ATTINY28L-4PI

Product Overview

Category

The ATTINY28L-4PI 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
• Small form factor
• Versatile functionality

Package

The ATTINY28L-4PI is available in a compact package, making it suitable for space-constrained applications.

Essence

The essence of this microcontroller lies in its ability to provide efficient control and processing capabilities in a small and low-power package.

Packaging/Quantity

The ATTINY28L-4PI is typically packaged in reels or tubes, with varying quantities depending on the manufacturer's specifications.

Specifications

• Microcontroller architecture: AVR
• Operating voltage: 2.7V - 5.5V
• Flash memory: 2KB
• RAM: 128 bytes
• EEPROM: 128 bytes
• Clock speed: Up to 4MHz
• Digital I/O pins: 20
• Analog input channels: 8
• Communication interfaces: SPI, I2C, UART

Detailed Pin Configuration

The ATTINY28L-4PI 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. RESET (Reset input)
4. XTAL1 (External oscillator input)
5. XTAL2 (External oscillator output)
6. ADC0 (Analog input 0)
7. ADC1 (Analog input 1)
8. ADC2 (Analog input 2)
9. ADC3 (Analog input 3)
10. ADC4 (Analog input 4)
11. ADC5 (Analog input 5)
12. ADC6 (Analog input 6)
13. ADC7 (Analog input 7)
14. AREF (Analog reference voltage)
15. SDA (I2C data line)
16. SCL (I2C clock line)
17. MOSI (SPI master out, slave in)
18. MISO (SPI master in, slave out)
19. SCK (SPI clock)
20. TXD (UART transmit data)

Functional Features

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

1. Low power consumption: The microcontroller is designed to operate efficiently with minimal power requirements, making it suitable for battery-powered devices.
2. High performance: Despite its small size, the ATTINY28L-4PI delivers impressive processing capabilities, enabling complex tasks to be executed swiftly.
3. Versatile functionality: With support for various communication interfaces and a range of analog inputs, this microcontroller can be utilized in diverse applications.

Advantages and Disadvantages

Advantages

• Compact size allows for integration into space-constrained designs.
• Low power consumption extends battery life in portable devices.
• Versatile functionality enables a wide range of applications.
• High-performance processing capabilities ensure efficient execution of tasks.

Disadvantages

• Limited memory capacity may restrict the complexity of programs that can be implemented.
• Relatively low clock speed compared to some other microcontrollers may impact performance in certain applications.

Working Principles

The ATTINY28L-4PI operates based on the AVR microcontroller architecture. It executes instructions stored in its flash memory, processes data from various sources, and controls connected devices through its I/O pins. The microcontroller's clock speed determines the rate at which instructions are executed.

Detailed Application Field Plans

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

1. Home automation systems: Controlling and monitoring devices such as lighting, temperature, and security systems.
2. Consumer electronics: Power management, user interface control, and data processing in devices like remote controls and smart appliances.
3. Industrial automation: Control and monitoring of machinery, sensors, and actuators in manufacturing processes.
4. Internet of Things (IoT): Enabling connectivity and data processing in IoT devices for home and industrial applications.

Detailed and Complete Alternative Models

1. ATTINY25-20PU: Similar to ATTINY28L-4PI but with a smaller flash memory capacity of 2KB.
2. ATTINY45-20SU: Offers the same functionality as ATTINY28L-4PI but with additional I/O pins and a higher clock speed.
3. ATTINY2313A-PU: Provides more program memory and I/O pins compared to ATTINY28L-4PI, suitable for more complex applications.

These alternative models offer similar features and can be considered based on specific project requirements.

In conclusion, the ATTINY28L-4PI microcontroller