
  • SRAM: 512 bytes
  • Number of I/O Pins: 23
  • Timers/Counters: 3
  • Analog-to-Digital Converter (ADC): 6 channels, 10-bit resolution
  • Communication Interfaces: SPI, USART, I2C
  • Operating Voltage Range: 1.8V to 5.5V
  • Maximum Clock Frequency: 20MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ATMEGA48P-20AUR microcontroller has a total of 32 pins. Here is the detailed pin configuration:

  • Port B (PB0-PB7): General-purpose I/O pins
  • Port C (PC0-PC7): General-purpose I/O pins with ADC functionality
  • Port D (PD0-PD7): General-purpose I/O pins with USART and SPI functionality
  • Reset (RESET): Reset pin for the microcontroller

Functional Features

  1. High-performance AVR CPU: The ATMEGA48P-20AUR is equipped with an 8-bit AVR CPU, providing efficient processing capabilities for various applications.
  2. In-System Programmable Flash Memory: The microcontroller's Flash memory allows for easy reprogramming of the device without requiring physical replacement.
  3. Rich Peripheral Set: With multiple timers/counters, ADC channels, and communication interfaces, the ATMEGA48P-20AUR offers versatile functionality for diverse system requirements.
  4. Low Power Consumption: The microcontroller operates at low voltage levels, making it suitable for battery-powered devices that require energy efficiency.

Advantages and Disadvantages

Advantages

  • Compact size and high integration
  • Wide operating voltage range
  • In-system programmability
  • Versatile peripheral set
  • Low power consumption

Disadvantages

  • Limited program memory compared to higher-end microcontrollers
  • Limited number of I/O pins for larger-scale projects

Working Principles

The ATMEGA48P-20AUR microcontroller follows the principles of the AVR architecture. It executes instructions stored in its Flash memory, utilizing the CPU, memory, and peripherals to perform various tasks. The microcontroller can be programmed using development tools and software, allowing users to define the desired behavior and functionality of their electronic systems.

Detailed Application Field Plans

ATMEGA48P-20AUR finds applications in a wide range of fields, including but not limited to: - Home automation systems - Industrial control systems - Consumer electronics - Automotive electronics - Medical devices - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models to ATMEGA48P-20AUR with similar features and capabilities include: - ATMEGA48A-PU - ATMEGA48PA-AU - ATMEGA48V-10AU - ATMEGA48V-10MU

These alternative models can be considered based on specific project requirements and availability.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ATMEGA48P-20AUR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ATMEGA48P-20AUR in technical solutions:

  1. Q: What is the ATMEGA48P-20AUR microcontroller used for? A: The ATMEGA48P-20AUR is a microcontroller commonly used in various technical solutions, such as embedded systems, robotics, automation, and IoT devices.

  2. Q: What is the operating voltage range of the ATMEGA48P-20AUR? A: The ATMEGA48P-20AUR operates within a voltage range of 1.8V to 5.5V.

  3. Q: How many I/O pins does the ATMEGA48P-20AUR have? A: The ATMEGA48P-20AUR has a total of 23 I/O pins, which can be configured as inputs or outputs.

  4. Q: What is the maximum clock frequency supported by the ATMEGA48P-20AUR? A: The ATMEGA48P-20AUR can operate at a maximum clock frequency of 20 MHz.

  5. Q: Does the ATMEGA48P-20AUR have built-in analog-to-digital converters (ADC)? A: Yes, the ATMEGA48P-20AUR has an 8-channel, 10-bit ADC for analog signal conversion.

  6. Q: Can I program the ATMEGA48P-20AUR using the Arduino IDE? A: Yes, the ATMEGA48P-20AUR is compatible with the Arduino IDE, allowing you to program it using Arduino libraries and tools.

  7. Q: What programming languages can be used to program the ATMEGA48P-20AUR? A: The ATMEGA48P-20AUR can be programmed using C/C++ language with the help of development tools like Atmel Studio or Arduino IDE.

  8. Q: Does the ATMEGA48P-20AUR have any built-in communication interfaces? A: Yes, the ATMEGA48P-20AUR supports various communication interfaces such as UART, SPI, and I2C.

  9. Q: Can the ATMEGA48P-20AUR be used for low-power applications? A: Yes, the ATMEGA48P-20AUR has power-saving features like sleep modes and power reduction registers, making it suitable for low-power applications.

  10. Q: Is the ATMEGA48P-20AUR a suitable choice for beginners in microcontroller programming? A: Yes, the ATMEGA48P-20AUR is often recommended for beginners due to its simplicity, availability of learning resources, and compatibility with popular development platforms like Arduino.

Please note that these answers are general and may vary depending on specific use cases and requirements.