ATMEGA328P-MN The ATMEGA328P-MN is an 8-bit AVR microcontroller from Microchip Technology with 32KB Flash memory, 2KB RAM, and operates at up to 20MHz. It features 23 I/O lines, I2C/SPI/UART connectivity, and an internal oscillator.
Mfr Part #:

ATMEGA328P-MN

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATMEGA328P-MN is an 8-bit AVR microcontroller from Microchip Technology with 32KB Flash memory, 2KB RAM, and operates at up to 20MHz. It features 23 I/O lines, I2C/SPI/UART connectivity, and an internal oscillator.
✓ Total Stock: 2,645 pcs

ATMEGA328P-MN Available from 1 distributor

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ATMEGA328P-MN Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage

ATMEGA328P-MN Description

Short technical summary and product information.

The ATMEGA328P-MN is a high-performance, low-power 8-bit AVR microcontroller from Microchip Technology. It features 32KB of in-system self-programmable Flash memory, 2KB SRAM, and 1KB EEPROM with high endurance (10,000 Flash write/erase cycles, 100,000 EEPROM cycles). The device operates at speeds up to 20 MHz, delivering up to 20 MIPS throughput.

 

Key peripherals include two 8-bit timers, one 16-bit timer, six PWM channels, an 8-channel 10-bit ADC, and a temperature measurement capability. Communication interfaces include I2C, SPI, and UART/USART. The microcontroller also supports capacitive touch sensing via the QTouch library.

 

The ATMEGA328P-MN is supplied in a 32-VFQFN exposed pad package (32-VQFN 5x5mm) for surface mount assembly. It operates over a wide voltage range of 1.8V to 5.5V and has an operating temperature range of -40°C to 85°C (per datasheet). The device includes brown-out detection, power-on reset, and a watchdog timer for reliable operation.

ATMEGA328P-MN Quick Information

Product Type: Microcontroller
Series: AVR
Canonical Name: Microchip Technology ATMEGA328P-MN 8-bit AVR Microcontroller
Subcategory: 8-bit Microcontroller

ATMEGA328P-MN Compliance

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

ATMEGA328P-MN Features

  • 8-bit AVR core with up to 20 MIPS throughput.
  • 32KB in-system self-programmable Flash memory.
  • 2KB SRAM and 1KB EEPROM with high endurance.
  • Wide operating voltage range 1.8V to 5.5V.
  • 23 general-purpose I/O pins with multiple peripherals.

ATMEGA328P-MN Applications

  • Ideal for embedded control and automation systems.
  • Suitable for IoT sensor nodes and data loggers.
  • Used in consumer electronics and industrial controllers.
  • Capable of capacitive touch sensing with QTouch library.

ATMEGA328P-MN FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATMEGA328P-MN?

1.8V to 5.5V.

What package does the ATMEGA328P-MN come in?

32-VFQFN Exposed Pad (32-VQFN 5x5mm).

What is the operating temperature range?

-40°C to 85°C (per datasheet).

Is the ATMEGA328P-MN RoHS compliant?

RoHS3 Compliant (unverified).

What is the maximum clock frequency?

20 MHz at 4.5-5.5V supply.

How much Flash memory does it have?

32KB.

What communication interfaces are available?

I2C, SPI, UART/USART.

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