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ATMEGA1281-16AU

Name: ATMEGA1281-16AU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 128KB FLASH 64TQFP

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包 TQFP-64
資料表 ATMEGA1281-16AU DataSheet
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規格

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	128KB (64K x 16)
ProgramMemoryType	FLASH
EEPROMSize	4K x 8
RAMSize	8K x 8
Voltage-Supply(Vcc/Vdd)	2.7V ~ 5.5V
DataConverters	A/D 8x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	64-TQFP

概述

Description

The ATmega1281-16AU is a versatile 8-bit microcontroller from Microchip Technology, part of the AVR family. It features 128 KB of flash memory, 4 KB of SRAM, and 4 KB of EEPROM, making it suitable for various applications, including embedded systems, automation, and robotics.
With a maximum clock speed of 16 MHz, the ATmega1281 supports multiple I/O ports with up to 86 general-purpose I/O pins, which can be configured for various functions. It includes built-in peripherals such as timers, UART, SPI, and I2C interfaces, enabling easy communication with other devices.
The microcontroller operates at a voltage range of 2.7V to 5.5V, making it suitable for battery-operated devices. Its low power consumption and various sleep modes enhance energy efficiency.
The ATmega1281 is programmed using AVR Studio or the Arduino IDE, allowing developers to create a wide range of applications efficiently. Its robust performance and extensive features make it a popular choice for hobbyists and professionals alike.

Features

The ATmega1281-16AU is a microcontroller from Microchip's AVR family, featuring:
- Microcontroller Architecture: 8-bit AVR RISC architecture.
- Flash Memory: 128 KB of in-system programmable flash memory.
- SRAM: 4 KB of SRAM.
- EEPROM: 4 KB of EEPROM.
- Clock Speed: Operates at up to 16 MHz.
- I/O Ports: 23 general-purpose I/O pins.
- ADC: 8-channel, 10-bit Analog-to-Digital Converter (ADC).
- Timers: Three 16-bit timers/counters with PWM capability.
- Communication Interfaces: USART, SPI, and I2C (TWI) interfaces.
- Interrupts: Up to 32 external interrupts.
- Operating Voltage: 1.8 to 5.5 V.
- Low Power Modes: Various sleep modes for energy efficiency.
The ATmega1281-16AU is ideal for embedded applications requiring extensive I/O and communication options, making it suitable for industrial controls, robotics, and consumer electronics.

Package

The ATmega1281-16AU is packaged in a TQFP (Thin Quad Flat Package) with 64 pins. This surface mount package is designed for compact integration into electronic circuits, providing a balance of performance and space efficiency.

Pinout

The ATmega1281-16AU is a microcontroller from Microchip Technology, featuring a total of 64 pins in a TQFP (Thin Quad Flat Package) configuration. It operates at a maximum clock speed of 16 MHz.
Key functions of the pins include:
- Digital I/O: 53 general-purpose I/O lines.
- Analog Inputs: 8 channels for 10-bit ADC (Analog-to-Digital Converter).
- Timers: 6 timer/counter units for various timing applications.
- Serial Communication: Multiple USARTs (Universal Synchronous and Asynchronous serial Receiver and Transmitter) for serial communication.
- SPI and I2C: Support for SPI (Serial Peripheral Interface) and TWI (Two Wire Interface, also known as I2C).
- External Interrupts: Supports external interrupts for responsive applications.
- Reset Pin: Dedicated pin for resetting the microcontroller.
The ATmega1281 is designed for high-performance applications requiring extensive I/O and various communication protocols.

Manufacturer

The ATMEGA1281-16AU is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in producing microcontrollers, analog semiconductors, and memory products. Founded in 1989, it is known for its development of innovative solutions for embedded control applications. Microchip serves a diverse range of industries, including automotive, industrial, consumer, and communications. The company emphasizes low-power and high-performance devices, making it a preferred choice for engineers and developers in various technological sectors.

Application

The ATMEGA1281-16AU is commonly used in various applications, including industrial automation, robotics, medical devices, sensor systems, and consumer electronics. Its features support data logging, communication interfaces (like UART, SPI, and I2C), and real-time processing tasks. Additionally, it is suitable for embedded systems requiring high I/O capabilities and low power consumption, making it ideal for applications such as smart grids, home automation, and wearable devices.

Equivalent

Equivalent products to the ATmega1281-16AU include the ATmega1284P, ATmega1280, and ATmega2560. These microcontrollers share similar features, such as AVR architecture, comparable memory sizes, and peripheral functionalities, making them suitable alternatives depending on specific application requirements.