ATMEGA324A-PU The ATMEGA324A-PU is an 8-bit AVR microcontroller from Microchip Technology with 32KB of Flash memory, 2KB of SRAM, and 1KB of EEPROM. It operates at up to 20MHz and is housed in a through-hole 40-pin DIP package.
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ATMEGA324A-PU

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATMEGA324A-PU is an 8-bit AVR microcontroller from Microchip Technology with 32KB of Flash memory, 2KB of SRAM, and 1KB of EEPROM. It operates at up to 20MHz and is housed in a through-hole 40-pin DIP package.
✓ Total Stock: 5,245 pcs

ATMEGA324A-PU Available from 1 distributor

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ATMEGA324A-PU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Lead Spacing
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
SVHC Present
Speed
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ATMEGA324A-PU Description

Short technical summary and product information.

The ATMEGA324A-PU is a high-performance, low-power 8-bit AVR microcontroller from Microchip Technology. It features 32KB of in-system self-programmable Flash program memory, 2KB of internal SRAM, and 1KB of EEPROM. The device operates at a maximum speed of 20MHz, delivering up to 20 MIPS throughput.

 

This microcontroller includes 32 general-purpose I/O pins and supports I²C, SPI, and UART/USART serial communication protocols. It integrates an 8-channel 10-bit analog-to-digital converter (ADC), two 8-bit timer/counters, a 16-bit timer/counter, and peripherals such as brown-out detection, power-on reset, PWM, and a watchdog timer. The operating voltage range is 1.8V to 5.5V, and the operating temperature range is -40°C to 85°C.

 

The ATMEGA324A-PU is supplied in a 40-pin PDIP (0.600", 15.24mm) package with through-hole mounting, suitable for prototyping and industrial applications. It is supported by Microchip's MPLAB X IDE and various in-circuit debugger/programmer tools.

ATMEGA324A-PU Quick Information

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

ATMEGA324A-PU Compliance

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

ATMEGA324A-PU Features

  • 8-bit AVR core with 20MHz maximum speed.
  • 32KB Flash program memory with 2KB SRAM.
  • 1KB EEPROM with 100,000 write/erase cycles.
  • 32 I/O pins with I²C, SPI, UART/USART connectivity.
  • Through-hole 40-PDIP package for easy prototyping.

ATMEGA324A-PU Applications

  • Suitable for consumer electronics and smart appliances.
  • Ideal for industrial control and automation systems.
  • Used in medical devices requiring reliable performance.
  • Applicable in automotive engine control modules.
  • Perfect for IoT devices with connectivity needs.

ATMEGA324A-PU FAQs

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

The operating voltage range is 1.8V to 5.5V.

What is the package type of the ATMEGA324A-PU?

The package is a 40-DIP (0.600", 15.24mm) with through-hole mounting, also known as 40-PDIP.

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

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

Is the ATMEGA324A-PU RoHS compliant?

The device is listed as RoHS3 Compliant, though this is unverified.

What is the maximum clock speed of the ATMEGA324A-PU?

The maximum clock speed is 20MHz.

How much Flash memory does the ATMEGA324A-PU have?

It has 32KB of Flash program memory.

What communication interfaces does the ATMEGA324A-PU support?

It supports I²C, SPI, and UART/USART.

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