ATMEGA1281-16MU

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ATMEGA1281-16MU

IC MCU 8BIT 128KB FLASH 64QFN

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Specifications

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-VFQFN Exposed Pad

Overview

Description

The ATmega1281-16MU is a microcontroller from Microchip Technology's AVR family, designed for embedded system applications. It features a 16-bit AVR RISC architecture, operating at a maximum frequency of 16 MHz. The chip includes 128 KB of flash memory for program storage, 4 KB of SRAM, and 4 KB of EEPROM for data retention.
Key features include:
- I/O Ports: 32 general-purpose I/O pins.
- Timers: Multiple 16-bit timers for various timing applications.
- Communication Interfaces: Supports SPI, I2C, and UART for serial communication.
- ADC: 10-bit ADC with up to 8 channels for analog signal conversion.
- PWM: Advanced PWM capabilities for motor control and other applications.
- Power Management: Various sleep modes for energy efficiency.
The ATmega1281 is commonly used in robotics, automation, and control systems due to its versatility and ease of programming with the Arduino IDE or Atmel Studio. Its robust set of features makes it suitable for both hobbyist and professional applications.

Features

The ATmega1281-16MU is a microcontroller from the AVR family, featuring:
1. Architecture: 8-bit RISC architecture with 16 MHz maximum clock speed.
2. Memory: 128 KB of Flash memory, 4 KB of SRAM, and 4 KB of EEPROM.
3. I/O Ports: 32 general-purpose I/O pins.
4. Timers/Counters: 6 timers (3 with PWM capability) for precise timing and control.
5. ADC: 8-channel, 10-bit Analog-to-Digital Converter for analog signal processing.
6. Communication Interfaces: Multiple serial communication options including USART, SPI, and I2C interfaces.
7. Interrupts: 23 programmable external interrupts for responsive applications.
8. Power Management: Operates at 1.8V to 5.5V with various sleep modes for power efficiency.
9. Operating Temperature: -40°C to 85°C for industrial applications.
10. Package: Available in a 64-pin TQFP package.
These features make the ATmega1281-16MU suitable for a wide range of embedded applications, including automation, robotics, and consumer electronics.

Package

The ATMEGA1281-16MU is available in a 64-pin TQFP (Thin Quad Flat Package) form factor. This package type is characterized by its small footprint and low profile, making it suitable for space-constrained applications.

Pinout

The ATmega1281-16MU is an 8-bit microcontroller from the AVR family, featuring a total of 64 pins. It comes in a 64-pin TQFP (Thin Quad Flat Package) form factor.
The main functions of the ATmega1281 include:
- Digital I/O: It has 32 general-purpose I/O pins.
- Analog Input: Features a 10-bit ADC with up to 8 channels.
- Timers/Counters: Includes multiple timers for various timing functions.
- USART: Supports serial communication through Universal Synchronous and Asynchronous serial Receiver and Transmitter.
- SPI: Provides Serial Peripheral Interface for communication with peripherals.
- I2C: Supports Inter-Integrated Circuit communication.
- External Interrupts: Offers external interrupt capabilities for responsive design.
- Flash Memory: Contains 128KB of flash memory for program storage.
- EEPROM: Has 4KB of EEPROM for non-volatile data storage.
- SRAM: Offers 4KB of SRAM for temporary data storage.
Overall, the ATmega1281-16MU is designed for a wide range of embedded applications.

Manufacturer

The ATMEGA1281-16MU is manufactured by Microchip Technology Inc. Microchip is an American company that specializes in microcontroller and integrated circuit (IC) development. Founded in 1989, Microchip is known for its PIC and AVR microcontrollers, along with a wide range of other semiconductor products. The company serves various industries, including automotive, industrial automation, consumer electronics, and medical devices. Microchip is recognized for providing comprehensive design resources, technical support, and development tools to assist engineers in creating innovative electronic solutions.

Application

The ATmega1281-16MU is widely used in embedded systems for applications such as industrial automation, robotics, home automation, medical devices, and sensor networks. Its versatile features make it suitable for motor control, data logging, communication interfaces (UART, SPI, I2C), and real-time processing tasks. Additionally, it is often utilized in educational projects and prototyping due to its ease of use and extensive support.

Equivalent

Equivalent products to the ATmega1281-16MU include the ATmega1284P, ATmega2561, and ATmega2560. These microcontrollers offer similar features such as AVR architecture, multiple I/O ports, and various peripheral options, but may differ in memory size, pin count, or specific functionalities. Always check the datasheets for detailed specifications and compatibility.

Shipping

Shipping MethodsWe

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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3. Wire Transfer

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