Product Detail
Description of Arduino Mega 2560 Rev3 (Original)
Based on the ATmega2560, the Arduino Mega 2560 Rev3 (Original) is a high-performance microcontroller board intended for robotics, automation, and advanced electronics applications.
It is perfect for multi-sensor and large-scale applications because it has a lot more I/O pins, memory, and serial communication ports than the Arduino Uno.

The Arduino Mega 2560 Rev3 comes with more I/O pins and it's also reliable microcontroller of Arduino.
Moreover, this Arduino Mega 2560 Rev3 is very popular is Bangladesh and great for regular and
professional usage for the users of Bangladesh.
Main features
- ATmega2560 MCU with enhanced processing capability
- 54 digital I/O pins (15 PWM) for complex hardware interfacing
- 16 analog input pins for multiple sensors and data acquisition
- 256KB Flash memory, 8KB SRAM & 4KB EEPROM for large programs
- 4 hardware serial ports for multiple communication modules
- Compatible with most Arduino shields, libraries & IDE
- USB interface for easy programming and debugging
- Wide input support: 7–12V recommended (6–20V limit)
Technical Specifications
| Parameter | Specification |
|---|---|
| Microcontroller | ATmega2560 |
| Operating Voltage | 5V |
| Input Voltage (Recommended) | 7–12V |
| Input Voltage (Limit) | 6–20V |
| Digital I/O Pins | 54 (15 PWM) |
| Analog Input Pins | 16 |
| Flash Memory | 256 KB (8 KB bootloader) |
| SRAM | 8 KB |
| EEPROM | 4 KB |
| Clock Speed | 16 MHz |
| Dimensions | 101.52 × 53.3 mm |
| Weight | 37 g |
Package Content
- 1x Arduino Mega 2560 Rev3 (Original)
What are Reasons to buy Arduino Mega 2560 Rev3 ?
The Arduino Mega 2560 is an advanced microcontroller board designed for complex and feature-rich projects. It offers expanded I/O,
memory, and communication capabilities compared to the Arduino Uno, making it suitable for robotics, automation, IoT, and industrial applications.
How Arduino Mega 2560 Rev3 Works?
The ATmega2560 MCU processes sensor data, controls outputs, and manages communication with external devices through digital,
analog, I2C, SPI, UART, and PWM interfaces. It is easily programmable using the Arduino IDE with USB support.
The Arduino MEGA ADK is a microcontroller board based on the ATmega2560.
It has a USB host interface to connect with Android based phones, based on the MAX3421e IC.
It has 54 digital input/output pins (of which 15 can be used as PWM outputs), 16 analog inputs,
4 UARTs(hardware serial ports), a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button.
The MEGA ADK is based on the Mega 2560.
Similar to the Mega 2560 and Uno, it features an ATmega8U2 programmed as a USB-to-serial converter.
Revision 2 of the Mega ADK board has a resistor pulling the 8U2 HWB line to ground, making it easier to put into DFU Mode.
Usage/Application
Perfect for robotics, 3D printers, CNC machines, home automation,
IoT systems, multi-sensor data logging, research, and
advanced prototyping requiring high I/O count.
Warranty & Return Policy
Note: This item comes with 4 Days General Warranty.
please contact us for assistance or resolution.
Please make a video before opening the box.
For more information, visit our Warranty Policy Page.
Need Assistance ?
Please call to our office to get more information about products, delivery information, warranty or return policy.
Mobile: +8801641757175
Email: [email protected]
FAQs About Arduino Mega 2560 Rev3
Q1: Is this original or clone?
This is the Original Arduino Mega 2560 Rev3.
Q2: Can Arduino Uno shields be used with Mega?
Yes, most Uno-compatible shields work with the Mega 2560.
Q3: Is the Mega suitable for robotics?
Yes, it's ideal for large robotics and automation projects requiring many I/O pins.
Q4: Does it support the Arduino IDE?
Yes, it is fully supported by the Arduino IDE.
Q5: How many serial ports are available?
Four hardware serial ports (Serial0–Serial3).
Specifications
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- Model SKU140
- Weight 500 g
- Dimensions 35 × 30 × 7 cm
- Color Black, Pink, Red, White
- Size 10 X 20