SKU: ARD-00119
Brand: Made in China
Warranty: 3 Days
Model: N/A
৳ 485.04
Category: Arduino & Accessories
The Arduino Uno R3 SMD is one of the most popular open-source microcontroller boards, featuring the ATmega328P chip in a surface-mount (SMD) form. If you're wondering what the Arduino Uno R3 SMD is, it's a programmable platform used to build electronic systems that can sense and control physical devices, just like the standard version, but with the microcontroller soldered directly onto the board.
Arduino Uno R3 SMD and Arduino Uno R3 work the same, but the SMD version has a non-removable chip and usually uses a CH340 USB converter, while the standard version has a removable DIP chip and uses Atmega16U2. It is widely used in educational projects, home automation, robotics, and DIY electronics. In other words, if you're asking what the Arduino Uno R3 SMD is used for or what you can do with it, the answer ranges from blinking an LED to creating a fully functional IoT system.
Using the Arduino Uno R3 SMD is simple. If you're unsure how to use it, just connect the board to your computer via USB, open the Arduino IDE, write a sketch (program), and click “Upload.” That’s exactly how to upload code to the Arduino Uno R3 SMD. For beginners wondering how to program it, the board supports C/C++-based programming and thousands of open-source libraries to help you get started quickly.
You might also ask how to connect the Arduino Uno R3 SMD to a computer. All you need is a standard USB cable; most models use either USB Cable A to B or Micro USB, depending on the USB-to-Serial chip, typically the CH340 in SMD versions.
And if you ever need to reboot the board, how to reset the Arduino Uno R3 SMD is as easy as pressing the small reset button located on the board.
Whether you're a student, hobbyist, or developer, the Arduino Uno R3 SMD is a budget-friendly and reliable choice for learning, prototyping, and building real-world interactive systems.
Feature |
Specification |
---|---|
Microcontroller |
ATmega328P (SMD - ATmega328P-MU) |
USB-to-Serial Converter |
CH340G or ATmega16U2 |
Operating Voltage |
5V |
Input Voltage (recommended) |
7V to 12V |
Input Voltage (limits) |
6V to 20V |
Digital I/O Pins |
14 (6 provide PWM output) |
PWM Digital Pins |
3, 5, 6, 9, 10, 11 |
Analog Input Pins |
6 (A0 to A5) |
DC Current per I/O Pin |
20 mA |
DC Current for 3.3V Pin |
50 mA |
Flash Memory |
32 KB (0.5 KB used by bootloader) |
SRAM |
2 KB |
EEPROM |
1 KB |
Clock Speed |
16 MHz |
USB Connector |
USB Type-B or Micro USB (for CH340 versions) |
Communication Interfaces |
UART, SPI, I2C |
Dimensions |
68.6 mm x 53.4 mm |
Weight |
Approximately 25 grams |
Temperature Range |
-40°C to +85°C |
Feature |
Arduino Uno R3 DIP |
Arduino Uno R3 SMD |
---|---|---|
Microcontroller |
ATmega328P-PU (removable) |
ATmega328P-MU (SMD, soldered) |
USB-to-Serial Converter |
ATmega16U2 |
CH340 |
Microcontroller Replaceable? |
Yes |
No |
Other Features |
Same as SMD version |
Same as DIP version |
Everything else is the same as the Arduino Uno R3 & Arduino Uno R3 Original Version.
The Arduino Uno R3 SMD pinout is the same as the standard UNO board:
Digital Pins: 0–13
Analog Inputs: A0–A5
PWM Outputs: 3, 5, 6, 9, 10, 11
Communication: I2C (A4/A5), SPI (10–13), UART (0/1)
ICSP Header and Reset Button included
Schematic reference available via: Arduino Uno R3 SMD schematic
Driver Installation Note
If your PC doesn’t recognize the board when connected via USB, it likely uses the CH340 chip.
Click here to download CH340 driver (or search: arduino uno r3 smd ch340 driver)
Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, don't hesitate to get in touch with us to determine if further actions may be taken.
Our engineers are available to assist you. If you have any queries, please leave a comment below or call 09678110110 from 09:00 am to 08:00 pm (7 days a week). You can also reach us via Live Chat or Facebook Inbox
4 Reviews
Ratings andReviews (4)
what is ur warranty and replacement policy?
Summary te deya drive ta download korte prothome somossha hoy pore bhaloi kaj kortese.
Ata te Power ar jonno ki use korbo? Adapter or any thing else.
By aronno331@gmail.com on 07 May 2025
Arduino Uno R3 SMD তে পাওয়ার দেওয়ার জন্য একটি USB কেবল ব্যবহার করতে হবে, যা আপনি প্রোডাক্টের সাথে পেয়ে যাবেন।"
By Techshop on 08 May 2025
How we see our order no?
By prosenjitpaul638@gmail.com on 01 Feb 2023
The order number is mentioned in the order confirmation message. You can also check it on your account.
By Techshop on 02 Feb 2023
Does is comes with an USB A to USB B cable?
By NurulAhadShakik on 09 Jan 2023
Yes, it comes with cable.
By Techshop on 14 Jan 2023
When will this item be available?
By naimislam64748@gmail.com on 07 Nov 2022
ABC
By sohel171057@gmail.com on 07 Jun 2022
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