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
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Program Memory Size :
- 256KB 128K x 16
- JESD-609 Code :
- e3
- Minimum Operating Temperature :
- -40 °C
- External Data Bus Width :
- 8
- Density :
- 2 Mb
- Seated Height-Max :
- 1.2 mm
- ROM (words) :
- 131072
- Product Category :
- 8-bit Microcontrollers - MCU
- Surface Mount :
- yes
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Terminal Finish :
- Matte Tin (Sn)
- Core Processor :
- AVR
- REACH SVHC :
- No SVHC
- Mounting Type :
- Surface Mount
- Number of ADC Channels :
- 8
- Speed :
- 16MHz
- Number of Pins :
- 64
- Number of Timers/Counters :
- 6
- Maximum Operating Temperature :
- +85 °C
- Number of I/O :
- 54
- Number of I/Os :
- 54 I/O
- Number of PWM Channels :
- 10
- Published :
- 2007
- Oscillator Type :
- Internal
- Product Status :
- Active
- Product Type :
- 8-bit Microcontrollers - MCU
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Instruction Set Architecture :
- RISC
- Product :
- MCU
- Number of I2C Channels :
- 1
- Brand :
- Microchip Technology / Atmel
- Package Shape :
- Square
- Manufacturer :
- Microchip
- RoHS Status :
- ROHS3 Compliant
- Terminal Pitch :
- 0.8 mm
- Frequency :
- 16MHz
- Factory Lead Time :
- 7 Weeks
- Bit Size :
- 8
- Width :
- 14.1mm
- RAM Size :
- 8K x 8
- Number of Outputs :
- 54
- DMA Channels :
- No
- Data Bus Width :
- 8B
- Length :
- 14.1mm
- Operating Temperature :
- -40°C~85°C TA
- DAC Channels :
- No
- Radiation Hardening :
- No
- Number of Terminals :
- 64
- Package / Case :
- 64-TQFP
- Memory Size :
- 256KB
- Pbfree Code :
- yes
- Interface Type :
- 2-Wire, SPI, USART
- Package :
- Tray
- RoHS :
- Details
- Qualification Status :
- Not Qualified
- Series :
- AVR® ATmega
- Terminal Form :
- Gull wing
- Package Type :
- TQFP
- MSL :
- MSL 1 - Unlimited
- ROM Programmability :
- Flash
- Family Name :
- ATMEGA
- Number of Terminations :
- 64
- Terminal Position :
- QUAD
- Supply Voltage :
- 5V
- Operating Supply Voltage :
- 5V
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Pin Count :
- 64
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~5.5V
- Height :
- 1.05mm
- Device Core :
- AVR
- PWM Channels :
- yes
- Base Product Number :
- ATMEGA2561
- Watchdog Timer :
- yes
- Base Part Number :
- ATMEGA2561
- Packaging :
- Tray
- Number of I/O Lines :
- 54
- Peak Reflow Temperature (Cel) :
- 260
- Dimensions :
- 14.1 x 14.1 x 1.05mm
- Has ADC :
- yes
- Supplier Device Package :
- 64-TQFP (14x14)
- Data Converters :
- A/D 8x10b
- Data Converter :
- A/D 8x10b
- Mounting Style :
- SMD/SMT
- Address Bus Width :
- 16
- Supply Current-Max :
- 14 mA
- Interfaces :
- I2C, SPI, UART
- Tradename :
- AVR
- Qualification :
- -
- Lead Free :
- Lead Free
- Reach Compliance Code :
- Compliant
- EEPROM Size :
- 4K x 8
- Temperature Grade :
- Industrial
- Access Time :
- 16 μs
- RAM (bytes) :
- 8192
- Mount :
- Surface Mount
- Power Supplies :
- 5V
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Program Memory Type :
- Flash
- Additional Feature :
- ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ
- JESD-30 Code :
- S-PQFP-G64
- CPU Family :
- AVR RISC
- Core Size :
- 8-Bit
- Interface :
- 2-Wire, EBI/EMI, I2C, SPI, UART, USART
- 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.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















