{"product_id":"arduino-uno-r3-smd-surface-mount-atmega328p-clone","title":"Arduino Uno R3 SMD (Clone)","description":"\u003ch2\u003eArduino Uno R3 SMD – ATmega328P Surface-Mount, CH340G USB | Full Shield \u0026amp; Library Compatibility, 16MHz, 32KB Flash\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eArduino Uno R3 SMD\u003c\/strong\u003e is the surface-mount edition of the world's most popular microcontroller board, featuring the \u003cstrong\u003eATmega328P soldered directly to the PCB\u003c\/strong\u003e (SMD) rather than in a removable DIP socket, paired with a \u003cstrong\u003eCH340G USB-to-serial interface\u003c\/strong\u003e. It retains \u003cstrong\u003e100% compatibility with the Arduino ecosystem\u003c\/strong\u003e — every shield, library, and sketch that works on the standard Uno R3 works here — while delivering a more compact, vibration-resistant build suited for permanent installations. Runs at \u003cstrong\u003e16MHz\u003c\/strong\u003e with \u003cstrong\u003e32KB flash, 2KB SRAM, 1KB EEPROM\u003c\/strong\u003e, \u003cstrong\u003e14 digital I\/O pins (6 PWM)\u003c\/strong\u003e, and \u003cstrong\u003e6 analog inputs\u003c\/strong\u003e on a \u003cstrong\u003e68.6 × 53.4mm\u003c\/strong\u003e board powered via USB or 7–12V DC jack.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eATmega328P SMD\u003c\/strong\u003e – controller soldered directly for improved vibration resistance and a cleaner board profile\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCH340G USB interface\u003c\/strong\u003e – plug-and-play USB programming on Linux, Windows, and macOS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Arduino Uno R3 compatibility\u003c\/strong\u003e – every shield, library, and sketch works without modification\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e14 digital I\/O pins, 6 PWM\u003c\/strong\u003e – drive motors, servos, LEDs, relays, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6 analog inputs\u003c\/strong\u003e – 10-bit ADC for sensors, potentiometers, and analog signal reading\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e32KB flash \/ 2KB SRAM \/ 1KB EEPROM\u003c\/strong\u003e – ample memory for complex sketches and data logging\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual power input\u003c\/strong\u003e – USB (5V) or DC barrel jack (7–12V) with onboard regulation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e-40°C to 90°C operating range\u003c\/strong\u003e – suitable for both indoor and outdoor embedded deployments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrototyping microcontroller projects with the full Arduino shield ecosystem\u003c\/li\u003e\n  \u003cli\u003eEducational coding, electronics labs, and STEM curricula\u003c\/li\u003e\n  \u003cli\u003eSensor integration, data logging, and control systems\u003c\/li\u003e\n  \u003cli\u003eRobotics, autonomous vehicles, and embedded motor control\u003c\/li\u003e\n  \u003cli\u003eIoT experimentation and home automation prototypes\u003c\/li\u003e\n  \u003cli\u003ePermanent installations where a soldered MCU improves reliability over DIP\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:2px solid #2e2e2e;font-weight:700;color:#BAFF02;word-wrap:break-word;width:30%;\"\u003eFeature\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:2px solid #2e2e2e;font-weight:700;color:#BAFF02;word-wrap:break-word;\"\u003eSpecification\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eMicrocontroller\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003eATmega328P (SMD)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eUSB Interface\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003eCH340G\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eClock Speed\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e16 MHz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eFlash Memory\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e32KB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eSRAM\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e2KB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eEEPROM\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e1KB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eOperating Voltage\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e5V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eInput Voltage\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e7–12V (recommended), 6–20V (limit)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eDigital I\/O Pins\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e14 (6 with PWM output)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eAnalog Input Pins\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e6\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eDC Current per I\/O Pin\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e40mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eDC Current (3.3V Pin)\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e50mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eConnectivity\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003eUSB Type-B, DC barrel jack, ICSP header, reset button\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eOnboard LEDs\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003ePower (ON\/OFF), L (pin 13), TX, RX\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eOperating Temperature\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e-40°C to 90°C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003ePCB Dimensions\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e68.6 × 53.4mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;font-weight:600;\"\u003eWeight\u003c\/td\u003e\n      \u003ctd style=\"padding:10px 12px;border-bottom:1px solid #2e2e2e;vertical-align:top;word-wrap:break-word;\"\u003e~25g\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino Uno R3 SMD Board × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"font-size:13px;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Unlike the standard DIP version, the SMD microcontroller is soldered directly to the board and cannot be removed or replaced. Functionally identical to the DIP Uno R3 in terms of pins, features, and shield compatibility. USB cable and power supply not included.\u003c\/p\u003e\n","brand":"EdgeTech Robotics","offers":[{"title":"Default Title","offer_id":43062542401641,"sku":"ARD-017","price":436.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/4229\/5401\/files\/RS033-1.webp?v=1774523628","url":"https:\/\/edgetechrobotics.com\/products\/arduino-uno-r3-smd-surface-mount-atmega328p-clone","provider":"EdgeTech Robotics","version":"1.0","type":"link"}