ATMEGA2561-16AU
- Mfr.Part #
- ATMEGA2561-16AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 256KB FLASH 64TQFP
- Stock
- 13,706
- In Stock :
- 13,706
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- CPU Family :
- AVR RISC
- PWM Channels :
- yes
- RoHS Status :
- ROHS3 Compliant
- Program Memory Size :
- 256KB 128K x 16
- Frequency :
- 16MHz
- Lead Free :
- Lead Free
- Program Memory Type :
- Flash
- Number of Terminations :
- 64
- REACH SVHC :
- No SVHC
- Width :
- 14.1mm
- Manufacturer :
- Microchip
- RAM (bytes) :
- 8192
- Length :
- 14.1mm
- Number of I/O Lines :
- 54
- Reach Compliance Code :
- Compliant
- DAC Channels :
- No
- Additional Feature :
- ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ
- Speed :
- 16MHz
- Bit Size :
- 8
- Number of I/O :
- 54
- ROM Programmability :
- Flash
- Base Product Number :
- ATMEGA2561
- Minimum Operating Temperature :
- -40 °C
- Terminal Finish :
- Matte Tin (Sn)
- DMA Channels :
- No
- Core Size :
- 8-Bit
- Device Core :
- AVR
- Data Converters :
- A/D 8x10b
- JESD-30 Code :
- S-PQFP-G64
- Power Supplies :
- 5V
- Operating Supply Voltage :
- 5V
- Has ADC :
- yes
- Published :
- 2007
- Package Type :
- TQFP
- Dimensions :
- 14.1 x 14.1 x 1.05mm
- Number of I2C Channels :
- 1
- Product Type :
- 8-bit Microcontrollers - MCU
- Packaging :
- Tray
- Mounting Style :
- SMD/SMT
- Peak Reflow Temperature (Cel) :
- 260
- Supplier Device Package :
- 64-TQFP (14x14)
- Package / Case :
- 64-TQFP
- Product Status :
- Active
- JESD-609 Code :
- e3
- Access Time :
- 16 μs
- Mounting Type :
- Surface Mount
- Package Shape :
- Square
- EEPROM Size :
- 4K x 8
- Maximum Operating Temperature :
- +85 °C
- Base Part Number :
- ATMEGA2561
- Interface Type :
- 2-Wire, SPI, USART
- RAM Size :
- 8K x 8
- Height :
- 1.05mm
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of Terminals :
- 64
- Terminal Position :
- QUAD
- Temperature Grade :
- Industrial
- Factory Lead Time :
- 7 Weeks
- Product Category :
- 8-bit Microcontrollers - MCU
- Interfaces :
- I2C, SPI, UART
- Mount :
- Surface Mount
- Number of Timers/Counters :
- 6
- Density :
- 2 Mb
- Address Bus Width :
- 16
- Number of PWM Channels :
- 10
- Terminal Pitch :
- 0.8 mm
- Core Processor :
- AVR
- Supply Current-Max :
- 14 mA
- Qualification :
- -
- Tradename :
- AVR
- Pbfree Code :
- yes
- Interface :
- 2-Wire, EBI/EMI, I2C, SPI, UART, USART
- Memory Size :
- 256KB
- Qualification Status :
- Not Qualified
- Supply Voltage :
- 5V
- Number of I/Os :
- 54 I/O
- Data Converter :
- A/D 8x10b
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~5.5V
- Product :
- MCU
- Number of ADC Channels :
- 8
- Number of Pins :
- 64
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- ROM (words) :
- 131072
- External Data Bus Width :
- 8
- Operating Temperature :
- -40°C~85°C TA
- Number of Outputs :
- 54
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Package :
- Tray
- Pin Count :
- 64
- Seated Height-Max :
- 1.2 mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Oscillator Type :
- Internal
- Watchdog Timer :
- yes
- Data Bus Width :
- 8B
- Series :
- AVR® ATmega
- Brand :
- Microchip Technology / Atmel
- Radiation Hardening :
- No
- Family Name :
- ATMEGA
- RoHS :
- Details
- Terminal Form :
- Gull wing
- MSL :
- MSL 1 - Unlimited
- Instruction Set Architecture :
- RISC
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Surface Mount :
- yes
- Datasheets
- ATMEGA2561-16AU

Microcontrollers Microchip Technology ATMEGA2561-16AU Overview
The ATMEGA2561-16AU from Microchip Technology is a high-performance microcontroller unit (MCU) that brings robust versatility to the next generation of embedded systems. Designed for sophisticated yet demanding applications, this MCU is built on an advanced 8-bit architecture and offers substantial program memory. The Microcontrollers Microchip Technology ATMEGA2561-16AU is ideal for designers who need a balance between performance and cost-effectiveness, integrating a multitude of features in a compact 64TQFP package. Its broad storage capacity of 256KB flash memory supports complex applications and firmware upgrades that require more space and flexibility.
ATMEGA2561-16AU Features
This microcontroller stands out with its rich set of features, including an 8-bit AVR RISC-based processor that efficiently executes instructions in a single clock cycle. It offers 256KB ISP flash memory, 4KB EEPROM, and 8KB SRAM, making it capable of handling various tasks seamlessly. The ATMEGA2561-16AU supports up to 16 MIPS throughput at 16 MHz, ensuring swift processing speeds. Enhanced with JTAG (IEEE std. 1149.1 compliant) interface for powerful on-chip-debugging, the MCU also includes power-saving modes like Power-down and Standby, making it highly suitable for battery-operated applications.
ATMEGA2561-16AU Applications
- Industrial Automation: Utilized in control systems and robotic applications, the MCU processes inputs and outputs with high reliability and real-time performance.
- Smart Home Devices: Powers applications in home automation, from smart thermostats to security systems, providing efficient task management and connectivity.
- Automotive: Ideal for embedded control systems in vehicles, such as sensor interfaces and onboard diagnostics, enhancing vehicle performance and safety.
- Consumer Electronics: Drives complex user interfaces and power management in devices like portable health monitors and handheld gaming consoles.
- Internet of Things (IoT): The high memory capacity and connectivity features make it suitable for IoT gateway devices, enabling effective data communication and processing.
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