ATMEGA1281V-8AU

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ATMEGA1281V-8AU

IC MCU 8BIT 128KB FLASH 64TQFP

  • Manufacturer
  • Mfr. Part #ATMEGA1281V-8AU
  • Package
  • Datasheet
  • In Stock5849

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Specifications

Series AVR® ATmega
Part Status Active
DigiKey Programmable Verified
Core Processor AVR
Core Size 8-Bit
Speed 8MHz
Connectivity EBI/EMI, I2C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 54
Program Memory Size 128KB (64K x 16)
Program Memory Type FLASH
EEPROM Size 4K x 8
RAM Size 8K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 64-TQFP (14x14)
Package / Case 64-TQFP
Base Product Number ATMEGA1281

Overview

Description

The ATmega1281V-8AU is a microcontroller from Atmel's AVR family, designed for a range of embedded applications. It features an 8-bit AVR architecture with a maximum clock speed of 16 MHz. The chip includes 128 KB of flash memory for program storage, 4 KB of SRAM for data, and 4 KB of EEPROM for non-volatile data retention.
Key features include 53 general-purpose input/output (GPIO) pins, 16 channels of 10-bit ADC, and multiple communication interfaces such as UART, SPI, and I2C, making it versatile for various interfacing needs. The ATmega1281V operates at a voltage range of 2.7V to 5.5V and is available in a 64-pin TQFP package.
This microcontroller is particularly suited for applications requiring complex control, data processing, or communication capabilities, such as robotics, home automation, and industrial control systems. Its low power consumption and rich set of peripherals make it an ideal choice for developing efficient and responsive embedded systems.

Features

The ATmega1281V-8AU is an 8-bit AVR microcontroller from Microchip Technology. Key features include:
- Memory: 128KB of Flash memory, 4KB SRAM, and 4KB EEPROM.
- Clock Speed: Operates at up to 8 MHz.
- I/O Ports: 32 programmable I/O pins.
- Timers: Three 16-bit timers/counters with PWM capabilities.
- ADC: 10-bit Analog-to-Digital Converter with up to 8 channels.
- Communication: Supports multiple interfaces, including USART, SPI, and I2C.
- Interrupts: Enhanced interrupt capabilities with external interrupts.
- Low Power Modes: Various power-saving modes for energy-efficient applications.
- Operating Voltage: 1.8V to 5.5V.
Its versatility makes it suitable for embedded applications like robotics, consumer electronics, and industrial control systems.

Package

The ATMEGA1281V-8AU comes in a TQFP (Thin Quad Flat Package) with 64 pins. Its dimensions are 10mm x 10mm, and it features a lead pitch of 0.8mm.

Pinout

The ATmega1281V-8AU is a microcontroller from the AVR family, featuring a total of 64 pins. The pin count includes:
- Digital I/O Pins: 32 general-purpose I/O pins.
- Analog Inputs: 8 channels for 10-bit ADC.
- Communication Interfaces: 1 USART, 1 SPI, and 1 TWI (I2C).
- Timers: 3 timers/counters.
- External Interrupts: Several pins support external interrupts.
- Power and Reset: Includes VCC, GND, AVCC, AREF, and RESET pins.
Its functions encompass a range of applications, including embedded systems, automation, and control. The microcontroller operates at a maximum frequency of 8 MHz (in the V version), and it supports various modes for power efficiency, making it suitable for battery-operated devices.

Manufacturer

The manufacturer of the ATMEGA1281V-8AU is Microchip Technology Inc. Microchip is a leading global provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, the company specializes in designing and manufacturing embedded control solutions, primarily for the consumer, automotive, industrial, and communications markets. Microchip's products are known for their reliability and flexibility, catering to a wide range of applications in various industries.

Application

The ATmega1281V-8AU is commonly used in various application areas, including industrial automation, robotics, consumer electronics, and communication systems. Its features make it suitable for controlling motors, managing sensors, and interfacing with displays. Additionally, it is utilized in data logging, portable devices, and embedded systems requiring low power consumption and high performance.

Equivalent

Equivalent products to the ATmega1281V-8AU include the ATmega1281, ATmega2561, and ATmega640. These microcontrollers share similar architectures, features, and instruction sets. For specific applications, consider the ATmega1284P or ATmega2560, which may offer additional capabilities or memory options. Always verify compatibility based on your project's requirements.

Shipping

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