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Arduino UNO R3 SMD ATmega328 Compatible Board
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One of the most accessible ways to step into the world of electronics innovation is with the SMD Arduino UNO R3 Development Board with Cable. Known for its reliability and performance, this board is widely regarded as the best Arduino Uno compatible board for beginners and projects, offering an ideal balance of simplicity and capability.
This board differs slightly from the traditional Arduino Uno R3. While both are based on the ATmega328P microcontroller, the SMD version features a surface-mounted chip instead of a removable DIP package. This design enhances durability and compactness, making it a dependable option for long-term use. These details are often highlighted in UNO R3 SMD ATmega328P development board specifications, especially when comparing design efficiency.
A surface-mount device (SMD) allows components to be mounted directly onto the PCB, improving stability and reducing size. With dimensions of 7 x 5 x 1 cm, this board is compact yet powerful, making it suitable for both beginners and professionals. If you're exploring options based on the Arduino Uno SMD board price in India, this board stands out as a cost-effective and high-performance choice.
Equipped with 14 digital I/O pins, 6 analog inputs, a 16MHz crystal oscillator, USB connectivity, and a CH340G USB-to-UART converter, this board delivers everything needed for building functional prototypes. These core features are essential parts of the UNO R3 SMD ATmega328P development board specifications, making it a versatile solution for multiple applications.
Whether your projects are large or small, this Arduino UNO R3 ATmega328P SMD microcontroller brings to you a whole lot of potential and creativity.
Buy Genuine Arduino Uno R3 – Best Price!
|
Specification |
UNO SMD |
||
| Microcontroller | ATmega4809 | ATmega328P (SMD) | ATmega328P (Through hole) |
| USB connector | Micro-USB | USB-B | USB-B |
| Digital I/O Pins | 14 | 14 | 14 |
| Analog input pins | 6 | 6 | 6 |
| PWM pins | 5 | 6 | 6 |
| UART | Yes | Yes | Yes |
| I2C | Yes | Yes | Yes |
| SPI | Yes | Yes | Yes |
| I/O Voltage | 5V | 5V | 5V |
| Input voltage (nominal) | 7-12V | 7-12V | 7-12V |
| DC Current per I/O Pin | 20mA | 20 mA | 20 mA |
| Power Supply Connector | Barrel Plug | Barrel Plug | Barrel Plug |
| clock speed | 16 MHz | 16 MHz | 16 MHz |
| USB-Serial chip | ATmega16U2 | CH340 | ATmega16U2 |
| SRAM | 6.144KB | 2KB | 2KB |
| Flash Memory | 48KB | 32KB | 32KB |
| EEPROM | 256 Bytes | 1KB | 1KB |
| Dimensions | 68.6 mm x 53.4 mm | 68.6 mm x 53.4 mm | 68.6 mm x 53.4 mm |
| RADIO MODULE | u-blox NINA-W102 | - | - |
| Inertial Measurement Unit | LSM6DS3TR (3D accelerometer) | - | - |
| LED_BUILTIN | 25 | 13 | 13 |
| Wi-Fi Microprocessor | Yes | - | - |
| Feature | Original Arduino UNO | Compatible SMD UNO |
|---|---|---|
| Microcontroller | ATmega328P (DIP) | ATmega328P (SMD) |
| Build Type | Through-hole components | Surface-mount components |
| Chip Replaceability | Removable and replaceable | Fixed (non-removable) |
| Size | Slightly larger | More compact |
| Performance | Same processing power | Same processing power |
| USB Interface | ATmega16U2 | CH340 or similar USB-to-Serial chip |
| Ease of Repair | Easier (replaceable chip) | Harder to repair |
| Cost | Slightly higher | More affordable |
| Durability | Very robust | Slightly less robust mechanically |
| Best For | Learners who want to experiment with hardware | Budget-friendly, compact projects |
Thanks to its simplicity, it continues to be the best Arduino Uno compatible board for beginners and projects, especially for first-time users.
| Microcontroller | ATmega328 |
| Digital I/O Pins | 14 |
| Analog Inputs | 6 |
| Crystal Oscillator Frequency | 16MHz |
| Operating Voltage | 6-20V |
| Dimensions | 7 x 5 x 1cms |
| Weight | 10 grams |
In the UNO SMD (Surface Mounted Device) the microprocessor chip (ATmega328) is integrated and soldered onto the board; whereas the ATmega328 is DIP in the standard UNO (Dual In-line Packaged), which means that the microprocessor chip can easily be removed and replaced if necessary.
The Uno board is primarily used by beginners who can use it in electronics projects and for programming. The Uno SMD is extremely user-friendly while allowing for exceptional connectivity.
The Uno is an open-source microcontroller board based on the Microchip ATmega328P microcontroller and is commonly used in Robot cars, Fingerprint door locks, Home Automation, and Security systems.
The Uno is an open-source microcontroller board based on the Microchip ATmega328P microcontroller. The board is equipped with sets of digital and analog input/output (I/O) pins that may be interfaced with various expansion boards (shields) and other circuits.
Uno SMD is a microcontroller board based on the ATmega328P. It has 14 digital input/output pins, 6 analog inputs, a 16 MHz ceramic resonator (CSTCE16M0V53-R0), a USB connection, a power jack, an ICSP header, and a reset button.
Yes, the Arduino UNO R3 SMD board is fully compatible with most Arduino shields, including motor drivers, sensors, and LCD modules. You can expand your projects without worrying about compatibility issues.
Yes, the ATmega328 compatible board comes with a preloaded Arduino bootloader, so you can start programming immediately with the Arduino IDE without needing an external programmer.
The Arduino Uno SMD board is beginner-friendly due to its simple design, stable performance, and compatibility with a wide range of sensors and modules. It offers a cost-effective entry point for learning electronics, especially when checking the Arduino Uno SMD board price in India, making it accessible for students and hobbyists.
You can easily buy Arduino Uno SMD compatible board online India from trusted electronics platforms like Robocraze, where you get genuine products, reliable delivery, and technical support. Purchasing online also gives you access to combo deals and beginner-friendly kits.
Due to its affordability, performance, and ease of use, along with a competitive Arduino Uno SMD board price in India, it is widely used in education and prototyping.
Absolutely. While it is beginner-friendly, it also supports complex applications, which is why many prefer to buy Arduino Uno SMD compatible board online India for both learning and professional use.
