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ATMEGA328P-MN
+BOMIC MCU 8BIT 32KB FLASH 32VQFN
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ManufacturerAtmel
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Mfr. Part #ATMEGA328P-MN
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Datasheet ATMEGA328P-MN DataSheet
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Package VQFN-32
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In Stock4824
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Specifications
| Attribute | Value |
| Package | Bulk |
| Series | AVR® ATmega |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 23 |
| 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 ~ 105°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-VFQFN Exposed Pad |
Overview
Description
The ATMEGA328P-MN is a microcontroller from Microchip Technology, widely used in embedded systems and hobbyist projects, especially within the Arduino platform. It operates with an 8-bit AVR RISC architecture and offers a balance of performance and power efficiency. Key features include 32 KB of flash memory for program storage, 2 KB of SRAM, and 1 KB of EEPROM for data retention. It supports clock speeds up to 20 MHz.
The microcontroller offers a variety of built-in peripherals, such as timers, counters, and PWM outputs, making it suitable for a range of applications like motor control, sensor integration, and communication interfaces. It comes equipped with USART, SPI, and I2C interfaces for connectivity. The ATMEGA328P-MN also includes analog-to-digital converters (ADCs) for interfacing with analog sensors.
With low power consumption and flexible power modes, it's ideal for battery-powered devices. Its widespread adoption is due to its ease of programming and integration, supported by extensive community resources and libraries, especially through Arduino development environments.
The microcontroller offers a variety of built-in peripherals, such as timers, counters, and PWM outputs, making it suitable for a range of applications like motor control, sensor integration, and communication interfaces. It comes equipped with USART, SPI, and I2C interfaces for connectivity. The ATMEGA328P-MN also includes analog-to-digital converters (ADCs) for interfacing with analog sensors.
With low power consumption and flexible power modes, it's ideal for battery-powered devices. Its widespread adoption is due to its ease of programming and integration, supported by extensive community resources and libraries, especially through Arduino development environments.
Equivalent
Equivalent products to the ATMEGA328P-MN chip include the following microcontrollers:
1. ATMEGA328P-PU - DIP package version of the same chip.
2. ATMEGA8 - Older version with less memory.
3. ATMEGA168 - Lower memory variant.
4. PIC16F877A - Microchip's popular 8-bit microcontroller.
5. ESP8266 - Wi-Fi enabled microcontroller with different features.
6. STM32F103C8T6 - ARM Cortex M3 based microcontroller from STMicroelectronics.
Each might vary slightly in features and capabilities.
1. ATMEGA328P-PU - DIP package version of the same chip.
2. ATMEGA8 - Older version with less memory.
3. ATMEGA168 - Lower memory variant.
4. PIC16F877A - Microchip's popular 8-bit microcontroller.
5. ESP8266 - Wi-Fi enabled microcontroller with different features.
6. STM32F103C8T6 - ARM Cortex M3 based microcontroller from STMicroelectronics.
Each might vary slightly in features and capabilities.
Features
The ATMEGA328P-MN is an 8-bit microcontroller from Microchip Technology, widely used in embedded systems and electronics projects. Key features include:
1. Core: AVR 8-bit RISC architecture.
2. Speed: Operates at up to 20 MHz.
3. Flash Memory: 32 KB In-System Programmable Flash.
4. EEPROM: 1 KB for non-volatile data storage.
5. SRAM: 2 KB for volatile data handling.
6. I/O Ports: 23 programmable I/O lines.
7. Peripherals:
- 3 timers/counters (two 8-bit, one 16-bit).
- Watchdog timer with an internal oscillator.
- 6-channel 10-bit ADC.
- USART, SPI, and I2C communication interfaces.
8. Power: Operating voltage range from 1.8V to 5.5V.
9. Power-Saving Modes: Multiple sleep modes to reduce power consumption.
10. Package: Available in a 32-pin QFN/MLF package.
11. Development Support: Compatible with Arduino platform and supported by various development tools.
The ATMEGA328P-MN is ideal for applications requiring low power consumption, ease of use, and robust performance in compact packages.
1. Core: AVR 8-bit RISC architecture.
2. Speed: Operates at up to 20 MHz.
3. Flash Memory: 32 KB In-System Programmable Flash.
4. EEPROM: 1 KB for non-volatile data storage.
5. SRAM: 2 KB for volatile data handling.
6. I/O Ports: 23 programmable I/O lines.
7. Peripherals:
- 3 timers/counters (two 8-bit, one 16-bit).
