The Arduino UNO DIP R3 is a classic and highly popular development board based on the ATmega328P microcontroller in DIP (Dual In-Line Package) form. Unlike the SMD version, the DIP chip is removable, making it ideal for learning, chip replacement, and standalone microcontroller projects. It is fully compatible with the Arduino IDE and the extensive ecosystem provided by Arduino. This board is widely used in education, hobby electronics, and rapid prototyping due to its simplicity, reliability, and massive community support. If you want flexibility and repairability, this is the version you should be selling. Key Features ATmega328P microcontroller (DIP – removable) Operating Voltage: 5V Recommended Input Voltage: 7–12V 14 Digital I/O Pins (6 PWM) 6 Analog Input Pins 16 MHz Crystal Oscillator USB interface for programming & power Reset button and ICSP header Compatible with Arduino shields and IDE Parameter Value Microcontroller ATmega328P (DIP) Architecture AVR Flash Memory 32 KB (0.5 KB used by bootloader) SRAM 2 KB EEPROM 1 KB Digital I/O Pins 14 PWM Pins 6 Analog Inputs 6 Clock Speed 16 MHz USB-Serial IC ATmega16U2 Board Version R3
