ATMEGA329PA-AU

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ATMEGA329PA-AU

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IC MCU 8BIT 32KB FLASH 64TQFP

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  • 包裹 TQFP-64

  • 有存貨6949

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規格

屬性 價值
Package Tray
Series AVR® ATmega
ProductStatus Active
CoreProcessor AVR
CoreSize 8-Bit
Speed 20MHz
Connectivity SPI, UART/USART, USI
Peripherals Brown-out Detect/Reset, LCD, POR, PWM, WDT
NumberofI/O 54
ProgramMemorySize 32KB (16K x 16)
ProgramMemoryType FLASH
EEPROMSize 1K x 8
RAMSize 2K x 8
Voltage-Supply(Vcc/Vdd) 1.8V ~ 5.5V
DataConverters A/D 8x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 64-TQFP

概述

Description

The ATMEGA329PA-AU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It features a high-performance RISC architecture with 32 general-purpose working registers that are directly connected to the Arithmetic Logic Unit (ALU), allowing two independent registers to be accessed in a single instruction executed in one clock cycle. This architecture enhances processing speed and efficiency.
Key features include 32KB of in-system self-programmable Flash memory, 1KB EEPROM, and 2KB SRAM. It supports a wide range of interfaces such as USART, SPI, and I2C, making it versatile for various applications. The microcontroller operates at a maximum frequency of 20 MHz and supports a wide operating voltage range from 1.8V to 5.5V, making it suitable for battery-operated devices.
Additional features include a JTAG interface for on-chip debugging, a power-on reset, an internal calibrated oscillator, and six PWM channels. It also includes an analog comparator and a 10-bit ADC, enhancing its utility in sensor interfacing and analog signal processing. The ATMEGA329PA-AU is used in applications like consumer electronics, embedded systems, and industrial automation.

Equivalent

The ATMEGA329PA-AU is an 8-bit microcontroller in the AVR series by Microchip Technology. Equivalent products with similar features might include:
1. ATmega328P: Offers similar performance and is widely used in Arduino boards.
2. ATmega324P: Shares similar specifications with additional UART support.
3. ATmega32A: Offers comparable functionality with slight variations in peripherals.
Compatibility depends on specific application requirements such as pin configuration, memory size, and peripheral features. Always verify specifications to ensure proper substitution.

Features

The ATMEGA329PA-AU is an 8-bit microcontroller from Microchip's AVR family, known for its efficient performance and low power consumption. Key features include:
1. CPU and Memory:
- 8-bit AVR RISC architecture.
- 32KB Flash memory.
- 1KB SRAM.
- 1KB EEPROM.
2. Operating Speed:
- Up to 20 MHz.
3. I/O and Peripherals:
- 32 programmable I/O lines.
- 8-channel 10-bit ADC.
- Two 8-bit Timer/Counters and one 16-bit Timer/Counter.
- USART, SPI, and TWI (I2C) communication interfaces.
4. Special Features:
- Watchdog Timer with internal oscillator.
- On-chip analog comparator.
- JTAG interface for on-chip debugging.
- Power-on Reset and Programmable Brown-out Detection.
5. Power Consumption:
- Advanced power-saving modes including Idle, ADC Noise Reduction, Power-save, Power-down, and Standby.
6. Package:
- Available in TQFP (Thin Quad Flat Package) with 44 pins.
This microcontroller is suitable for various applications, including embedded systems, consumer electronics, and industrial automation, due to its versatility and robust feature set.

Pinout

The ATMEGA329PA-AU is a microcontroller from the AVR family, manufactured by Microchip Technology. It comes in a TQFP (Thin Quad Flat Package) with 44 pins. The microcontroller is based on an 8-bit RISC architecture and features a range of functionalities such as:
1. Digital I/O: Multiple general-purpose input/output pins.
2. Timers/Counters: Several 8-bit and 16-bit timers for various timing operations.
3. USART: Universal Synchronous/Asynchronous Receiver/Transmitter for serial communication.
4. SPI: Serial Peripheral Interface for high-speed synchronous data transfer.
5. I2C: Two-wire interface for communication with other I2C devices.
6. ADC: Analog-to-Digital Converter for converting analog signals into digital data.
7. PWM: Pulse Width Modulation outputs for controlling devices like motors.
8. Watchdog Timer: Ensures proper operation by resetting the device if it malfunctions.
9. Interrupts: External and internal interrupt sources for responsive control.
10. EEPROM: Non-volatile memory for data storage.
These features make the ATMEGA329PA-AU suitable for a range of applications in embedded systems, from simple devices to complex control systems.

Manufacturer

The ATMEGA329PA-AU is manufactured by Microchip Technology Inc. Microchip Technology is a leading semiconductor company that specializes in providing microcontroller and analog semiconductors. The company offers a broad range of products, including microcontrollers, microprocessors, analog and interface products, wireless and wired connectivity solutions, as well as memory and storage devices. Microchip primarily serves industries such as automotive, consumer electronics, industrial, communications, and computing. They are known for delivering reliable and high-performance solutions that help engineers and designers to innovate and bring their products to market efficiently.

Application

The ATMEGA329PA-AU is a microcontroller commonly used in embedded systems and applications requiring low power consumption and high performance. Key application areas include:
1. Consumer Electronics: Used in devices such as remote controls, home automation systems, and small appliances.
2. Automotive: Applied in dashboard instruments, climate control systems, and body electronics.
3. Industrial Automation: Implemented in control systems, sensors, and machinery interfaces.
4. Medical Devices: Utilized in portable medical instruments and wearable health monitoring devices.
5. Communication Devices: Supports applications in wireless networking and RF systems.
6. Educational and DIY Projects: Often used in hobbyist electronics and educational kits due to its versatility and ease of use.

Package

The ATMEGA329PA-AU is a microcontroller from Microchip Technology, and it comes in a TQFP (Thin Quad Flat Package) with 44 pins. This package type is suitable for surface-mount technology, providing a compact and efficient form factor for electronic circuit integration.

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