ATMEGA2561-16AU

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ATMEGA2561-16AU

IC MCU 8BIT 256KB FLASH 64TQFP

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Spezifikationen

Package Bulk
Series AVR® ATmega
ProductStatus Active
CoreProcessor AVR
CoreSize 8-Bit
Speed 16MHz
Connectivity EBI/EMI, I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O 54
ProgramMemorySize 256KB (128K x 16)
ProgramMemoryType FLASH
EEPROMSize 4K x 8
RAMSize 8K x 8
Voltage-Supply(Vcc/Vdd) 4.5V ~ 5.5V
DataConverters A/D 8x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 64-TQFP

Übersicht

Description

The ATmega2561-16AU is a microcontroller from Microchip's AVR family, known for its high performance and versatility in embedded systems. It features a 8-bit AVR CPU with a maximum clock speed of 16 MHz, 256 KB of Flash memory for program storage, 8 KB of SRAM, and 4 KB of EEPROM for non-volatile data storage.
The microcontroller includes a rich set of peripherals, such as 86 general-purpose I/O pins, several timers, a watchdog timer, and multiple communication interfaces, including USART, SPI, and I2C, facilitating ease of integration into various applications.
The ATmega2561-16AU's 10-bit ADC (Analog-to-Digital Converter) and PWM (Pulse Width Modulation) capabilities make it suitable for sensor applications and motor control. Its low power consumption and sleep modes enhance its suitability for battery-operated devices.
With a 64-pin TQFP package, the ATmega2561-16AU is commonly used in automotive, industrial, and consumer electronics applications, making it a popular choice for hobbyists and engineers alike.

Features

The ATmega2561-16AU is a high-performance 8-bit AVR microcontroller from Microchip Technology, featuring:
- Flash Memory: 256 KB for program storage.
- SRAM: 8 KB for data handling.
- EEPROM: 4 KB for non-volatile data storage.
- Clock Speed: Operates at up to 16 MHz.
- I/O Pins: 86 general-purpose I/O pins, allowing extensive interfacing.
- Timers: 6 timers (3 with PWM capability) for timing applications.
- ADC: 16-channel 10-bit Analog-to-Digital Converter for analog signal processing.
- Communication Interfaces: Includes USART, SPI, and I2C for serial communication.
- Interrupts: 24 external interrupts for responsive applications.
- Low Power Modes: Several power-saving modes for energy efficiency.
- Operating Voltage: 1.8V to 5.5V, supporting a variety of applications.
The ATmega2561 is ideal for complex embedded systems requiring substantial processing power and memory.

Package

The ATmega2561-16AU is packaged in a 64-pin TQFP (Thin Quad Flat Package) with a pitch of 0.8 mm.

Pinout

The ATmega2561-16AU is a microcontroller from Atmel (now part of Microchip Technology) with a total of 100 pins. It features a 16-bit AVR architecture and operates at a maximum clock speed of 16 MHz.
The pin functions include:
1. Digital I/O: 86 general-purpose I/O pins.
2. Analog Inputs: 16 channels of 10-bit ADC.
3. Timers: 6 timers (3 x 16-bit and 3 x 8-bit).
4. USART: 4 hardware USART interfaces.
5. SPI: 1 SPI interface.
6. TWI: 1 TWI (I²C) interface.
7. External Interrupts: Multiple external interrupt pins.
8. Power: Vcc and GND pins for power supply.
9. Reset: Reset pin for device resets.
In addition, there are dedicated pins for programming and debugging. The ATmega2561-16AU is widely used in applications requiring substantial I/O and memory resources, such as embedded systems and complex control applications.

Manufacturer

The ATmega2561-16AU is manufactured by Microchip Technology Inc., a prominent American company specializing in microcontrollers, memory products, and other semiconductor solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip is known for its development of microcontroller and digital signal processing (DSP) technologies. The company serves a wide range of industries, including automotive, industrial, and consumer electronics, providing products that facilitate embedded system design. With a focus on innovation, Microchip offers a programmable, flexible platform, making it a leader in the embedded solutions market.

Application

The ATmega2561-16AU is commonly used in various applications, including embedded systems, robotics, industrial control, automotive systems, and consumer electronics. Its features, such as multiple I/O ports, ADC, and USART, make it ideal for automation, data logging, sensor interfacing, and communication tasks. It's also suitable for development boards and prototyping in educational settings.

Equivalent

Equivalent products to the ATmega2561-16AU include the ATmega2560, which offers similar features but with different packaging options, and the ATmega1280, which has lower memory capacity. Other alternatives may include the Microchip PIC32 series or ARM Cortex-M microcontrollers, depending on the application requirements. Always check specific features, pin compatibility, and memory capacity before substitution.

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