ATMEGA48A-PU

Product Overview

Category

ATMEGA48A-PU 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, high-performance 8-bit AVR microcontroller.
• Offers a wide range of features suitable for many applications.
• Provides a combination of advanced RISC architecture and on-chip flash memory.

Package

ATMEGA48A-PU comes in a 28-pin DIP (Dual Inline Package) format.

Essence

The essence of ATMEGA48A-PU lies in its ability to provide efficient processing and control capabilities within a compact package.

Packaging/Quantity

ATMEGA48A-PU is typically packaged individually and is available in various quantities depending on the supplier.

Specifications

• Microcontroller Architecture: AVR
• Flash Memory: 4KB
• SRAM: 512 bytes
• EEPROM: 256 bytes
• Operating Voltage: 2.7V - 5.5V
• Digital I/O Pins: 23
• Analog Input Pins: 6
• PWM Channels: 6
• ADC Resolution: 10-bit
• Clock Speed: Up to 20MHz
• Communication Interfaces: UART, SPI, I2C

Detailed Pin Configuration

1. PCINT5/RESET
2. PD0/RXD
3. PD1/TXD
4. PD2/INT0
5. PD3/INT1
6. PD4/XCK/T0
7. VCC
8. GND
9. XTAL1/CLKI
10. XTAL2/CLKO
11. PD5/T1
12. PD6/AIN0
13. PD7/AIN1
14. PB0/ICP1
15. PB1/OC1A
16. PB2/SS/OC1B
17. PB3/MOSI/OC2
18. PB4/MISO
19. PB5/SCK
20. AVCC
21. AREF
22. GND
23. PC0/ADC0
24. PC1/ADC1
25. PC2/ADC2
26. PC3/ADC3
27. PC4/ADC4/SDA
28. PC5/ADC5/SCL

Functional Features

• High-performance, low-power AVR architecture.
• Advanced RISC (Reduced Instruction Set Computer) design.
• In-system programmable flash memory.
• EEPROM and SRAM for data storage.
• Multiple communication interfaces for connectivity.
• Analog-to-Digital Converter (ADC) for sensor interfacing.
• Pulse Width Modulation (PWM) for precise control of output signals.
• Interrupt handling for real-time event-driven applications.

Advantages and Disadvantages

Advantages

• Efficient processing capabilities.
• Low power consumption.
• Compact package size.
• Wide range of communication interfaces.
• In-system programmability.

Disadvantages

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

Working Principles

ATMEGA48A-PU operates based on the AVR architecture, which utilizes a reduced instruction set to achieve high performance with low power consumption. It executes instructions stored in its flash memory, processes data using its registers and ALU (Arithmetic Logic Unit), and communicates with external devices through various interfaces. The microcontroller can be programmed using an ISP (In-System Programmer) or a bootloader.

Detailed Application Field Plans

ATMEGA48A-PU finds applications in a wide range of fields, including but not limited to: - Home automation systems - Industrial control systems - Robotics - Automotive electronics - Consumer electronics - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ATMEGA48A-PU are: - ATMEGA88A-PU - ATMEGA168A-PU - ATMEGA328P-PU

These models provide increased flash memory, more I/O pins, and additional features while maintaining compatibility with the AVR architecture.

In conclusion, ATMEGA48A-PU is a versatile microcontroller that offers efficient processing capabilities within a compact package. Its wide range of features and interfaces make it suitable for various electronic applications. While it has some limitations in terms of memory and I/O pins, alternative models can be considered for projects requiring higher specifications.