ATMEGA2561-16AUR
- Mfr.Part #
- ATMEGA2561-16AUR
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 256KB FLASH 64TQFP
- Stock
- 46,178
- In Stock :
- 46,178
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Reach Compliance Code :
- Compliant
- Contact Plating :
- Tin
- Number of I/O Lines :
- 54
- Number of Pins :
- 64
- Data Converters :
- A/D 8x10b
- Length :
- 14 mm
- Product Status :
- Active
- Min Supply Voltage :
- 4.5V
- Peak Reflow Temperature (Cel) :
- 260
- Qualification Status :
- Not Qualified
- Power Supplies :
- 5 V
- Terminal Position :
- QUAD
- Terminal Pitch :
- 0.8 mm
- ROM (words) :
- 131072
- Qualification :
- -
- Number of I/O :
- 54
- Interface :
- EBI/EMI, I2C, SPI, UART, USART
- CPU Family :
- AVR RISC
- Lead Free :
- Lead Free
- Base Product Number :
- ATMEGA2561
- Minimum Operating Temperature :
- - 40 C
- Interfaces :
- JTAG/TWI/SPI/USART
- Terminal Finish :
- Matte Tin (Sn)
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Speed :
- 16MHz
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~5.5V
- ROM Programmability :
- Flash
- Memory Type :
- FLASH, OTP
- Package Shape :
- Square
- Tradename :
- AVR
- EEPROM Size :
- 4K x 8
- Program Memory Type :
- Flash
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Max Operating Temperature :
- 70°C
- Program Memory Size :
- 256KB 128K x 16
- Operating Temperature :
- -40°C~85°C TA
- Pbfree Code :
- yes
- Max Frequency :
- 16MHz
- Number of Terminals :
- 64
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Base Part Number :
- ATMEGA2561
- Supply Current-Max :
- 14 mA
- Seated Height-Max :
- 1.2 mm
- Maximum Operating Temperature :
- + 85 C
- Number of Programmable I/O :
- 54
- Technology :
- CMOS
- DAC Channels :
- No
- Radiation Hardening :
- No
- MSL :
- -
- Device Core :
- AVR
- Watchdog Timer :
- yes
- Core Architecture :
- AVR
- Brand :
- Microchip Technology / Atmel
- RoHS :
- Details
- Number of I/Os :
- 54 I/O
- Memory Size :
- 32kB
- Temperature Grade :
- Industrial
- Factory Lead Time :
- 7 Weeks
- RAM Size :
- 8K x 8
- Terminal Form :
- Gull wing
- RoHS Status :
- ROHS3 Compliant
- Subcategory :
- Microcontrollers - MCU
- Product Category :
- 8-bit Microcontrollers - MCU
- Address Bus Width :
- 16
- Product :
- MCU
- Manufacturer :
- Microchip
- Number of Timers/Counters :
- 6
- Series :
- AVR® ATmega
- Operating Supply Voltage :
- 5V
- PWM Channels :
- yes
- Oscillator Type :
- Internal
- Frequency :
- 16MHz
- Max Supply Voltage :
- 5.5V
- Data Converter :
- A/D 8x10b
- Min Operating Temperature :
- -40°C
- Has ADC :
- yes
- Supplier Device Package :
- 64-TQFP (14x14)
- Width :
- 14 mm
- Mounting Style :
- SMD/SMT
- Packaging :
- Tape and Reel (TR)
- DMA Channels :
- No
- Package / Case :
- 64-TQFP
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Mount :
- Surface Mount
- JESD-30 Code :
- S-PQFP-G64
- Mounting Type :
- Surface Mount
- Additional Feature :
- ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ
- Core Processor :
- AVR
- Core Size :
- 8-Bit
- Surface Mount :
- yes
- Bit Size :
- 8
- External Data Bus Width :
- 8
- Product Type :
- 8-bit Microcontrollers - MCU
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- JESD-609 Code :
- e3
- Data Bus Width :
- 8B
- Published :
- 1997
- RAM (bytes) :
- 8192
- Datasheets
- ATMEGA2561-16AUR
ATMEGA2561-16AUR Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA2561-16AUR Overview
The ATMEGA2561-16AUR from Atmel (Microchip Technology) is a highly capable microcontroller designed to meet the demanding requirements of modern embedded systems. This microcontroller, part of the broader AVR® microcontroller series, excels in applications requiring a flexible, low-power solution that doesn't compromise on processing power. With its 256KB of in-system programmable flash, the ATMEGA2561-16AUR is ideal for complex applications where frequent updates to the firmware might be necessary. The integration of advanced features in a compact 64TQFP package allows for a more efficient system design, reducing overall production costs and enhancing system reliability.
ATMEGA2561-16AUR Features
This microcontroller supports a wide voltage range and includes features such as 8KB SRAM, 4KB EEPROM, and a clock speed of up to 16MHz. It boasts a 10-bit ADC with 16 channels, making it suitable for advanced sensor integration. Its robust I/O capability and extensive interrupt system facilitate responsive and flexible device control. Additional features include PWM channels, multiple timers, and serial communication interfaces (USART, SPI, and TWI), which are crucial for IoT devices and other complex digital systems.
ATMEGA2561-16AUR Applications
- Industrial Automation: Utilizes its robust I/O capabilities to manage multiple sensors and actuators, optimizing automation processes.
- Smart Home Devices: Leverages its low-power consumption and connectivity features for efficient and reliable smart home applications.
- Automotive: Can be employed in automotive systems for monitoring and control, enhancing vehicle performance and safety.
- Wearable Technology: Its small form factor and efficiency make it suitable for compact wearable devices that require long battery life.
- Medical Devices: Ideal for medical monitoring systems due to its precision analog features and data integrity mechanisms.
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