This high performance, low power AVR® 8-bit microcontroller (ATMEGA168-20PU) is programed with the Arduino boot loader for a quick interface from a microcontroller project to the Arduino IDE!

If your project needs more RAM/Flash/etc., try the ATMega328.

Specifications

• 8-Bit Core
• 20MHz
• 16KB (16K x 8) Flash Program Memory
• 512 × 8 EEPROM Configuration
• 1K x 8 RAM Configuration
• 2.7 V ~ 5.5 V Supply Voltage
• 23 Digital I/O Pins
• 8×10b A/D Converters
• I²C, SPI, UART/USART Hardware Protocols
• 28-DIP (Dual Inline Package)

Resources

• Datasheet