ATMEGA1284P-AU

Symbol Micros: ATM1284p-au
Contractor Symbol:
Case : TQFP44
128kB-FL 16kB-RAM 4kB-EE 32I/O 1.8-5.5V 20MHz 3xtimer 8AD 2UART SPI TWI -40÷85°C
Parameters
Manufacturer: MICROCHIP
Architecture: 8-bit
FLASH memory: 128kB
RAM memory: 16kB
EEPROM memory: 4kB
Number of I/O: 32
Supply voltage range: 1,8V~5,5V
Manufacturer:: Microchip Manufacturer part number: ATMEGA1284P-AU RoHS Case style: TQFP44 Datasheet
In stock:
273 pcs.
Quantity of pcs. 1+ 3+ 10+ 30+ 100+
Net price (EUR) 5,9171 5,4497 5,1642 5,0202 4,9305
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Packaging:
160
Manufacturer:: Microchip Manufacturer part number: ATMEGA1284P-AU Case style: TQFP44  
External warehouse:
1027 pcs.
Quantity of pcs. 1+ (Need a significantly larger quantity? Ask for price).
Net price (EUR) 4,9305
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Packaging:
1
Delivery within 4-7 business days.
Minimum order amount
must exceed 20 Euro.
Manufacturer:: Microchip Manufacturer part number: ATMEGA1284P-AUR Case style: TQFP44  
External warehouse:
1725 pcs.
Quantity of pcs. 1+ (Need a significantly larger quantity? Ask for price).
Net price (EUR) 7,4620
Add to comparison tool
Packaging:
1
Delivery within 4-7 business days.
Minimum order amount
must exceed 20 Euro.
Manufacturer:: Microchip Manufacturer part number: ATMEGA1284P-AU Case style: TQFP44  
External warehouse:
240 pcs.
Quantity of pcs. 160+ (Need a significantly larger quantity? Ask for price).
Net price (EUR) 5,9697
Add to comparison tool
Packaging:
160
Delivery within 4-7 business days.
Minimum order amount
must exceed 20 Euro.
         
 
Item in delivery
Estimated date:
2025-12-19
Quantity of pcs.: 320
Manufacturer: MICROCHIP
Architecture: 8-bit
FLASH memory: 128kB
RAM memory: 16kB
EEPROM memory: 4kB
Number of I/O: 32
Supply voltage range: 1,8V~5,5V
Frequency: 20,000MHz
ADC: YES
DAC: NO
UART/USART interface: YES
SPI interface: YES
TWI (I2C) interface: YES
CAN interface: NO
ETHERNET interface: NO
USB interface: NO
Encryption: NO
Operating temperature (range): -40°C ~ 85°C
Case: TQFP44
Detailed description

ATMEGA1284P-AU Microcontroller

The ATMEGA1284P-AU is an advanced 8-bit microcontroller from the popular AVR® family, manufactured by Microchip. Based on a high-performance, low-power AVR RISC architecture, it offers an impressive 128 KB of Flash memory and 16 KB of SRAM, making it one of the most powerful devices in its class. This microcontroller is designed for projects requiring large memory capacity, multiple peripherals, and low energy consumption. The -AU version comes in a TQFP-44 surface-mount package (SMD), ideal for minimizing PCB dimensions.

Key Features and Specifications of the ATMEGA1284P-AU Microcontroller

The most important technical parameters of the ATMEGA1284P-AU, which define its high performance and flexibility, include:

  • Architecture: 8-bit AVR® enhanced RISC processor delivering up to 20 MIPS at 20 MHz.
  • Program Memory: 128 KB Flash with In-System Programmable capability.
  • Data Memory: Large, integrated 16 KB SRAM.
  • Non-volatile Memory: Built-in 4 KB EEPROM for storing configuration data.
  • I/O Lines: 32 general-purpose programmable input/output lines.
  • Analog Peripherals: 8-channel, 10-bit ADC.
  • Communication Interfaces: Two programmable USART ports, SPI and I²C (TWI) interfaces.
  • Package: TQFP-44, surface-mount.
  • Supply Voltage: Wide operating range from 1.8 V to 5.5 V.

Typical Applications of the ATMEGA1284P-AU Microcontroller

Thanks to its large memory resources, numerous I/O lines, and integrated ADCs, the ATMEGA1284P-AU microcontroller is an ideal choice for advanced embedded applications such as:

  • data acquisition systems,
  • IoT devices and sensor networks,
  • advanced HMI interfaces,
  • motor controllers with feedback loops.

If you are looking for an 8-bit microcontroller with memory capacity comparable to 16-bit devices, the ATMEGA1284P-AU offers a proven, energy-efficient solution. Micros guarantees that this TQFP-44 package component will meet your most demanding requirements.



Micros Part Number

ATM1284p-au

Manufacturer Part Number

ATMEGA1284P-AU

Flash

128 Kbytes

Pin Count

44

Max. Operating Freq.

20 MHz

CPU

8-bit AVR

Max I/O Pins

32

SPI

3

UART

2

SRAM (Kbytes)

16

Self Program Memory

Tak

Operating Voltage (Vcc)

1.8 to 5.5

Timers

3

Watchdog

Yes