ATTINY28L-4MI

Product Overview

Category

The ATTINY28L-4MI 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-4MI is available in a compact package, suitable for surface mount technology (SMT) applications.

Essence

The essence of the ATTINY28L-4MI lies in its ability to provide efficient control and processing capabilities in a small and low-power package.

Packaging/Quantity

The ATTINY28L-4MI is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Microcontroller architecture: AVR
• Operating voltage: 1.8V - 5.5V
• Clock frequency: Up to 4 MHz
• Flash memory: 2KB
• RAM: 128 bytes
• EEPROM: 128 bytes
• I/O pins: 20
• Timers/counters: 2
• Communication interfaces: SPI, UART, I2C
• ADC channels: 8-bit, 8 channels
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

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

1. VCC
2. PA0 / ADC0
3. PA1 / ADC1
4. PA2 / ADC2
5. PA3 / ADC3
6. PA4 / ADC4
7. PA5 / ADC5
8. PA6 / ADC6
9. PA7 / ADC7
10. GND
11. XTAL1
12. XTAL2
13. RESET
14. PB0 / SCK
15. PB1 / MISO
16. PB2 / MOSI
17. PB3 / SS
18. PB4 / SDA
19. PB5 / SCL
20. GND

Functional Features

The ATTINY28L-4MI offers several functional features that make it a versatile microcontroller for various applications:

• Low power consumption: The microcontroller is designed to operate efficiently with minimal power requirements, making it suitable for battery-powered devices.
• High performance: Despite its small size, the ATTINY28L-4MI delivers high processing capabilities, enabling complex tasks to be executed quickly and accurately.
• Communication interfaces: The microcontroller supports multiple communication interfaces such as SPI, UART, and I2C, allowing seamless integration with other devices and systems.
• Analog-to-digital conversion: With 8-bit resolution and 8 channels, the built-in ADC enables precise measurement and conversion of analog signals.
• Timers/counters: The two timers/counters provide accurate timing and counting functionalities, essential for time-sensitive applications.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited memory capacity may restrict the complexity of certain applications.
• Lack of external memory interface limits storage options for large datasets.
• Restricted operating voltage range may not be suitable for all power supply configurations.

Working Principles

The ATTINY28L-4MI operates based on the AVR microcontroller architecture. It executes instructions stored in its flash memory, processes data from various input sources, and controls output devices accordingly. The microcontroller's internal clock generates timing signals for synchronization, ensuring accurate execution of tasks.

Detailed Application Field Plans

The ATTINY28L-4MI finds applications in various fields, including but not limited to:

1. Home automation systems: Controlling and monitoring household appliances and security systems.
2. Industrial automation: Controlling machinery and processes in manufacturing environments.
3. Internet of Things (IoT) devices: Enabling connectivity and control in smart devices.
4. Consumer electronics: Power management, user interface control, and data processing in electronic devices.
5. Automotive electronics: Control modules for vehicle systems such as lighting, climate control, and engine management.

Detailed and Complete Alternative Models

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

1. ATTINY25-20PU
2. ATTINY45-20SU
3. ATTINY85-20PU
4. ATTINY2313-20PU

These alternative models provide varying memory capacities, pin configurations, and operating voltage ranges, allowing designers to choose the most suitable option for