ATTINY28L-4MU

Product Overview

Category

The ATTINY28L-4MU belongs to the category of microcontrollers.

Use

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

Characteristics

• Low-power consumption
• High-performance
• Compact size
• Versatile functionality

Package

The ATTINY28L-4MU is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of the ATTINY28L-4MU lies in its ability to provide efficient control and processing capabilities in a compact and low-power design.

Packaging/Quantity

The microcontroller is typically packaged in reels or tubes, with varying quantities depending on the manufacturer's specifications.

Specifications

• Microcontroller architecture: AVR
• CPU speed: 4 MHz
• Flash memory: 2 KB
• RAM: 128 bytes
• EEPROM: 128 bytes
• Operating voltage: 1.8V - 5.5V
• Digital I/O pins: 20
• Analog input channels: 8
• Communication interfaces: SPI, I2C, UART

Detailed Pin Configuration

The ATTINY28L-4MU features a total of 20 pins, each serving a specific purpose. The pin configuration is as follows:

1. VCC (Power supply)
2. GND (Ground)
3. Port B0
4. Port B1
5. Port B2
6. Port B3
7. Port B4
8. Port B5
9. Reset
10. Port A7
11. Port A6
12. Port A5
13. Port A4
14. Port A3
15. Port A2
16. Port A1
17. Port A0
18. AVCC (Analog power supply)
19. AREF (Analog reference voltage)
20. GND (Ground)

Functional Features

The ATTINY28L-4MU offers several functional features that enhance its usability and performance:

• Low-power sleep modes for energy efficiency
• Timers and counters for precise timing operations
• Analog-to-digital converter (ADC) for analog signal processing
• PWM (Pulse Width Modulation) for controlling motor speed or LED brightness
• Interrupt handling for real-time event response
• Serial communication interfaces for data exchange with other devices

Advantages and Disadvantages

Advantages

• Compact size allows for integration into small-scale applications
• Low-power consumption extends battery life in portable devices
• Versatile functionality enables a wide range of applications
• Cost-effective solution for embedded systems

Disadvantages

• Limited memory capacity may restrict the complexity of applications
• Lower clock speed compared to higher-end microcontrollers
• Lack of built-in peripherals may require additional external components for certain applications

Working Principles

The ATTINY28L-4MU operates based on the AVR architecture, utilizing a combination of hardware and software instructions to execute tasks. It follows a fetch-decode-execute cycle, where instructions are fetched from memory, decoded, and then executed by the CPU. The microcontroller interacts with external devices through its I/O pins and communication interfaces.

Detailed Application Field Plans

The ATTINY28L-4MU finds application in various fields, including but not limited to:

1. Home automation systems
2. Industrial control systems
3. Internet of Things (IoT) devices
4. Consumer electronics
5. Automotive electronics
6. Medical devices
7. Robotics

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the ATTINY28L-4MU. Some notable alternatives include:

1. ATTINY85
2. ATTINY2313A
3. ATMEGA328P
4. PIC16F877A
5. STM32F103C8T6

These alternative models provide different specifications and features, allowing developers to choose the most suitable microcontroller for their specific application requirements.

In conclusion, the ATTINY28L-4MU is a versatile microcontroller with low-power consumption and high-performance capabilities. Its compact size and functional features make it an ideal choice for various electronic applications. While it has certain limitations, it offers a cost-effective solution for embedded systems.