Overview
The ATMEGA2560-16AU is a high-performance, low-power AVR 8-bit microcontroller produced by Microchip Technology. This microcontroller is part of the ATmega series and is known for its advanced RISC architecture, which allows for efficient processing and low power consumption. The ATMEGA2560-16AU is widely used in various applications, including Arduino boards, due to its extensive set of features and robust performance capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Architecture | AVR 8-Bit |
| Flash Memory | 256 KB (128K x 16) |
| EEPROM | 4 KB |
| Internal SRAM | 8 KB |
| Number of I/O Pins | 86 |
| Operating Frequency | Up to 16 MHz |
| Operating Voltage Range | 1.8V to 5.5V |
| Temperature Range | -40°C to 85°C (Industrial) |
| Package Type | 100-TQFP |
| ADC Channels | 16-channel, 10-bit ADC |
| PWM Channels | 12 PWM Channels |
| USARTs | Four Programmable Serial USART |
| SPI Channels | One SPI Serial Interface |
| Timers/Counters | Six Flexible Timer/Counters |
Key Features
- Advanced RISC Architecture: 135 powerful instructions, most single clock cycle execution, 32 x 8 general purpose working registers, and fully static operation.
- High Endurance Non-volatile Memory: 256 KB of in-system self-programmable flash, 4 KB of EEPROM, and 8 KB of internal SRAM.
- Peripheral Features: Two 8-bit and four 16-bit timer/counters, real-time counter, four 8-bit PWM channels, and six/twelve PWM channels with programmable resolution.
- Communication Interfaces: Master/slave SPI serial interface, byte-oriented 2-wire serial interface, and four programmable serial USART.
- Power Management: Six software-selectable power-saving modes, including idle, ADC noise reduction, power-save, power-down, standby, and extended standby.
- Debugging and Programming: IEEE std. 1149.1 compliant JTAG interface for boundary-scan capabilities and extensive on-chip debug support.
- QTouch Library Support: Capacitive touch buttons, sliders, and wheels with up to 64 sense channels.
Applications
The ATMEGA2560-16AU is versatile and can be used in a wide range of applications, including:
- Arduino Projects: Commonly used in Arduino Mega boards due to its extensive I/O capabilities and robust performance.
- Embedded Systems: Suitable for complex embedded systems requiring multiple peripherals and high processing power.
- Industrial Automation: Used in industrial control systems due to its industrial temperature range and robust features.
- IoT Devices: Can be integrated into IoT devices requiring advanced communication interfaces and low power consumption.
- Automotive Systems: Applicable in automotive systems where reliability and performance are critical.
Q & A
- What is the core architecture of the ATMEGA2560-16AU?
The ATMEGA2560-16AU uses an AVR 8-bit RISC architecture.
- How much flash memory does the ATMEGA2560-16AU have?
The ATMEGA2560-16AU has 256 KB of in-system self-programmable flash memory.
- What is the operating voltage range of the ATMEGA2560-16AU?
The operating voltage range is from 1.8V to 5.5V.
- How many I/O pins does the ATMEGA2560-16AU have?
The ATMEGA2560-16AU has 86 programmable I/O pins.
- What communication interfaces does the ATMEGA2560-16AU support?
The ATMEGA2560-16AU supports SPI, USART, I2C, and 2-wire serial interfaces.
- Does the ATMEGA2560-16AU support capacitive touch functionality?
Yes, it supports capacitive touch buttons, sliders, and wheels through the QTouch library.
- What is the temperature range for the ATMEGA2560-16AU?
The temperature range is from -40°C to 85°C (Industrial).
- How many ADC channels does the ATMEGA2560-16AU have?
The ATMEGA2560-16AU has a 16-channel, 10-bit ADC.
- Does the ATMEGA2560-16AU have a watchdog timer?
Yes, it has a programmable watchdog timer with an internal oscillator.
- What is the package type of the ATMEGA2560-16AU?
The package type is 100-TQFP.