- Watchdog timer with an internal oscillator.
- 6-channel 10-bit ADC.
- USART, SPI, and I2C communication interfaces.
8. Power: Operating voltage range from 1.8V to 5.5V.
9. Power-Saving Modes: Multiple sleep modes to reduce power consumption.
10. Package: Available in a 32-pin QFN/MLF package.
11. Development Support: Compatible with Arduino platform and supported by various development tools.
The ATMEGA328P-MN is ideal for applications requiring low power consumption, ease of use, and robust performance in compact packages.
Pinout
The ATMEGA328P-MN is a microcontroller from Microchip Technology and is part of the AVR family. It comes with a 32-pin QFN (Quad Flat No-leads) package. The microcontroller is widely used in embedded systems and hobbyist projects, such as Arduino boards.
Key features and functions include:
- Digital I/O Pins: 23 general-purpose I/O pins.
- Analog Inputs: 6-channel 10-bit ADC.
- PWM Channels: 6 PWM outputs for applications like motor control.
- Communication Interfaces:
- 1 x USART for serial communication.
- 1 x SPI for high-speed data transfer.
- 1 x I2C (TWI) for interfacing with sensors.
- Timers/Counters: Three timers (two 8-bit and one 16-bit) for timing operations.
- Flash Memory: 32 KB for program storage.
- EEPROM: 1 KB for non-volatile data storage.
- SRAM: 2 KB for runtime data storage.
The ATMEGA328P-MN operates at a voltage range of 1.8V to 5.5V and can be clocked up to 20 MHz. It is energy-efficient and suitable for battery-powered applications.
Key features and functions include:
- Digital I/O Pins: 23 general-purpose I/O pins.
- Analog Inputs: 6-channel 10-bit ADC.
- PWM Channels: 6 PWM outputs for applications like motor control.
- Communication Interfaces:
- 1 x USART for serial communication.
- 1 x SPI for high-speed data transfer.
- 1 x I2C (TWI) for interfacing with sensors.
- Timers/Counters: Three timers (two 8-bit and one 16-bit) for timing operations.
- Flash Memory: 32 KB for program storage.
- EEPROM: 1 KB for non-volatile data storage.
- SRAM: 2 KB for runtime data storage.
The ATMEGA328P-MN operates at a voltage range of 1.8V to 5.5V and can be clocked up to 20 MHz. It is energy-efficient and suitable for battery-powered applications.
Manufacturer
The ATMEGA328P-MN is manufactured by Microchip Technology Inc. Microchip Technology is a publicly traded American company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. The company is well-known for providing a wide range of semiconductor products that are used in various electronics applications, including automotive, industrial, consumer, and computing industries. Microchip's products are essential for enabling intelligent and connected devices, and the company is recognized for its innovation, reliability, and customer support in the field of embedded systems.
Application
The ATMEGA328P-MN is a versatile microcontroller used primarily in embedded systems. Its applications include:
1. Consumer Electronics: Used in gadgets and home automation systems.
2. Internet of Things (IoT): Serves as a core component in IoT devices for data processing and communication.
3. Robotics: Powers small robots and automation systems.
4. DIY Projects and Prototyping: Popular in Arduino boards for educational and hobbyist projects.
5. Automotive Systems: Integrates into vehicle control and monitoring systems.
6. Industrial Automation: Utilized in sensors and control units for industrial applications.
7. Medical Devices: Found in portable medical equipment for control and data processing.
1. Consumer Electronics: Used in gadgets and home automation systems.
2. Internet of Things (IoT): Serves as a core component in IoT devices for data processing and communication.
3. Robotics: Powers small robots and automation systems.
4. DIY Projects and Prototyping: Popular in Arduino boards for educational and hobbyist projects.
5. Automotive Systems: Integrates into vehicle control and monitoring systems.
6. Industrial Automation: Utilized in sensors and control units for industrial applications.
7. Medical Devices: Found in portable medical equipment for control and data processing.
Package
The ATMEGA328P-MN is packaged in a 32-pin VQFN (Very Thin Quad Flat No-leads) package. This package type is known for its compact size and excellent thermal performance, making it suitable for space-constrained applications.
