The Arduino Nano R3 Compatible Board is a compact, breadboard-friendly microcontroller development board built around the ATmega328P running at 16MHz. It is functionally equivalent to the standard arduino r3 Uno but in a much smaller package — making it one of the most versatile types of arduino boards available for embedded projects where PCB space is limited.
What makes this nano board particularly useful is its 8 analog input pins, two more than a standard Uno, giving you additional ADC channels for multi-sensor applications without any external multiplexer. Programming is handled through a Mini USB port using the CH340 USB-to-serial chip, which is well-supported across Windows, macOS, and Linux with a standard driver install.
Memory specs match the Uno: 32KB Flash for code, 2KB SRAM for runtime variables, and 1KB EEPROM for persistent storage. Each I/O pin handles up to 40mA, sufficient for direct LED and sensor interfacing in most experiments.
StemVolt offers this board as one of the most practical arduino nano options for embedded developers for dependable, compact microcontroller for prototyping. If you’re comparing arduino nano price in India, this board delivers solid value without compromising on I/O capability or programming convenience.
Related Keywords:
- Check out the arduino cable for Arduino Nano
Features:
- ATmega328P (SMD) with CH340 interface — reliable USB communication
- 8 analog input channels — the standard Uno layout, useful for multi-sensor builds
- Mini USB programming port — widely available cable type
- 1KB EEPROM — store calibration data, user settings
- Arduino IDE compatible — use existing Uno-compatible sketches and libraries
- 16MHz clock speed on 5V logic — consistent, predictable timing for sensor polling, serial communication, and PWM tasks
Technical Specifications:
| Specification | Details |
|---|---|
| Board Type | Arduino Nano R3 Compatible Board with CH340 Chip SMD |
| Chip Type | CH340 |
| Input Voltage | 7V – 12V |
| Digital I/O Pins | Analog pins | | 14 pins | 8 pins |
| DC Current per I/O Pin | 40 mA |
| Input Port | Mini USB |
| Flash Memory | SRAM | 32 KB | 2 KB |
| EEPROM | 1 KB |
| Clock Speed | 16 MHz |
Applications:
- Unsoldered prototyping — plug directly into a standard breadboard and start wiring components without any soldering
- Compact robotics builds — use as the main controller in mini sumo bots, 2WD/4WD chassis
- IoT edge nodes — pair with ESP8266 via UART for Wi-Fi connectivity in low-power sensor monitoring applications
- Motor and actuator control — interface with L298N or L293D motor drivers for DC motor speed and direction control via PWM pins
- Electronics project boards — widely used in school and college lab experiments for embedded systems and microcontroller
Package Includes:
-
1 × Arduino Nano R3 Compatible Board with CH340 Chip SMD
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