ATMEGA328PB-MN 8-bit AVR microcontroller with 32KB Flash, 2KB RAM, 1KB EEPROM, and 20MHz clock speed in a 32-VFQFN package.
Mfr Part #:

ATMEGA328PB-MN

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
8-bit AVR microcontroller with 32KB Flash, 2KB RAM, 1KB EEPROM, and 20MHz clock speed in a 32-VFQFN package.
✓ Total Stock: 1,340 pcs

ATMEGA328PB-MN Available from 1 distributor

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✓ Non-Authorised
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1,340 pcs
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ATMEGA328PB-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
SVHC Present
Speed
Supplier Device Package
Voltage

ATMEGA328PB-MN Description

Short technical summary and product information.

The Microchip Technology ATMEGA328PB-MN is an 8-bit AVR microcontroller based on the high-performance RISC architecture. It features 32KB of Flash program memory, 2KB of SRAM, and 1KB of EEPROM, providing ample storage for embedded applications. Operating at a maximum clock frequency of 20MHz, this MCU delivers efficient processing for a wide range of control tasks.

 

This device includes 27 general-purpose I/O lines and supports popular serial communication protocols including I²C, SPI, and UART/USART. Integrated peripherals such as an 8-channel 10-bit ADC, PWM outputs, brown-out detect/reset, power-on reset, and a watchdog timer enhance its versatility for sensor interfacing and motor control applications.

 

The ATMEGA328PB-MN is supplied in a compact 32-VFQFN exposed pad package measuring 5x5mm, suitable for surface-mount assembly. It operates over an industrial temperature range of -40°C to 105°C and accepts a supply voltage from 1.8V to 5.5V, making it adaptable to both battery-powered and industrial systems.

ATMEGA328PB-MN Quick Information

Product Type: Microcontroller
Canonical Name: Microchip Technology ATMEGA328PB-MN 8-bit Microcontroller
Subcategory: 8-bit

ATMEGA328PB-MN Compliance

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

ATMEGA328PB-MN Features

  • 8-bit AVR RISC architecture at 20MHz.
  • 32KB Flash, 2KB SRAM, 1KB EEPROM memory.
  • 27 I/O lines with I²C, SPI, UART connectivity.
  • 8-channel 10-bit analog-to-digital converter.
  • Industrial temperature range -40°C to 105°C.

ATMEGA328PB-MN Applications

  • Ideal for embedded control and automation systems.
  • Suitable for sensor data acquisition and processing.
  • Used in motor control with integrated PWM outputs.
  • Applicable in battery-powered portable devices.

ATMEGA328PB-MN FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATMEGA328PB-MN?

The supply voltage range is 1.8V to 5.5V.

What package does the ATMEGA328PB-MN come in?

It is available in a 32-VFQFN Exposed Pad package (5x5mm).

What is the operating temperature range of the ATMEGA328PB-MN?

It operates from -40°C to 105°C.

Is the ATMEGA328PB-MN RoHS compliant?

Yes, it is listed as RoHS3 compliant.

How much Flash memory does the ATMEGA328PB-MN have?

It has 32KB of Flash program memory.

What is the maximum clock frequency of the ATMEGA328PB-MN?

The maximum clock frequency is 20MHz.

How many I/O pins does the ATMEGA328PB-MN have?

It has 27 I/O lines.

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