ATMEGA2561-16AU
- Mfr.Part #
- ATMEGA2561-16AU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 256KB FLASH 64TQFP
- Stock
- 18,174
- In Stock :
- 18,174
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- MSL :
- MSL 1 - Unlimited
- Number of I/O Lines :
- 54
- Operating Supply Voltage :
- 5V
- RAM (bytes) :
- 8192
- Number of PWM Channels :
- 10
- Surface Mount :
- yes
- ROM (words) :
- 131072
- Factory Lead Time :
- 7 Weeks
- Number of Terminals :
- 64
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- EEPROM Size :
- 4K x 8
- DAC Channels :
- No
- Core Processor :
- AVR
- Pin Count :
- 64
- Address Bus Width :
- 16
- Oscillator Type :
- Internal
- Data Converter :
- A/D 8x10b
- Pbfree Code :
- yes
- Package / Case :
- 64-TQFP
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of Terminations :
- 64
- Width :
- 14.1mm
- Dimensions :
- 14.1 x 14.1 x 1.05mm
- Supply Current-Max :
- 14 mA
- Terminal Position :
- QUAD
- Bit Size :
- 8
- Series :
- AVR® ATmega
- Has ADC :
- yes
- Supply Voltage :
- 5V
- Qualification :
- -
- Base Product Number :
- ATMEGA2561
- Base Part Number :
- ATMEGA2561
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of Outputs :
- 54
- DMA Channels :
- No
- Temperature Grade :
- Industrial
- Mount :
- Surface Mount
- Package :
- Tray
- Height :
- 1.05mm
- ROM Programmability :
- Flash
- Brand :
- Microchip Technology / Atmel
- Interface :
- 2-Wire, EBI/EMI, I2C, SPI, UART, USART
- Lead Free :
- Lead Free
- Power Supplies :
- 5V
- PWM Channels :
- yes
- Mounting Type :
- Surface Mount
- Terminal Form :
- Gull wing
- Maximum Operating Temperature :
- +85 °C
- Watchdog Timer :
- yes
- Data Bus Width :
- 8B
- Density :
- 2 Mb
- Product :
- MCU
- Number of I/Os :
- 54 I/O
- Package Type :
- TQFP
- Product Type :
- 8-bit Microcontrollers - MCU
- Published :
- 2007
- Program Memory Size :
- 256KB 128K x 16
- Number of I2C Channels :
- 1
- Number of I/O :
- 54
- RoHS :
- Details
- Radiation Hardening :
- No
- Product Category :
- 8-bit Microcontrollers - MCU
- Memory Size :
- 256KB
- RoHS Status :
- ROHS3 Compliant
- Minimum Operating Temperature :
- -40 °C
- Mounting Style :
- SMD/SMT
- Package Shape :
- Square
- Number of Pins :
- 64
- Qualification Status :
- Not Qualified
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Data Converters :
- A/D 8x10b
- Terminal Finish :
- Matte Tin (Sn)
- Access Time :
- 16 μs
- Tradename :
- AVR
- Interface Type :
- 2-Wire, SPI, USART
- Product Status :
- Active
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Reach Compliance Code :
- Compliant
- Length :
- 14.1mm
- External Data Bus Width :
- 8
- Interfaces :
- I2C, SPI, UART
- Packaging :
- Tray
- Operating Temperature :
- -40°C~85°C TA
- Program Memory Type :
- Flash
- Speed :
- 16MHz
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Family Name :
- ATMEGA
- Frequency :
- 16MHz
- JESD-30 Code :
- S-PQFP-G64
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~5.5V
- JESD-609 Code :
- e3
- Number of ADC Channels :
- 8
- Instruction Set Architecture :
- RISC
- Supplier Device Package :
- 64-TQFP (14x14)
- CPU Family :
- AVR RISC
- Terminal Pitch :
- 0.8 mm
- REACH SVHC :
- No SVHC
- Seated Height-Max :
- 1.2 mm
- Number of Timers/Counters :
- 6
- Peak Reflow Temperature (Cel) :
- 260
- Additional Feature :
- ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ
- Manufacturer :
- Microchip
- RAM Size :
- 8K x 8
- Core Size :
- 8-Bit
- Device Core :
- AVR
- Datasheets
- ATMEGA2561-16AU
ATMEGA2561-16AU Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA2561-16AU Overview
The ATMEGA2561-16AU from Atmel (Microchip Technology) stands out in the bustling market of microcontrollers, offering a robust blend of performance and flexibility. Designed to cater to sophisticated embedded systems, this 8-bit MCU operates at a maximum frequency of 16 MHz, and is housed in a 64TQFP package, ensuring a compact footprint while still providing ample functionality. The integration of 256KB of flash memory along with 8KB SRAM and 4KB EEPROM makes the ATMEGA2561-16AU a highly versatile choice for developers. Its capability to support a wide range of operating voltages and temperatures enhances its adaptability for various industrial applications, making it a prime candidate for bulk purchases by B2B customers looking to leverage reliable and scalable microcontroller solutions.
ATMEGA2561-16AU Features
- 8-bit AVR Microcontroller
- 256KB ISP flash memory, 8KB SRAM, 4KB EEPROM
- Maximum clock frequency of 16 MHz
- Advanced RISC Architecture
- Low power consumption
- 64-pin TQFP package
- Extended operating temperature range
- JTAG (IEEE std. 1149.1 compliant) interface for on-chip-debug
ATMEGA2561-16AU Applications
- Industrial Control Systems: Utilizes its robust I/O capabilities and extended temperature range to manage and monitor automated production lines.
- Automotive Applications: Employs advanced timing features and reliable operation under extreme conditions for engine management and in-vehicle networking.
- Smart Home Devices: Leverages its low power consumption and high memory capacity to provide enhanced functionality in smart appliances and home automation systems.
- Medical Devices: Takes advantage of precise control and reliable performance necessary for medical monitoring and diagnostic equipment.
- Consumer Electronics: Suits a variety of consumer products due to its scalability and ease of integration, enhancing user interaction and functionality.
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