ATTINY28L-4AU

Product Overview

Category

The ATTINY28L-4AU 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
• Integrated memory and peripherals

Package

The ATTINY28L-4AU is available in a compact surface mount package.

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-4AU is typically packaged in reels or trays, with varying quantities depending on the supplier.

Specifications

• Microcontroller architecture: AVR
• Operating voltage: 1.8V - 5.5V
• Clock frequency: Up to 4 MHz
• Flash memory: 2 KB
• RAM: 128 bytes
• EEPROM: 128 bytes
• I/O pins: 20
• Communication interfaces: SPI, UART, I2C
• Timers/counters: 2
• Analog-to-digital converter (ADC): 10-bit, 8 channels

Detailed Pin Configuration

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

1. VCC - Power supply voltage
2. GND - Ground
3. RESET - Reset input
4. XTAL1 - Crystal oscillator input
5. XTAL2 - Crystal oscillator output
6. ADC0 - Analog input channel 0
7. ADC1 - Analog input channel 1
8. ADC2 - Analog input channel 2
9. ADC3 - Analog input channel 3
10. ADC4 - Analog input channel 4
11. ADC5 - Analog input channel 5
12. ADC6 - Analog input channel 6
13. ADC7 - Analog input channel 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

• Low power consumption allows for extended battery life in portable devices.
• High-performance microcontroller capable of handling complex tasks.
• Integrated memory and peripherals reduce the need for external components.
• Wide operating voltage range enables compatibility with various power sources.

Advantages and Disadvantages

Advantages

• Small form factor makes it suitable for space-constrained applications.
• Low power consumption extends battery life.
• Integrated memory and peripherals simplify circuit design.
• Wide operating voltage range enhances versatility.

Disadvantages

• Limited flash memory and RAM may restrict the complexity of applications.
• Clock frequency limitation may impact performance in demanding tasks.

Working Principles

The ATTINY28L-4AU operates based on the AVR architecture. It executes instructions stored in its flash memory to perform various tasks. The microcontroller communicates with external devices through its communication interfaces such as SPI, UART, and I2C. It can read analog signals using its built-in ADC and process them accordingly. The microcontroller's pins are configured to interface with other electronic components, enabling control and data exchange.

Detailed Application Field Plans

The ATTINY28L-4AU finds applications in a wide range of fields, including but not limited to: - Consumer electronics - Industrial automation - Internet of Things (IoT) devices - Medical devices - Automotive systems

Detailed and Complete Alternative Models

• ATTINY25
• ATTINY45
• ATTINY85
• ATTINY24
• ATTINY44
• ATTINY84

These alternative models offer similar functionality and are compatible with the ATTINY28L-4AU, providing options for different project requirements.

In conclusion, the ATTINY28L-4AU is a versatile microcontroller that combines low power consumption, high performance, and integrated peripherals. Its compact size and wide operating voltage range make it suitable for various applications in consumer electronics, industrial automation, IoT devices, medical devices, and automotive systems. While it has limitations in terms of memory and clock frequency, there are alternative models available to cater to different project needs.