ATMEGA324A-AUR The ATMEGA324A-AUR is an 8-bit AVR microcontroller from Microchip Technology. It features 32KB Flash memory, 2KB RAM, 1KB EEPROM, and operates up to 20MHz.
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ATMEGA324A-AUR

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATMEGA324A-AUR is an 8-bit AVR microcontroller from Microchip Technology. It features 32KB Flash memory, 2KB RAM, 1KB EEPROM, and operates up to 20MHz.
✓ Total Stock: 6,413 pcs

ATMEGA324A-AUR Available from 1 distributor

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ATMEGA324A-AUR 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
Tape & Reel
Voltage
Watchdog Timer

ATMEGA324A-AUR Description

Short technical summary and product information.

The ATMEGA324A-AUR is an 8-bit AVR microcontroller from Microchip Technology, part of the ATmega324A family. It is based on the AVR enhanced RISC architecture and operates at up to 20MHz with a supply voltage range of 1.8V to 5.5V.

 

This microcontroller features 32KB of in-system self-programmable Flash memory, 2KB of SRAM, and 1KB of EEPROM. It includes a rich set of peripherals such as two 8-bit timers, one 16-bit timer, 6 PWM channels, an 8-channel 10-bit ADC with differential input, and multiple serial interfaces including I2C, SPI, and two USARTs.

 

The device is housed in a 44-pin TQFP package (10x10mm) with surface mount mounting. It operates over the industrial temperature range of -40°C to 85°C. The microcontroller supports six sleep modes for power optimization and includes a calibrated internal RC oscillator.

ATMEGA324A-AUR Quick Information

Product Type: Microcontroller
Series: ATmega
Canonical Name: Microchip Technology ATMEGA324A-AUR 8-bit AVR Microcontroller
Subcategory: 8-bit Microcontroller

ATMEGA324A-AUR Compliance

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

ATMEGA324A-AUR Features

  • 8-bit AVR core with up to 20MHz operation.
  • 32KB Flash memory with 10,000 write/erase cycles.
  • 2KB SRAM and 1KB EEPROM on-chip.
  • Rich peripheral set including ADC, timers, and serial interfaces.
  • 44-pin TQFP surface mount package.

ATMEGA324A-AUR Applications

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

ATMEGA324A-AUR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the ATMEGA324A-AUR?

1.8V to 5.5V.

What package does the ATMEGA324A-AUR come in?

44-TQFP (10x10mm) surface mount package.

What is the operating temperature range?

-40°C to 85°C.

Is the ATMEGA324A-AUR RoHS compliant?

RoHS3 Compliant (unverified).

What is the maximum clock frequency?

Up to 20MHz at 4.5V-5.5V, 10MHz at 2.7V-5.5V, 4MHz at 1.8V-5.5V.

How much Flash memory does the ATMEGA324A-AUR have?

32KB (16K x 16) Flash.

Does the microcontroller have an ADC?

Yes, 8-channel 10-bit ADC with differential input and selectable gain.

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