Item specifics
Description
ATMEGA2560-16AU Product Overview
The ATMEGA2560-16AU is a high-performance, low-power 8-bit AVR microcontroller from Microchip Technology, housed in a 100-pin TQFP (Thin Quad Flat Package, 14×14mm) surface-mount package. Based on the AVR enhanced RISC architecture, the ATMEGA2560-16AU achieves 16 MIPS throughput at 16MHz by executing instructions in a single clock cycle. It integrates 256KB of In-System Self-Programmable Flash, 8KB SRAM, and 4KB EEPROM. As the core processor of the Arduino Mega 2560 development board, the ATMEGA2560-16AU enjoys widespread recognition and a mature development ecosystem within the global maker community. The ATMEGA2560-16AU supports a supply voltage range of 4.5V to 5.5V and an industrial temperature range of -40℃ to +85℃, with an MSL rating of 3 (168 hours) and is RoHS compliant.
ATMEGA2560-16AU Key Features
ATMEGA2560-16AU features high‑performance low‑power 8‑bit AVR RISC core, 16MHz clock, 16 MIPS throughput
ATMEGA2560-16AU provides 256KB in‑system programmable Flash, 8KB SRAM, 4KB EEPROM memory
ATMEGA2560-16AU uses TQFP‑100 SMD package, 14×14mm dimension, 86 general‑purpose I/O pins
ATMEGA2560-16AU operating voltage:4.5‑5.5V, industrial temperature range ‑40℃ ~ +85℃
ATMEGA2560-16AU integrates 16‑channel 10‑bit ADC, multi‑channel PWM timer output
ATMEGA2560-16AU supports 4×USART, SPI, I2C interfaces, support JTAG on‑chip debugging
ATMEGA2560-16AU offers ISP in‑system programming, watchdog & brown‑out detection circuit
ATMEGA2560-16AU supports multiple low‑power sleep modes for various embedded control solutions
ATMEGA2560-16AU Application
With its large memory capacity, rich peripheral resources, and mature development ecosystem, the ATMEGA2560-16AU is widely used in the following fields:
Arduino & Open-Source Hardware: ATMEGA2560-16AU is the core processor of the Arduino Mega 2560 R3
Industrial Control & Automation: ATMEGA2560-16AU is used in PLC expansion modules, industrial instruments, motor drive and control
Embedded Systems & IoT: ATMEGA2560-16AU is applied in smart sensors, data acquisition terminals, environmental monitoring
Robotics & Drones: ATMEGA2560-16AU is found in large robots, 3D printers, CNC engraving machines
HMI & Multimedia: ATMEGA2560-16AU supports graphic displays, multimedia devices, portable devices
Education & Prototyping: ATMEGA2560-16AU is used in university electronics courses, graduation projects, research prototypes
Clock & Timing, Imaging & Vision, Sensing & Instrumentation
ATMEGA2560-16AU Advantages
ATMEGA2560-16AU TQFP‑100 SMD package perfect for SMT mass‑production. ATMEGA2560-16AU has sufficient I/O pins to connect multiple peripherals. ATMEGA2560-16AU provides large memory capacity for complex firmware. ATMEGA2560-16AU supports mature AVR open‑source resources. ATMEGA2560-16AU JTAG debug interface simplifies development. ATMEGA2560-16AU offers industrial‑grade temperature for reliable operation. ATMEGA2560-16AU has sufficient stock, great for mass‑production and advanced embedded development
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FAQs:
What is the ATMEGA2560-16AU chip?
ATMEGA2560-16AU is a high-performance 8-bit AVR microcontroller from Microchip in a TQFP-100 package, commonly found on the Arduino Mega 2560 development board.
What is the core frequency and throughput?
ATMEGA2560-16AU runs at a maximum frequency of 16MHz and utilizes an advanced RISC architecture where most instructions execute in a single clock cycle, achieving close to 1 MIPS per MHz.
What is the memory capacity?
ATMEGA2560-16AU features 256KB of Flash, 8KB of SRAM, and 4KB of EEPROM. Endurance rates support 10,000 flash writes and 100,000 EEPROM writes.
What package and dimensions does it use?
ATMEGA2560-16AU uses a 100-pin TQFP package with dimensions of 14x14 mm, a 0.5 mm lead pitch, and a height of approximately 1.05 mm.
What are the operating voltage and temperature ranges?
For ATMEGA2560-16AU, the supply voltage is 4.5V to 5.5V. The industrial temperature range covers -40°C to +85°C.
What communication interfaces are available?
ATMEGA2560-16AU integrates 4 UART/USART, 2 I2C buses, and 1 SPI bus, allowing multiple peripherals to connect without performance loss from software simulation.
What applications is it suitable for?
ATMEGA2560-16AU is ideal for industrial automation, IoT data logging, smart robotics, and environmental monitoring where high memory and I/O count are needed.
What is its role in the Arduino ecosystem?
ATMEGA2560-16AU is the core chip for the Arduino Mega 2560, offering extensive open-source library support for fast development of complex, multi-sensor projects.
How is its power consumption?
ATMEGA2560-16AU supports six low-power modes including Idle, ADC Noise Reduction, Power-down, and Standby. Standby current is extremely low, making it suitable for battery-powered applications.
How to program or debug the chip?
ATMEGA2560-16AU supports JTAG for real-time debugging and programming, as well as In-System Programming via a bootloader. In Arduino IDE, it is typically flashed via serial port.