ATtiny85 - AVR 8 Pin 20MHz 8K

Overview

Experience the power of a full-featured AVR microcontroller in a tiny 8-pin package. The ATtiny85 is a compact, high-performance 8-bit MCU that packs 8KB of flash memory, 512 bytes of EEPROM, and 512 bytes of SRAM into a small form factor. Running at up to 20MHz, it's the perfect brain for small, standalone projects where space and power are at a premium. Whether you're a hobbyist, student, or professional engineer, the ATtiny85 offers versatility and ease of use for a wide range of applications.

Key Features

• 8-bit AVR RISC Architecture: Efficient processing with most instructions executed in a single clock cycle.
• 8KB In-System Programmable Flash: Plenty of space for your code, even with bootloader support.
• 6 I/O Lines: Enough pins for a variety of sensors, LEDs, and other peripherals.
• 4-Channel 10-bit ADC: Accurate analog-to-digital conversion for sensor readings.
• High-Speed Operation: Runs at up to 20MHz for responsive performance.
• Low Power Consumption: Ideal for battery-powered and energy-efficient projects.
• Wide Voltage Range: Operates from 1.8V to 5.5V, making it compatible with both 3.3V and 5V systems.
• SPI and I2C Support: Communicate with other devices easily.
• Small Package: Available in DIP-8 and SOIC-8 for easy breadboarding and PCB design.

Technical Specifications

• Microcontroller: ATtiny85
• Architecture: AVR RISC
• Operating Voltage: 1.8V - 5.5V
• Flash Memory: 8KB (programmable)
• SRAM: 512 bytes
• EEPROM: 512 bytes
• Clock Speed: Up to 20MHz
• Digital I/O Pins: 6
• Analog Input Pins: 4 (10-bit ADC)
• Interfaces: SPI, I2C (TWI)
• Timers: 2 (8-bit)
• Package: DIP-8 / SOIC-8
• Temperature Range: -40°C to +85°C

Applications & Use Cases

• Wearable Electronics: Small size and low power make it perfect for smart watches, fitness trackers, and medical devices.
• Sensor Nodes: Read analog and digital sensors for IoT and environmental monitoring.
• LED Projects: Create intricate lighting effects with PWM and multiple LEDs.
• Robotics: Control small motors, servos, and actuators in mini robots.
• Automotive: Use as a dedicated controller for car accessories, like window lifts or light sensors.
• Educational Projects: Great for learning embedded programming and electronics.
• Prototyping: Ideal for quick prototypes and proof-of-concept designs.

What's Included

• 1x ATtiny85 Microcontroller (DIP-8 package)

Compatibility

• Programming: Compatible with Arduino IDE (via Arduino as ISP or USBasp), AVR-GCC, and AVR Studio.
• Boards: Can be used on breadboards, perfboards, or custom PCBs.
• Sensors & Modules: Works with most I2C and SPI sensors, as well as analog sensors.
• Logic Levels: Compatible with both 3.3V and 5V systems.

MOKWN Recommendation

For Egyptian makers looking to start with microcontrollers or needing a compact solution for their projects, the ATtiny85 is an excellent choice. It's affordable, easy to program, and versatile enough for a wide range of applications. We recommend pairing it with an Arduino Uno or USBasp programmer for easy flashing. Whether you're building a simple LED blinker or a sophisticated sensor node, the ATtiny85 is a reliable and powerful component to have in your toolkit.