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Microcontrollers and Processors / Microcontrollers / ATMEGA328PB-AU
Datasheets
ATMEGA328PB-AU by:
Microchip Technology Inc
Atmel Corporation
EBV Chips
Microchip Technology Inc
Not Found

IC MCU 8BIT 32KB FLASH 32TQFP

Part Details for ATMEGA328PB-AU by Microchip Technology Inc

Results Overview of ATMEGA328PB-AU by Microchip Technology Inc

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ATMEGA328PB-AU Information

ATMEGA328PB-AU by Microchip Technology Inc is a Microcontroller.
Microcontrollers are under the broader part category of Microcontrollers and Processors.

Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.

Price & Stock for ATMEGA328PB-AU

Part # Distributor Description Stock Price Buy
DISTI # 58Y6083
Newark Mcu, 8Bit, Avr, 20Mhz, Tqfp-32, Product Range:Avr Atmega Family Atmega328 Series Microcontrollers, ... Device Core:Avr, Operating Frequency Max:20Mhz, Program Memory Size:32Kb, No. Of Pins:32Pins, Ic Case/Package:Tqfp, Qualification:- Rohs Compliant: Yes |Microchip ATMEGA328PB-AU more RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 7
  • 1 $1.6300
  • 10 $1.5600
  • 25 $1.4900
  • 50 $1.4200
  • 100 $1.3500
$1.3500 / $1.6300 Buy Now
DISTI # 15AC6087
Newark Mcu, 8Bit, Atmega, 20Mhz, Tqfp-32, Product Range:Avr Atmega Family Atmega328 Series Microcontroller... s, Cpu Speed:20Mhz, Program Memory Size:32Kb, Ram Memory Size:2Kb, No. Of Pins:32Pins, Mcu Case Style:Tqfp, No. Of I/O S:27I/O S, Rohs Compliant: Yes |Microchip ATMEGA328PB-AU more RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 1 $1.7000
  • 10 $1.6200
  • 25 $1.5500
  • 50 $1.4800
  • 100 $1.4000
$1.4000 / $1.7000 Buy Now
DISTI # ATMEGA328PB-AU-ND
DigiKey IC MCU 8BIT 32KB FLASH 32TQFP Min Qty: 1 Lead time: 6 Weeks Container: Tray 4208
In Stock
  • 1 $1.6300
  • 25 $1.4900
  • 100 $1.3500
$1.3500 / $1.6300 Buy Now
DISTI # 58Y6083
Avnet Americas 8-bit MCU, AVR, 20 MHz, 32 KB, 2 KB, 32 Pins, TQFP - Bulk (Alt: 58Y6083) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 7 Weeks, 4 Days Container: Bulk 7 Partner Stock
RFQ
DISTI # ATMEGA328PB-AU
Avnet Americas 8-bit MCU, AVR, 20 MHz, 32 KB, 2 KB, 32 Pins, TQFP - Trays (Alt: ATMEGA328PB-AU) RoHS: Compliant Min Qty: 500 Package Multiple: 250 Lead time: 7 Weeks, 0 Days Container: Tray 0
  • 500 $1.4042
  • 1,000 $1.3926
  • 1,500 $1.3811
  • 2,500 $1.3695
  • 5,000 $1.3580
$1.3580 / $1.4042 Buy Now
DISTI # 556-ATMEGA328PB-AU
Mouser Electronics 8-bit Microcontrollers - MCU ATMEGA328PB 20MHZ IND TEMP RoHS: Compliant 24598
  • 1 $1.6300
  • 25 $1.4900
  • 100 $1.3500
$1.3500 / $1.6300 Buy Now
DISTI # V99:2348_07153419
Arrow Electronics MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 32-Pin TQFP Tray RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 6 Weeks Date Code: 2332 Americas - 1155
  • 1 $1.4590
$1.4590 Buy Now
DISTI # V36:1790_07153419
Arrow Electronics MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 32-Pin TQFP Tray RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 6 Weeks Date Code: 2433 Americas - 479
  • 1 $1.4610
  • 25 $1.4580
  • 100 $1.3750
$1.3750 / $1.4610 Buy Now
DISTI # ATMEGA328PB-AU
Microchip Technology Inc 20MHZ, TQFP, IND TEMP, GREEN 5 V, TQFP, Projected EOL: 2039-10-29 COO: Taiwan, Thailand ECCN: EAR99 RoHS: Compliant Lead time: 6 Weeks, 0 Days Container: Tray 0
26593 On Order, Expected 5/11/2025

