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Wide voltage range support

ISO14001 ISO9001 DUNS

Brands: ATMEL

Mfr.Part #: ATMEGA1284P-AU

Datasheet: ATMEGA1284P-AU Datasheet (PDF)

Package/Case: TQFP-44

RoHS Status:

Stock Condition: 7368 pcs, New Original

Warranty: 1 Year Ovaga Warranty - Find Out More

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ATMEGA1284P-AU General Description

The ATMEGA1284P-AU is a high-performance 8-bit microcontroller from Atmel's AVR family. It features 128KB of in-system programmable flash memory, 16KB of SRAM, and 4KB of EEPROM. The microcontroller operates at a maximum frequency of 20MHz and has 86 GPIO pins for interfacing with external peripherals and sensors.The ATMEGA1284P-AU also includes 8-channel 10-bit ADC for analog signal processing, USART, SPI, and I2C communication interfaces for connecting to other devices, as well as timers and PWM outputs for controlling external events and generating waveforms.Additionally, the microcontroller supports power-saving sleep modes, internal and external clock options, and has built-in safety features such as brown-out detection and watchdog timer. The ATMEGA1284P-AU is commonly used in industrial control systems, robotics, home automation, and sensor networks due to its versatile features and high reliability



  • ATmega1284P-AU is a low-power microcontroller with 128KB of flash memory, 16KB of SRAM, and 4KB of EEPROM
  • It has 32 general-purpose I/O pins, 8-channel 10-bit ADC, 2 USARTs, SPI and I2C interfaces, and 3 timer/counters
  • It operates at a maximum frequency of 20MHz and has a wide operating voltage range of 1
  • 8V to 5
  • 5V
  • Application

  • Some application areas of the ATMEGA1284P-AU include industrial automation, sensor networks, embedded systems, robotics, and Internet of Things (IoT) devices
  • This microcontroller is commonly used in projects that require high processing power, connectivity, and low power consumption
  • Specifications

    Parameter Value Parameter Value
    Program Memory Size (KB) 128 RAM (bytes) 16384
    Data EEPROM (bytes) 4096 Pin Count 44
    Operation Voltage Max.(V) 5.5 Operation Voltage Min.(V) 1.8
    Timers 2 x 8-bit - 2 x 16-bit Max ADC Resolution (bits) 10
    ADC Channels 8 Zero Cross Detect No
    Number of Comparators 1 SPI 3 -SPI
    I2C 1 -I2C Stand alone PWM 6
    Low Power Yes Numerically Controlled Oscillator (NCO) 0
    Data Signal Modulator (DSM) 0


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    1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

    2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


    • Product

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    We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

    After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

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