Arduino Spec

DFRobot DFRduino UNO

Microcontroller ATmega328 Operating Voltage 5V Input Voltage (recommended) 7-12V Input Voltage (limits) 6-20V Digital I/O Pins 14 (of which 6 provide PWM output) Analog Input Pins 6 DC Current per I/O Pin 40 mA DC Current for 3.3V Pin 50 mA Flash Memory 32 KB of which 2KB used by bootloader SRAM 2 KB EEPROM 1 KB Clock Speed 16 MHz

Specification

Size:75x54x15 mm Weight:45 gram

Arduino UNO

Features: ATmega328 microcontroller Input voltage - 7-12V 14 Digital I/O Pins (6 PWM outputs) 6 Analog Inputs 32k Flash Memory 16Mhz Clock Speed