
AVR Microcontroller
ATtiny Series AVR
The ATtiny Series AVR is a family of low-power, 8-bit microcontrollers based on the advanced RISC architecture. These compact controllers are ideal for embedded applications requiring small form factor and efficient performance.
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About ATtiny Series AVR
The ATtiny Series AVR microcontrollers, developed by Microchip (formerly Atmel), are a subfamily of the popular 8-bit AVR microcontrollers. They are designed for low-power consumption and high performance, featuring a reduced instruction set computing (RISC) architecture that executes most instructions in a single clock cycle. These microcontrollers are perfect for space-constrained applications due to their small pin count and compact packaging. Key features include programmable memory options (from 1KB to 8KB), multiple PWM channels, and built-in peripherals like timers and serial communication interfaces (I2C, SPI). Common applications include DIY electronics, IoT devices, sensor interfaces, and small automation systems. Choosing ATtiny means getting a reliable, cost-effective solution with extensive community support and compatibility with the Arduino ecosystem through programming adapters.
Technical Specifications
| Architecture | 8-bit AVR RISC |
|---|---|
| Operating Voltage | 1.8V - 5.5V (varies by model) |
| Clock Speed | Up to 20 MHz |
| Flash Memory | 1KB to 8KB (model dependent) |
| SRAM | 128B to 512B |
| EEPROM | 128B to 512B |
| I/O Pins | 6 to 14 pins (model dependent) |
| PWM Channels | 2 to 4 channels |
| ADC Channels | 4 to 8 channels (10-bit resolution) |
| Serial Interfaces | I2C, SPI |
| Operating Temperature | -40°C to +85°C |
| Package Types | SOIC, DIP, TSSOP |
| Dimensions | Varies by package (e.g., SOIC-8: 5x4mm) |
Alternative Components
ATmega328P
ATtiny84
ATtiny1614
PIC16F877A





