SMD UNO R3 ATmega328P Micro. w/ USB Cable & 2.54mm Straight Pin Header

This version is optimized on the UNO R3 development board.It not only ensures that it is completely consistent and compatible with the original version, but also facilitates everyone's use. Output voltage: 3.3V 、 5V Power Supply Using a high-speed microprocessor controller (ATmega328P)and compatible driver (CH340G) chip, the development interface and environment are very simple and easy to understand, making it ideal for beginners to learn Completely solve the incompatibility and instability of traditional UNO boards on win7 and win8 systems. A pin header is added to facilitate the use of DuPont lines. Specifications: Operating Voltage: 5VInput Voltage (recommended): 7-12VInput Voltage (limits): 6-20VDigital IO Pins: 4 (of which 6 provide PWM output)Analog Input Pins: 6DC Current per IO Pin: 40mADC Current for 3.3V Pin: 50mAFlash Memory: 32 KB of which 0.5 KB used by bootloaderSRAM: 2 KBClock Speed: 16 MHz