Alternates Available
  • 1 $1.6300
  • 25 $1.4900
  • 100 $1.3500
  • 1,000 $1.2400
  • 5,000 $1.1800
$1.1800 / $1.6300 Buy Now
Future Electronics ATmega Series 32 kB Flash 2 kB SRAM 20 MHz 8-Bit Microcontroller - TQFP-32 RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 Lead time: 7 Weeks Container: Tray 600
Tray
  • 1 $1.4600
  • 25 $1.4400
  • 75 $1.4200
  • 150 $1.4100
  • 400 $1.3700
$1.3700 / $1.4600 Buy Now
Onlinecomponents.com MCU - 8-bit AVR RISC - 32KB Flash - 2.5V/3.3V/5V - 32-Pin TQFP - Tray RoHS: Compliant 5130 In Stock
  • 10 $1.5500
  • 100 $1.4200
  • 250 $1.3700
  • 500 $1.3500
  • 1,000 $1.2800
  • 2,500 $1.2600
  • 5,000 $1.2500
$1.2500 / $1.5500 Buy Now
DISTI # 86318477
Verical MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 32-Pin TQFP Tray RoHS: Compliant Min Qty: 21 Package Multiple: 1 Date Code: 2332 Americas - 2075
  • 21 $1.4300
  • 50 $1.4200
  • 100 $1.3900
  • 2,000 $1.2600
$1.2600 / $1.4300 Buy Now
DISTI # 69829561
Verical MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 32-Pin TQFP Tray RoHS: Compliant Min Qty: 4 Package Multiple: 1 Date Code: 2332 Americas - 1155
  • 4 $1.4590
$1.4590 Buy Now
DISTI # 85029058
Verical MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 32-Pin TQFP Tray RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 2433 Americas - 479
  • 5 $1.4610
  • 25 $1.4580
  • 100 $1.3750
$1.3750 / $1.4610 Buy Now
Bristol Electronics   572
RFQ
Bristol Electronics   7
RFQ
Quest Components RISC MICROCONTROLLER, 8-BIT, FLASH, AVR RISC CPU, 20MHZ, CMOS, PQFP32 457
  • 1 $15.0000
  • 109 $8.2500
  • 243 $7.5000
$7.5000 / $15.0000 Buy Now
Future Electronics ATmega Series 32 kB Flash 2 kB SRAM 20 MHz 8-Bit Microcontroller - TQFP-32 Min Qty: 1 Package Multiple: 1 600
null
  • 1 $1.4600
  • 25 $1.4400
  • 75 $1.4200
  • 150 $1.4100
  • 400 $1.3700
$1.3700 / $1.4600 Buy Now
DISTI # ATMEGA328PB-AU
TME IC: AVR microcontroller, TQFP32, 1.8÷5.5VDC, Ext.inter: 27, Cmp: 1 Min Qty: 1 357
  • 1 $1.8500
  • 5 $1.7800
  • 25 $1.6700
  • 100 $1.5300
$1.5300 / $1.8500 Buy Now
NAC 20MHZ, TQFP, IND TEMP, GREEN 5 V - Package: 32 TQFP 7x7x1mm TRAY RoHS: Compliant Min Qty: 250 Package Multiple: 250 Container: Tray 0
  • 1 $1.7700
  • 100 $1.6000
  • 500 $1.4700
  • 1,000 $1.4400
$1.4400 / $1.7700 Buy Now
DISTI # ATMEGA328PB-AU
Avnet Silica 8bit MCU AVR 20 MHz 32 KB 2 KB 32 Pins TQFP (Alt: ATMEGA328PB-AU) RoHS: Compliant Min Qty: 250 Package Multiple: 250 Lead time: 8 Weeks, 0 Days Silica - 0
Buy Now
DISTI # ATMEGA328PB-AU
EBV Elektronik 8bit MCU AVR 20 MHz 32 KB 2 KB 32 Pins TQFP (Alt: ATMEGA328PB-AU) RoHS: Compliant Min Qty: 250 Package Multiple: 250 Lead time: 7 Weeks, 0 Days EBV - 1500
Buy Now
LCSC AVR 20MHz TQFP-32(7x7) Microcontrollers (MCU/MPU/SOC) ROHS 1337
  • 1 $2.1949
  • 10 $1.9014
  • 30 $1.7192
  • 250 $1.4829
  • 500 $1.3970
  • 1,000 $1.3609
$1.3609 / $2.1949 Buy Now
MacroQuest Electronics ISO 9001: 2015, ISO 14001:2015, ISO 45001:2018 6580
  • 1 $2.0600
  • 25 $1.8000
  • 100 $1.5500
$1.5500 / $2.0600 Buy Now
Master Electronics MCU - 8-bit AVR RISC - 32KB Flash - 2.5V/3.3V/5V - 32-Pin TQFP - Tray RoHS: Compliant 5130 In Stock
  • 10 $1.5500
  • 100 $1.4200
  • 250 $1.3700
  • 500 $1.3500
  • 1,000 $1.2800
  • 2,500 $1.2600
  • 5,000 $1.2500
$1.2500 / $1.5500 Buy Now
Vyrian Peripheral ICs 66460
RFQ
Win Source Electronics IC MCU 8BIT 32KB FLASH 32TQFP 30097
  • 40 $1.9052
  • 85 $1.7823
  • 135 $1.7208
  • 190 $1.5980
  • 245 $1.5365
  • 310 $1.4751
$1.4751 / $1.9052 Buy Now

