ATMEGA645A-AUR

Product Overview

Category

ATMEGA645A-AUR belongs to the category of microcontrollers.

Use

It is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

• High-performance microcontroller with advanced features
• Low power consumption
• Wide operating voltage range
• Integrated peripherals for enhanced functionality
• Robust and reliable design

Package

ATMEGA645A-AUR is available in a compact and durable package, suitable for surface mount technology (SMT) applications.

Essence

The essence of ATMEGA645A-AUR lies in its ability to provide efficient and precise control over electronic systems, enabling seamless operation and data processing.

Packaging/Quantity

ATMEGA645A-AUR is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller Architecture: AVR
• CPU Speed: Up to 20 MHz
• Flash Memory: 64 KB
• RAM: 4 KB
• EEPROM: 2 KB
• Operating Voltage: 1.8V - 5.5V
• Digital I/O Pins: 32
• Analog Input Channels: 8
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 6
• PWM Channels: 6
• ADC Resolution: 10-bit
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ATMEGA645A-AUR microcontroller has a total of 44 pins, each serving a specific purpose. The pin configuration is as follows:

• Pin 1: VCC (Power Supply)
• Pin 2: GND (Ground)
• Pin 3-10: Digital I/O Pins
• Pin 11-18: Analog Input Pins
• Pin 19-26: Communication Interface Pins
• Pin 27-32: Timer/Counter and PWM Pins
• Pin 33-44: Other Control and Auxiliary Pins

Functional Features

1. High-Speed Processing: The ATMEGA645A-AUR microcontroller operates at a maximum speed of 20 MHz, allowing for rapid data processing and control operations.

2. Integrated Peripherals: It features various integrated peripherals such as UART, SPI, and I2C interfaces, enabling seamless communication with external devices.

3. Flexible I/O Configuration: With 32 digital I/O pins and 8 analog input channels, the microcontroller offers versatile connectivity options for interfacing with sensors, actuators, and other electronic components.

4. Timers and PWM Channels: The presence of 6 timers/counters and 6 PWM channels allows precise timing control and generation of analog signals.

5. Low Power Consumption: The ATMEGA645A-AUR is designed to operate efficiently with low power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• High-performance microcontroller with advanced features
• Wide operating voltage range allows compatibility with various power sources
• Integrated peripherals simplify system design and reduce external component count
• Low power consumption extends battery life in portable applications

Disadvantages

• Limited flash memory capacity compared to some other microcontrollers in its class
• Availability of alternative models with higher specifications may limit its use in certain demanding applications

Working Principles

The ATMEGA645A-AUR microcontroller follows the principles of the AVR architecture. It executes instructions stored in its flash memory, interacting with various peripherals and external devices based on programmed logic. The CPU processes data and controls the flow of information within the system, ensuring proper functioning and desired outcomes.

Detailed Application Field Plans

ATMEGA645A-AUR finds applications in a wide range of fields, including but not limited to:

1. Industrial Automation: Control systems for manufacturing processes, robotics, and machinery.
2. Consumer Electronics: Home appliances, smart devices, and entertainment systems.
3. Automotive: Engine management, dashboard control, and safety systems.
4. Internet of Things (IoT): Sensor nodes, data acquisition, and wireless communication.
5. Medical Devices: Patient monitoring, diagnostic equipment, and implantable devices.

Detailed and Complete Alternative Models

• ATMEGA128A-AUR
• ATMEGA2560-AUR
• ATMEGA328P-AUR
• ATMEGA32U4-AUR
• ATMEGA644PA-AUR

These alternative models offer varying specifications and capabilities, allowing users to choose the most suitable microcontroller for their specific application requirements.

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