ATTINY84A-MFR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, IoT devices, and low-power applications
• Characteristics:
  • Low power consumption
  • High performance
  • Small form factor
  • Wide operating voltage range
• Package: QFN (Quad Flat No-leads)
• Essence: A versatile microcontroller with advanced features
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Architecture: AVR
• Flash Memory: 8KB
• RAM: 512 bytes
• EEPROM: 512 bytes
• Operating Voltage: 1.8V to 5.5V
• Digital I/O Pins: 12
• Analog Input Pins: 8
• PWM Channels: 4
• Communication Interfaces: SPI, I2C, UART
• Clock Speed: Up to 20MHz
• Power Consumption:
  • Active Mode: 0.3mA at 1MHz, 1.8V
  • Power-down Mode: 0.1µA at 1.8V

Detailed Pin Configuration

The ATTINY84A-MFR has a total of 14 pins, which are assigned specific functions as follows:

• Pin 1: Reset (RESET)
• Pins 2 to 9: Digital I/O and Analog Input Pins (PB0 to PB7)
• Pin 10: Ground (GND)
• Pin 11: Digital I/O and PWM (OC1A) (PA0)
• Pin 12: Digital I/O and PWM (OC1B) (PA1)
• Pin 13: Digital I/O (PA2)
• Pin 14: VCC (Power Supply)

Functional Features

• High-performance RISC architecture
• Advanced instruction set for efficient execution
• Multiple communication interfaces for data transfer
• Flexible I/O pins for versatile connectivity
• Built-in analog-to-digital converter (ADC)
• Timer/Counter modules for precise timing operations
• PWM channels for controlling analog outputs
• Sleep modes for low-power operation

Advantages and Disadvantages

Advantages

• Low power consumption enables battery-powered applications
• Compact size allows integration into small devices
• Wide operating voltage range provides flexibility in power supply options
• Versatile I/O pins support various peripheral connections
• High-performance architecture ensures efficient execution of tasks

Disadvantages

• Limited amount of flash memory and RAM compared to higher-end microcontrollers
• Lack of built-in hardware peripherals, requiring external components for certain functions

Working Principles

The ATTINY84A-MFR operates based on the AVR architecture, utilizing a RISC (Reduced Instruction Set Computer) design. It executes instructions stored in its flash memory, interacting with connected peripherals through its I/O pins and communication interfaces. The microcontroller can be programmed using various development tools and programming languages, allowing customization of its functionality.

Detailed Application Field Plans

The ATTINY84A-MFR finds applications in various fields, including:

1. Internet of Things (IoT) Devices:

   • Smart home automation systems
   • Environmental monitoring sensors
   • Wearable devices

2. Embedded Systems:

   • Industrial control systems
   • Robotics and automation
   • Medical devices

3. Low-Power Applications:

   • Battery-powered devices
   • Energy-efficient appliances
   • Portable electronics

Detailed and Complete Alternative Models

• ATTINY85-MU: Similar specifications and package, but with 5 digital I/O pins instead of 12.
• ATTINY88-AU: Higher flash memory and RAM capacity, suitable for more complex applications.
• ATMEGA328P-PU: More powerful microcontroller with greater I/O capabilities, commonly used in Arduino boards.

These alternative models offer varying features and capabilities to suit different project requirements.

In conclusion, the ATTINY84A-MFR is a versatile microcontroller suitable for embedded systems, IoT devices, and low-power applications. Its compact size, low power consumption, and wide operating voltage range make it an ideal choice for various projects. With its advanced features and flexible I/O pins, it provides developers with a powerful tool for designing innovative solutions.