Part Details for ATMEGA328PB-AU

ATMEGA328PB-AU CAD Models

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ATMEGA328PB-AU Part Data Attributes

Parametric Data
ATMEGA328PB-AU Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
ATMEGA328PB-AU Microchip Technology Inc IC MCU 8BIT 32KB FLASH 32TQFP
Select a part to compare:
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description TQFP-32
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.31.00.01
Factory Lead Time 7 Weeks, 4 Days
Samacsys Manufacturer Microchip
Has ADC YES
Additional Feature ALSO OPERATES AT 1.8V AT 4MHZ AND 2.7V AT 10 MHZ MINIMUM SUPPLY
Address Bus Width
Bit Size 8
Boundary Scan NO
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code S-PQFP-G32
JESD-609 Code e3
Length 7 mm
Low Power Mode YES
Moisture Sensitivity Level 1
Number of I/O Lines 27
Number of Serial I/Os 2
Number of Terminals 32
Number of Timers 5
On Chip Data RAM Width 8
On Chip Program ROM Width 16
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
PWM Channels YES
Package Body Material PLASTIC/EPOXY
Package Code TQFP
Package Equivalence Code TQFP32,.35SQ,32
Package Shape SQUARE
Package Style FLATPACK, THIN PROFILE
Peak Reflow Temperature (Cel) 260
RAM (bytes) 2048
ROM (words) 16384
ROM Programmability FLASH
Screening Level TS 16949
Seated Height-Max 1.2 mm
Speed 20 MHz
Supply Current-Max 9 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Pitch 0.8 mm
Terminal Position QUAD
Width 7 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

Alternate Parts for ATMEGA328PB-AU

This table gives cross-reference parts and alternative options found for ATMEGA328PB-AU. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ATMEGA328PB-AU, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
ATMEGA328PB-AN Atmel Corporation Check for Price RISC Microcontroller, CMOS, ATMEGA328PB-AU vs ATMEGA328PB-AN
ATMEGA328PB-AN Microchip Technology Inc $1.5008 IC MCU 8BIT 32KB FLASH 32TQFP ATMEGA328PB-AU vs ATMEGA328PB-AN
ATMEGA328PB-AUR Microchip Technology Inc $1.5808 IC MCU 8BIT 32KB FLASH 32TQFP ATMEGA328PB-AU vs ATMEGA328PB-AUR
Part Number Manufacturer Composite Price Description Compare
ATMEGA328PB-AUR Atmel Corporation Check for Price RISC Microcontroller, CMOS, ATMEGA328PB-AU vs ATMEGA328PB-AUR
ATMEGA328PB-ANR Atmel Corporation Check for Price RISC Microcontroller, CMOS, ATMEGA328PB-AU vs ATMEGA328PB-ANR
ATMEGA328P-MNR Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC32, 5 X 5 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VHHD-2, MLF-32 ATMEGA328PB-AU vs ATMEGA328P-MNR
ATMEGA328P-AUR Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP32, 7 X 7 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ABA, TQFP-32 ATMEGA328PB-AU vs ATMEGA328P-AUR
ATMEGA328P-MUR Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC32, 5 X 5 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VHHD-2, MLF-32 ATMEGA328PB-AU vs ATMEGA328P-MUR
ATMEGA328P-MMH Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC28, 4 X 4 MM, 1 MM HEIGHT, 0.45 MM PITCH, GREEN, PLASTIC, VQFN-28 ATMEGA328PB-AU vs ATMEGA328P-MMH
ATMEGA328P-MN Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC32, 5 X 5 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VHHD-2, MLF-32 ATMEGA328PB-AU vs ATMEGA328P-MN
ATMEGA328P-AU Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP32, 7 X 7 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ABA, TQFP-32 ATMEGA328PB-AU vs ATMEGA328P-AU
ATMEGA328-MU Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC32, 5 X 5 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VHHD-2, MLF-32 ATMEGA328PB-AU vs ATMEGA328-MU
ATMEGA328PB-MUR Atmel Corporation Check for Price RISC Microcontroller, CMOS, ATMEGA328PB-AU vs ATMEGA328PB-MUR

ATMEGA328PB-AU Related Parts

ATMEGA328PB-AU Frequently Asked Questions (FAQ)

  • The maximum clock frequency for the ATMEGA328PB-AU is 20 MHz.

  • Yes, the ATMEGA328PB-AU can operate at 3.3V, but the maximum clock frequency will be limited to 12 MHz.

  • The ATMEGA328PB-AU consumes around 0.1 μA in power-down sleep mode and around 1 μA in idle sleep mode.

  • Yes, the ATMEGA328PB-AU can be used with an external crystal oscillator, and it supports a wide range of frequencies from 32768 Hz to 20 MHz.

  • The ATMEGA328PB-AU has 32 KB of flash memory, and the maximum amount that can be programmed is 31.5 KB, leaving 0.5 KB for the bootloader.