• ATMEGA324PA-AU TQFP-44
ATMEGA324PA-AU TQFP-44

ATMEGA324PA-AU

The ATMEGA324PA-AU is a Microcontroller Processing Unit compliant with the ROHS directive

Quantity Unit Price(USD) Ext. Price
1 $3.216 $3.22
10 $2.802 $28.02
30 $2.556 $76.68
160 $2.306 $368.96
480 $2.190 $1,051.20
960 $2.139 $2,053.44

Inventory:3,848

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Overview of ATMEGA324PA-AU

The ATMEGA324PA-AU is a high-performance, low-power 8-bit microcontroller from Atmel, featuring advanced RISC architecture and multiple peripherals for diverse embedded applications. It offers 32KB of in-system programmable flash memory, 1KB EEPROM, 2KB SRAM, and 32 general-purpose I/O lines.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCC: Positive Power Supply
  • GND: Ground
  • PORTx: General Purpose I/O Ports
  • XTAL1, XTAL2: Crystal Oscillator Connections
  • RESET: External Reset Input
  • AREF: Analog Reference Voltage for ADC
  • AVCC: Positive Voltage Reference for ADC
  • GND: Ground
  • ADCx: Analog-to-Digital Converter Channels
  • USARTx: USART Communication Interface
  • SPIx: Serial Peripheral Interface
  • I2Cx: Two-Wire Serial Interface
  • OC0A, OC0B: Timer/Counter Output Compare Pins

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ATMEGA324PA-AU microcontroller for a detailed visual representation.

Key Features

  • Advanced RISC Architecture: Offers high performance and throughput for efficient processing.
  • In-System Programmable Flash: Allows for easy program updates and modifications without removing the microcontroller.
  • Multiple Communication Interfaces: Supports USART, SPI, and I2C for flexible communication options.
  • Analog-to-Digital Converter: Integrated ADC for analog signal processing and conversion.
  • Low-Power Consumption: Designed for energy-efficient operation in battery-powered applications.
  • Enhanced Timers and PWM: Features timers and PWM outputs for precise timing and control.

Note: For detailed technical specifications, please refer to the ATMEGA324PA-AU datasheet.

Application

  • Embedded Systems: Ideal for various embedded applications including IoT devices, industrial control systems, and automation.
  • Consumer Electronics: Used in consumer electronics for control and interface functionalities.
  • Automotive Electronics: Suitable for automotive applications requiring real-time processing and control.

Functionality

The ATMEGA324PA-AU microcontroller provides a comprehensive set of features and peripherals for diverse embedded applications, offering high performance and flexibility for custom designs.

Usage Guide

  • Power Supply: Connect VCC and GND pins to the power supply and ground, respectively, according to the specified voltage range.
  • I/O Connections: Utilize the general-purpose I/O ports for interfacing with external devices and components.
  • Communication Setup: Configure the USART, SPI, or I2C interfaces as needed for communication requirements.

Frequently Asked Questions

Q: Can the ATMEGA324PA-AU run at higher clock speeds?
A: The ATMEGA324PA-AU supports various clock speed configurations for different performance requirements. Refer to the datasheet for specific details on clock frequency options.

Q: Is the ATMEGA324PA-AU compatible with Arduino IDE?
A: Yes, the ATMEGA324PA-AU can be programmed using the Arduino IDE with the appropriate board configurations and libraries.

Equivalent

For similar functionalities, consider these alternatives to the ATMEGA324PA-AU:

  • ATMEGA328P-AU: Another popular 8-bit microcontroller from Atmel with similar features and performance characteristics.
  • PIC16F877A: A microcontroller from Microchip offering comparable functionality and peripherals for embedded applications.

ATMEGA324PA-AU

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Program Memory Size (KB) 32 RAM (bytes) 2048
Data EEPROM (bytes) 1024 Pin Count 44
Operation Voltage Max.(V) 5.5 Operation Voltage Min.(V) 1.8
Timers 2 x 8-bit - 1 x 16-bit Max ADC Resolution (bits) 10
ADC Channels 8 Zero Cross Detect No
Number of Comparators 1 SPI 3 -SPI
I2C 1 -I2C Stand alone PWM 6
Low Power Yes Numerically Controlled Oscillator (NCO) 0
Data Signal Modulator (DSM) 0

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