ATMEGA2561-16MU
- Mfr.Part #
- ATMEGA2561-16MU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 256KB FLASH 64QFN
- Stock
- 322
- In Stock :
- 322
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Number of I/O Lines :
- 54
- Additional Feature :
- ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ
- ROM Programmability :
- Flash
- Data Converters :
- A/D 8x10b
- Product Category :
- 8-bit Microcontrollers - MCU
- Seated Height-Max :
- 1 mm
- Surface Mount :
- yes
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Program Memory Type :
- Flash
- Operating Temperature :
- -40°C~85°C TA
- JESD-609 Code :
- e3
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Bit Size :
- 8
- Terminal Pitch :
- 0.5mm
- Mounting Type :
- Surface Mount
- Number of Terminals :
- 64
- RAM (bytes) :
- 8192
- Mounting Style :
- SMD/SMT
- Published :
- 2007
- Interface :
- 2-Wire, EBI/EMI, I2C, SPI, UART, USART
- Radiation Hardening :
- No
- Minimum Operating Temperature :
- -40 °C
- Supply Voltage :
- 5V
- Device Core :
- AVR
- Base Product Number :
- ATMEGA2561
- Family Name :
- ATMEGA
- Memory Size :
- 256KB
- Pin Count :
- 64
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Peak Reflow Temperature (Cel) :
- 260
- Height :
- 950μm
- Product :
- MCU
- Temperature Grade :
- Industrial
- Core Processor :
- AVR
- Package :
- Tray
- Package Shape :
- Square
- External Data Bus Width :
- 8
- Operating Supply Voltage :
- 5V
- DMA Channels :
- No
- Pbfree Code :
- yes
- Number of Timers/Counters :
- 6 Timer
- Manufacturer :
- Microchip
- Speed :
- 16MHz
- Supplier Device Package :
- 64-QFN (9x9)
- Oscillator Type :
- Internal
- Maximum Operating Temperature :
- +85 °C
- Qualification Status :
- Not Qualified
- Number of Pins :
- 64
- Number of I/O :
- 54
- Watchdog Timer :
- yes
- ROM (words) :
- 131072
- Lead Free :
- Lead Free
- Brand :
- Microchip Technology / Atmel
- PWM Channels :
- yes
- Supply Current-Max :
- 14 mA
- RoHS :
- Details
- Number of Terminations :
- 64
- RAM Size :
- 8K x 8
- Access Time :
- 16 μs
- Product Status :
- Active
- Data Bus Width :
- 8B
- Length :
- 9.1mm
- DAC Channels :
- No
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~5.5V
- Number of I2C Channels :
- 1
- Has ADC :
- yes
- Dimensions :
- 9.1 x 9.1 x 0.95mm
- Series :
- AVR® ATmega
- Width :
- 9.1mm
- Number of I/Os :
- 54 I/O
- Interfaces :
- JTAG/TWI/SPI/USART
- Terminal Position :
- QUAD
- Address Bus Width :
- 16
- RoHS Status :
- ROHS3 Compliant
- JESD-30 Code :
- S-XQCC-N64
- Packaging :
- Tray
- Product Type :
- 8-bit Microcontrollers - MCU
- Terminal Finish :
- Matte Tin (Sn)
- Contact Plating :
- Tin
- EEPROM Size :
- 4K x 8
- CPU Family :
- AVR RISC
- Program Memory Size :
- 256KB 128K x 16
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Power Supplies :
- 5V
- Data Converter :
- A/D 8x10b
- Mount :
- Surface Mount
- Interface Type :
- 2-Wire, SPI, USART
- Package / Case :
- 64-VFQFN Exposed Pad
- Factory Lead Time :
- 7 Weeks
- Number of ADC Channels :
- 8
- Base Part Number :
- ATMEGA2561
- Terminal Form :
- NO LEAD
- Reach Compliance Code :
- Compliant
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Core Size :
- 8-Bit
- Number of PWM Channels :
- 6
- Tradename :
- AVR
- Package Type :
- MLF
- REACH SVHC :
- No SVHC
- Frequency :
- 16MHz
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Instruction Set Architecture :
- RISC
- Datasheets
- ATMEGA2561-16MU

Microcontrollers Microchip Technology ATMEGA2561-16MU Overview
The ATMEGA2561-16MU from Microchip Technology stands out in the realm of 8-bit microcontrollers, offering robust performance and versatility for a wide range of applications. This microcontroller is built on a high-performance AVR® architecture, designed to execute powerful instructions in a single clock cycle. The ATMEGA2561-16MU is equipped with 256KB of in-system programmable flash, making it ideal for complex and memory-intensive applications. Its integration in a compact 64QFN package allows for streamlined design in space-constrained applications, ensuring a balance between functionality and form factor. This makes the Microcontrollers Microchip Technology ATMEGA2561-16MU a prime choice for designers looking to optimize their embedded systems while maintaining high standards of reliability and efficiency.
ATMEGA2561-16MU Features
The ATMEGA2561-16MU microcontroller is loaded with features that enhance its utility and performance in demanding applications. Key features include 256KB of flash memory, 8KB SRAM, and 4KB EEPROM, which provide ample storage for both temporary and permanent data. It operates at a maximum frequency of 16 MHz, ensuring swift processing and responsiveness. Additionally, this microcontroller supports advanced features such as JTAG (IEEE std. 1149.1 compliant) interface for powerful debugging, ten flexible 16-bit timer/counters with compare modes, and multiple PWM channels. It also includes USART, SPI, and TWI interfaces for full-duplex communication, enhancing its capability to handle complex communications tasks within embedded systems.
ATMEGA2561-16MU Applications
- Industrial Automation: Utilized in managing control systems and automation processes, where its robust I/O capabilities and timer functions optimize the operations of machinery and production lines.
- Automotive Applications: Plays a crucial role in automotive control systems, such as engine management and body control, due to its ability to handle multiple input/output operations and real-time tasks efficiently.
- Smart Home Devices: Integral in the development of smart home technologies, including home automation hubs and security systems, where its low power consumption and high integration support continuous service and connectivity.
- Consumer Electronics: Used in consumer gadgets like portable gaming consoles and advanced wearables, offering a balance of power efficiency and processing capability necessary for user-oriented devices.
- Healthcare Equipment: Applied in medical monitoring systems and portable diagnostic devices, providing reliable performance crucial for patient care and data accuracy.
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