Microchip Technology
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
ATTINY85-20PI
Ver Detalle Hojas de datos

ATTINY85-20PI

Product Overview

Category

The ATTINY85-20PI belongs to the category of microcontrollers.

Use

It is commonly used for various embedded systems and electronic projects that require a compact and low-power microcontroller.

Characteristics

  • Low power consumption
  • Small form factor
  • High performance
  • Versatile functionality

Package

The ATTINY85-20PI comes in a 8-pin DIP (Dual Inline Package) format.

Essence

This microcontroller is designed to provide a cost-effective solution for applications that require limited resources but still demand high performance.

Packaging/Quantity

The ATTINY85-20PI is typically packaged in tubes or trays, with quantities varying depending on the supplier.

Specifications

  • Microcontroller architecture: AVR
  • Operating voltage: 2.7V - 5.5V
  • Flash memory: 8KB
  • RAM: 512 bytes
  • EEPROM: 512 bytes
  • Clock speed: 20MHz
  • Digital I/O pins: 6
  • Analog input pins: 4
  • PWM channels: 3
  • Communication interfaces: SPI, I2C, UART

Detailed Pin Configuration

  1. PB5 (RESET)
  2. PB3 (PWM, INT0)
  3. PB4 (PWM)
  4. GND
  5. PB0 (ADC)
  6. PB1 (ADC)
  7. PB2 (ADC)
  8. VCC

Functional Features

  • Low power consumption allows for battery-powered applications.
  • High-performance AVR architecture enables efficient execution of tasks.
  • Multiple communication interfaces facilitate connectivity with other devices.
  • Flexible I/O pins provide versatility for various applications.
  • On-chip analog-to-digital converter (ADC) enables analog signal processing.

Advantages and Disadvantages

Advantages

  • Compact size and low power consumption make it suitable for portable and battery-powered devices.
  • Versatile functionality allows for a wide range of applications.
  • Cost-effective solution for projects with limited resource requirements.

Disadvantages

  • Limited memory capacity compared to higher-end microcontrollers.
  • Limited number of I/O pins may restrict the complexity of certain projects.

Working Principles

The ATTINY85-20PI operates based on the AVR architecture, utilizing a combination of hardware and software to execute instructions. It follows a Von Neumann architecture, where program instructions and data are stored in the same memory space. The microcontroller fetches instructions from memory, decodes them, and executes the corresponding operations.

Detailed Application Field Plans

The ATTINY85-20PI finds applications in various fields, including but not limited to: - Home automation systems - Wearable devices - Sensor networks - Internet of Things (IoT) devices - Robotics - Consumer electronics

Detailed and Complete Alternative Models

  • ATTINY25-20PU: Similar specifications but with reduced flash memory (2KB).
  • ATTINY45-20SU: Similar specifications but with additional I/O pins (8).
  • ATTINY2313A-PU: Higher memory capacity (2KB flash, 128 bytes EEPROM) and more I/O pins (20).

These alternative models provide options with varying capabilities to suit different project requirements.

In conclusion, the ATTINY85-20PI is a versatile microcontroller that offers a cost-effective solution for applications requiring compact size and low power consumption. With its high performance and flexible functionality, it finds applications in diverse fields such as home automation, wearables, and IoT devices. While it has limitations in terms of memory capacity and I/O pins, alternative models with different specifications are available to cater to specific project needs.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ATTINY85-20PI en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ATTINY85-20PI in technical solutions:

  1. Q: What is ATTINY85-20PI? A: ATTINY85-20PI is a microcontroller from the AVR family, manufactured by Atmel. It has 8KB of flash memory, 512 bytes of EEPROM, and operates at a clock frequency of 20MHz.

  2. Q: What are the main features of ATTINY85-20PI? A: The main features of ATTINY85-20PI include 6 I/O pins, 4-channel 10-bit ADC, 8-bit timer/counter, SPI and I2C interfaces, and low power consumption.

  3. Q: How can ATTINY85-20PI be used in technical solutions? A: ATTINY85-20PI can be used in various applications such as embedded systems, IoT devices, robotics, sensor interfacing, and low-power projects.

  4. Q: What programming language is used for ATTINY85-20PI? A: ATTINY85-20PI can be programmed using the Arduino IDE, which supports C/C++ programming language.

  5. Q: Can ATTINY85-20PI be used with other microcontrollers or development boards? A: Yes, ATTINY85-20PI can be used with other microcontrollers or development boards through serial communication protocols like SPI or I2C.

  6. Q: What is the maximum voltage that ATTINY85-20PI can handle? A: ATTINY85-20PI can handle a maximum voltage of 5.5V.

  7. Q: How much current can each I/O pin of ATTINY85-20PI source or sink? A: Each I/O pin of ATTINY85-20PI can source or sink up to 20mA of current.

  8. Q: Can ATTINY85-20PI be powered by batteries? A: Yes, ATTINY85-20PI can be powered by batteries as it has low power consumption and supports a wide range of supply voltages (1.8V - 5.5V).

  9. Q: Is ATTINY85-20PI suitable for real-time applications? A: ATTINY85-20PI is not typically recommended for real-time applications that require precise timing due to its limited processing power and lack of hardware peripherals.

  10. Q: Are there any limitations or considerations when using ATTINY85-20PI? A: Some limitations include limited flash memory and RAM, fewer I/O pins compared to larger microcontrollers, and the need for external components for certain functionalities like USB communication.

Please note that these answers are general and may vary depending on specific use cases and requirements.