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ATMEGA324A-AUR The ATMEGA324A-AUR is an 8-bit AVR microcontroller from Microchip, operating at up to 20 MHz. It features 32kB of Flash memory and supports I2C, SPI, UART, and USART interfaces.
Mfr Part #:

ATMEGA324A-AUR

Available from 2 distributors
Mfr Name: MIC
MIC
The ATMEGA324A-AUR is an 8-bit AVR microcontroller from Microchip, operating at up to 20 MHz. It features 32kB of Flash memory and supports I2C, SPI, UART, and USART interfaces.
✓ Total Stock: 33,108 pcs
$ Price Range: $6.63

ATMEGA324A-AUR Available from 2 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
22,000 pcs
On Request
22000 pcs On Request 1 On Request On Request 22+ On Request On Request
PROSOFT ELECTRONICS ✓
Non-Authorised Inventory information
11,108 pcs
On Request
11108 pcs On Request 1 On Request On Request 24+ 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.

ATMEGA324A-AUR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Frequency
Halogen Free
Industrial Grade
Interface
Lead Spacing
Lead Style
Memory Size
Memory Type
Mounting Type
Number of Pins
Operating Temperature
Oscillator Type
Peripherals
RAM Size
SVHC Present
Storage Temperature
Tape & Reel
Voltage
Watchdog Timer
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ATMEGA324A-AUR Description

Short technical summary and product information.

The ATMEGA324A-AUR is an 8-bit microcontroller based on the AVR RISC architecture, manufactured by Microchip. It operates at a maximum frequency of 20 MHz and is designed for embedded applications requiring efficient processing and a range of communication interfaces.

 

This microcontroller features 32kB of Flash memory for program storage and 2kB of RAM. It supports common serial interfaces including I2C, SPI, UART, and USART, making it versatile for various connectivity needs. The device operates within a supply voltage range of 1.8V to 5.5V and has a maximum operating temperature of 85°C.

 

Packaged in a 44-pin PQFP (Plastic Quad Flat Package), the ATMEGA324A-AUR is designed for surface mounting. It includes 32 programmable I/O pins and three timers/counters, along with peripherals such as Brown-out Detect/Reset, POR, PWM, and a Watchdog Timer, enhancing its utility in control and monitoring systems.

ATMEGA324A-AUR Quick Information

Product Type: Microcontroller
Series: ATmega324A
Canonical Name: ATMEGA324A-AUR 8-bit AVR Microcontroller
Subcategory: 8-bit AVR

ATMEGA324A-AUR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): Non-condensing
REACH Status: REACH Unaffected
Lead Free: Yes

ATMEGA324A-AUR Estimated Pricing

Qty Low High
1+ $6.63 $6.63

Estimated market price range - modelled values for guidance only, not live distributor offers.

ATMEGA324A-AUR Features

  • 8-bit AVR RISC CPU architecture
  • Up to 20 MHz operating frequency
  • 32kB Flash memory and 2kB RAM
  • Supports I2C, SPI, UART, and USART interfaces
  • Surface mount PQFP44 package

ATMEGA324A-AUR Applications

  • Suitable for embedded control designs requiring multiple I/Os.
  • Good for systems using I2C, SPI, or UART communication.
  • Operates reliably across -40°C to 85°C.
  • Can be used in 1.8V to 5.5V low-power systems.
  • Useful for designs needing PWM and watchdog timer.

ATMEGA324A-AUR FAQs

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

The supply voltage ranges from 1.8 V to 5.5 V.

What package does the ATMEGA324A-AUR use?

The ATMEGA324A-AUR is offered in a 44-pin PQFP package with surface mount mounting.

What is the operating temperature range of the ATMEGA324A-AUR?

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

What is the maximum clock frequency of the ATMEGA324A-AUR?

The maximum clock frequency is 20 MHz.

How much Flash memory does the ATMEGA324A-AUR have?

It has 32 kB of Flash memory.

What serial interfaces are supported by the ATMEGA324A-AUR?

It supports I2C, SPI, UART, and USART serial interfaces.

How many I/O lines does the ATMEGA324A-AUR provide?

It provides 32 programmable I/O lines.

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