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ATMEGA1284P-AU 8-bit AVR microcontroller with 128KB Flash, 16KB SRAM, and 4KB EEPROM. Operates up to 20MHz and is housed in a 44-TQFP package.
Mfr Part #:

ATMEGA1284P-AU

Available from 4 distributors
Mfr Name: Microchip Technology
Microchip Technology
8-bit AVR microcontroller with 128KB Flash, 16KB SRAM, and 4KB EEPROM. Operates up to 20MHz and is housed in a 44-TQFP package.
✓ Total Stock: 20,034 pcs

ATMEGA1284P-AU Available from 4 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
9,884 pcs
On Request
9884 pcs On Request 1 On Request On Request 21+ On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
3,712 pcs
On Request
3712 pcs On Request 1 On Request On Request 20+ On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
3,238 pcs
On Request
3238 pcs On Request 1 On Request On Request On Request On Request On Request
PROSOFT ELECTRONICS ✓
Non-Authorised Inventory information
3,200 pcs
On Request
3200 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

ATMEGA1284P-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Termination Style
Voltage
Watchdog Timer
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ATMEGA1284P-AU Description

Short technical summary and product information.

The ATMEGA1284P-AU is a high-performance, low-power 8-bit AVR microcontroller from Microchip Technology. It features 128KB of in-system self-programmable Flash memory, 16KB internal SRAM, and 4KB EEPROM, providing ample memory for complex embedded applications. The device supports a maximum clock frequency of 20MHz at 4.5V to 5.5V, delivering up to 20 MIPS throughput.

 

This microcontroller includes a rich set of peripherals: two 8-bit timers, two 16-bit timers, six PWM channels, an 8-channel 10-bit ADC, a real-time counter, and an analog comparator. Connectivity options include I²C, SPI, and UART/USART interfaces. It also features JTAG support for on-chip debugging and programming.

 

The ATMEGA1284P-AU is supplied in a 44-TQFP package with gull wing leads, suitable for surface mount assembly. It operates over a supply voltage range of 1.8V to 5.5V and a temperature range of -40°C to 85°C, making it suitable for industrial and consumer applications.

ATMEGA1284P-AU Quick Information

Product Type: Microcontroller
Series: ATmega
Canonical Name: ATmega1284P-AU 8-bit AVR Microcontroller
Subcategory: AVR MCU

ATMEGA1284P-AU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ATMEGA1284P-AU Features

  • High-performance 8-bit AVR RISC architecture.
  • 128KB Flash, 16KB SRAM, 4KB EEPROM memory.
  • Up to 20 MIPS throughput at 20MHz.
  • 8-channel 10-bit ADC and six PWM channels.
  • I²C, SPI, and UART/USART serial interfaces.

ATMEGA1284P-AU Applications

  • Ideal for industrial control and automation systems.
  • Used in sensor interfacing and data acquisition.
  • Suitable for motor control and PWM applications.
  • Applicable in consumer electronics and IoT devices.

ATMEGA1284P-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATMEGA1284P-AU?

The operating voltage range is 1.8V to 5.5V.

What package does the ATMEGA1284P-AU come in?

It comes in a 44-TQFP (10x10mm) surface mount package.

What is the operating temperature range of the ATMEGA1284P-AU?

The operating temperature range is -40°C to 85°C.

Is the ATMEGA1284P-AU RoHS compliant?

It is listed as RoHS3 Compliant, though this is unverified.

How much Flash memory does the ATMEGA1284P-AU have?

It has 128KB of Flash program memory.

What is the maximum clock speed of the ATMEGA1284P-AU?

The maximum clock speed is 20MHz at 4.5V to 5.5V supply.

How many I/O pins does the ATMEGA1284P-AU have?

It has 32 I/O pins.

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