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ATMEGA328P Datasheet, PDF - ATMEL Corporation

Search Partnumber : Match&Start with "ATMEGA328P" - Select : 48 , Total : 62 ( 2/3 Page)

Manufacturer	Part #	Datasheet	Description
ATMEL Corporation	ATMEGA328P-AU	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-AU	499Kb/32P	8-bit Microcontroller with 4/8/16/32K Bytes In-System Programmable Flash
	ATMEGA328P-AUR	499Kb/32P	8-bit Microcontroller with 4/8/16/32K Bytes In-System Programmable Flash
	ATMEGA328P-AUR	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015
	ATMEGA328P-AUR	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-MMH	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015
	ATMEGA328P-MMH	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-MMHR	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-MMHR	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015
	ATMEGA328P-MN	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015
	ATMEGA328P-MN	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-MNR	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015
	ATMEGA328P-MNR	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-MU	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015
	ATMEGA328P-MU	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-MU	499Kb/32P	8-bit Microcontroller with 4/8/16/32K Bytes In-System Programmable Flash
	ATMEGA328P-MUR	499Kb/32P	8-bit Microcontroller with 4/8/16/32K Bytes In-System Programmable Flash
	ATMEGA328P-MUR	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015
	ATMEGA328P-MUR	406Kb/24P	8-bit AVR Microcontrollers 06/2016
	ATMEGA328P-PN	750Kb/50P	ATMEL 8-BIT MICROCONTROLLER WITH 4/8/16/32KBYTES IN-SYSTEM PROGRAMMABLE FLASH 11/2015

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Brief Description of ATMEGA328P

The ATmega328P is a popular 8-bit microcontroller from the Atmel (now a part of Microchip Technology) AVR family. It is widely used in a variety of embedded systems and DIY projects due to its versatility, performance, and ease of use. Here are some key features and specifications of the ATmega328P microcontroller:

Architecture: The ATmega328P uses the Harvard architecture and is based on the Modified Harvard Architecture, which combines the features of both Harvard and von Neumann architectures. It features a single-cycle execution, making it efficient for various applications.

CPU Speed: The ATmega328P typically operates at a clock speed of 16 MHz, but it can run at lower frequencies for power-saving applications.

Flash Memory: The microcontroller has 32KB of in-system programmable Flash memory for storing the program code.

SRAM: It has 2KB of static RAM (SRAM) for data storage during program execution.

EEPROM: The ATmega328P has 1KB of electrically erasable programmable read-only memory (EEPROM) for non-volatile data storage.

I/O Pins: It offers 23 general-purpose I/O pins, which can be used for various digital and analog inputs and outputs.

Analog-to-Digital Converter (ADC): The ATmega328P includes a 10-bit ADC with multiple channels, making it suitable for analog sensor interfacing.

Timers and Counters: It features three 16-bit timers/counters, including a 16-bit real-time counter (RTC).

Communication Interfaces: The ATmega328P supports UART (serial communication), SPI (Serial Peripheral Interface), and I2C (Inter-Integrated Circuit) communication protocols.

Voltage Supply: The microcontroller typically operates at 5V, but it has a wide voltage supply range, from 1.8V to 5.5V.

Power-Saving Modes: It provides several power-saving modes to reduce power consumption when the microcontroller is not actively processing.

Operating Temperature Range: The ATmega328P is designed to operate within a wide temperature range, making it suitable for various environments.

Bootloader Support: Many ATmega328P-based development boards and products include a bootloader, allowing for easy programming via a serial connection.

Equivalent for ATMEGA328P

The ATmega328P is an 8-bit microcontroller from Microchip Technology, widely used in embedded systems and popularized by platforms like Arduino. When seeking a replacement, consider the following alternatives:

ATmega4808:

Offers enhanced features over the ATmega328P, including more GPIO pins and peripherals.
Provides hardware interrupts on all GPIO pins and up to eight PWM channels.
Features accurate internal oscillators, reducing the need for external components.
Requires UPDI (Unified Program and Debug Interface) for programming.
LGT8F328P:

A third-party clone of the ATmega328P, operating at up to 32MHz.
Includes additional features like a built-in DAC and more timers.
Maintains compatibility with Arduino IDE, though some functions may differ.
Offers a cost-effective alternative but may have limited support and documentation.
ATmega32U4:

Features built-in USB communication, eliminating the need for an external USB-to-serial converter.
Provides 2.5KB of SRAM, slightly more than the ATmega328P's 2KB.
Commonly used in Arduino Leonardo and Pro Micro boards.
May require modifications to existing projects due to differences in pin configuration and functionality.
STM32F103C8T6:

A 32-bit ARM Cortex-M3 microcontroller offering higher performance.
Operates at 72MHz with 20KB of SRAM and 64KB of flash memory.
Supported by the Arduino IDE through additional cores.
Requires adaptation for 3.3V logic levels and different pin mappings.

*This information is for general informational purposes only, we will not be liable for any loss or damage caused by the above information.

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