ATMEGA64L-8AU

Product Overview

Category

ATMEGA64L-8AU belongs to the category of microcontrollers.

Use

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

Characteristics

• Low-power consumption
• High-performance 8-bit AVR microcontroller
• 64KB Flash memory
• 2KB SRAM
• 32 general-purpose I/O lines
• 8-channel 10-bit ADC
• Multiple communication interfaces (UART, SPI, I2C)
• Operating voltage: 2.7V to 5.5V

Package

ATMEGA64L-8AU is available in a TQFP package.

Essence

The essence of ATMEGA64L-8AU lies in its ability to provide efficient processing and control capabilities in low-power applications.

Packaging/Quantity

ATMEGA64L-8AU is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Microcontroller Architecture: AVR
• CPU Speed: 8 MHz
• Program Memory Size: 64KB
• RAM Size: 2KB
• Number of I/O Pins: 32
• ADC Channels: 8
• ADC Resolution: 10-bit
• Communication Interfaces: UART, SPI, I2C
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of ATMEGA64L-8AU is as follows:

1. PA0 - Analog Input 0
2. PA1 - Analog Input 1
3. PA2 - Analog Input 2
4. PA3 - Analog Input 3
5. PA4 - Analog Input 4
6. PA5 - Analog Input 5
7. PA6 - Analog Input 6
8. PA7 - Analog Input 7
9. VCC - Power Supply (+)
10. GND - Ground (-)
11. XTAL1 - Crystal Oscillator Input
12. XTAL2 - Crystal Oscillator Output
13. RESET - Reset Pin
14. VCC - Power Supply (+)
15. GND - Ground (-)
16. PORTB0 - General Purpose I/O
17. PORTB1 - General Purpose I/O
18. PORTB2 - General Purpose I/O
19. PORTB3 - General Purpose I/O
20. PORTB4 - General Purpose I/O
21. PORTB5 - General Purpose I/O
22. PORTB6 - General Purpose I/O
23. PORTB7 - General Purpose I/O
24. VCC - Power Supply (+)
25. GND - Ground (-)
26. AVCC - Analog Power Supply
27. AREF - Analog Reference Voltage
28. GND - Ground (-)
29. ADC0 - Analog-to-Digital Converter Channel 0
30. ADC1 - Analog-to-Digital Converter Channel 1
31. ADC2 - Analog-to-Digital Converter Channel 2
32. ADC3 - Analog-to-Digital Converter Channel 3

Functional Features

• Low-power consumption for energy-efficient applications
• High-performance processing capabilities
• Ample program memory and RAM for storing and executing code
• Versatile I/O lines for interfacing with external devices
• Precise analog-to-digital conversion with the 10-bit ADC
• Multiple communication interfaces for data exchange
• Wide operating voltage range for flexibility in power supply

Advantages and Disadvantages

Advantages

• Low-power consumption makes it suitable for battery-powered devices
• High-performance processing capabilities enable efficient execution of tasks
• Ample program memory and RAM provide sufficient storage capacity
• Versatile I/O lines allow for flexible interfacing with external components
• Precise analog-to-digital conversion ensures accurate measurement of analog signals
• Multiple communication interfaces facilitate seamless data exchange
• Wide operating voltage range offers flexibility in power supply options

Disadvantages

• Limited program memory size compared to higher-end microcontrollers
• Limited RAM size may restrict the complexity of applications
• Lack of advanced features found in more specialized microcontrollers

Working Principles

ATMEGA64L-8AU operates based on the AVR architecture, which utilizes a Harvard architecture with separate program and data memories. It executes instructions fetched from the Flash memory and stores data in the SRAM. The microcontroller interacts with external devices through its I/O pins and communicates using various protocols supported by its communication interfaces.

Detailed Application Field Plans

ATMEGA64L-8AU finds applications in various fields, including but not limited to: - Home automation systems - Industrial control systems - Consumer electronics -