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Microcontrollers and Processors / Microcontrollers / ATMEGA328-PU
Datasheets
ATMEGA328-PU by:
Microchip Technology Inc
Atmel Corporation
Microchip Technology Inc
Not Found

IC MCU 8BIT 32KB FLASH 28DIP

Part Details for ATMEGA328-PU by Microchip Technology Inc

Results Overview of ATMEGA328-PU by Microchip Technology Inc

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Applications Education and Research Aerospace and Defense Agriculture Technology Robotics and Drones

ATMEGA328-PU Information

ATMEGA328-PU 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 ATMEGA328-PU

Part # Distributor Description Stock Price Buy
DISTI # 68T2932
Newark Microcontroller Mcu, 8 Bit, Atmega, 20Mhz, Dip-28, Product Range:Avr Atmega Family Atmega328 Series... Microcontrollers, Device Core:Avr, Operating Frequency Max:20Mhz, Program Memory Size:32Kb, No. Of Pins:28Pins, Ic Case/Package:Diprohs Compliant: Yes |Microchip ATMEGA328-PU more RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 1765
  • 1 $2.5700
  • 10 $2.5200
  • 28 $2.3900
  • 56 $2.3000
  • 112 $2.1900
$2.1900 / $2.5700 Buy Now
DISTI # ATMEGA328-PU-ND
DigiKey IC MCU 8BIT 32KB FLASH 28DIP Min Qty: 1 Lead time: 4 Weeks Container: Tube 26860
In Stock
  • 1 $2.6300
  • 25 $2.4000
  • 100 $2.1900
$2.1900 / $2.6300 Buy Now
DISTI # 68T2932
Avnet Americas MCU 8-bit ATmega AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin PDIP - Bulk (Alt: 68T2932) RoHS: Not Compliant Min Qty: 1 Package Multiple: 1 Lead time: 8 Weeks, 4 Days Container: Bulk 1765 Partner Stock
  • 1 $2.7400
  • 10 $2.6200
  • 28 $2.5000
  • 56 $2.3900
  • 112 $2.2800
$2.2800 / $2.7400 Buy Now
DISTI # ATMEGA328-PU
Avnet Americas MCU 8-bit ATmega AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin PDIP - Rail/Tube (Alt: ATMEGA328-PU) RoHS: Not Compliant Min Qty: 280 Package Multiple: 14 Lead time: 4 Weeks, 0 Days Container: Tube 0
  • 280 $2.2588
  • 308 $2.2403
  • 588 $2.2217
  • 1,400 $2.2032
  • 2,800 $2.1847
$2.1847 / $2.2588 Buy Now
DISTI # 556-ATMEGA328-PU
Mouser Electronics 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND RoHS: Compliant 4347
  • 1 $2.6300
  • 28 $2.4000
  • 112 $2.1900
$2.1900 / $2.6300 Buy Now
DISTI # V99:2348_07153300
Arrow Electronics MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin PDIP W Tube RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 4 Weeks Date Code: 2316 Americas - 120
  • 1 $2.4180
  • 25 $2.3480
$2.3480 / $2.4180 Buy Now
DISTI # ATMEGA328-PU
Microchip Technology Inc 20 MHz, PDIP, Ind Temp, Green, SPDIP, Projected EOL: 2039-11-14 COO: Taiwan, Thailand ECCN: EAR99 RoHS: Compliant Lead time: 4 Weeks, 0 Days Container: Tube 64

Alternates Available
  • 1 $2.6300
  • 25 $2.4000
  • 100 $2.1900
  • 1,000 $2.0100
  • 5,000 $1.9200
$1.9200 / $2.6300 Buy Now
DISTI # 72623951
RS Microchip ATMEGA328-PU, 8bit AVR Microcontroller, ATmega, 20MHz Min Qty: 1 Package Multiple: 1 Lead time: 3 Weeks, 0 Days Container: Bulk 823
  • 1 $1.6700
$1.6700 Buy Now
Onlinecomponents.com MCU - 8-bit AVR RISC - 32KB Flash - 2.5V/3.3V/5V - 28-Pin PDIP - Tube RoHS: Compliant 2142 In Stock
  • 14 $2.4100
  • 56 $2.2800
  • 252 $2.1400
  • 504 $2.0900
  • 1,008 $2.0200
  • 2,506 $1.9900
  • 5,012 $1.9600
  • 7,504 $1.9300
$1.9300 / $2.4100 Buy Now
DISTI # 67007286
Verical MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin PDIP W Tube RoHS: Compliant Min Qty: 28 Package Multiple: 14 Date Code: 2307 Americas - 2142
  • 28 $2.8353
  • 56 $2.6824
  • 252 $2.5176
  • 504 $2.4588
  • 1,008 $2.3765
$2.3765 / $2.8353 Buy Now
DISTI # 69066881
Verical MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin PDIP W Tube RoHS: Compliant Min Qty: 13 Package Multiple: 1 Date Code: 2316 Americas - 1990
  • 13 $2.3100
  • 50 $2.1500
  • 616 $2.1400
  • 1,232 $2.1200
$2.1200 / $2.3100 Buy Now
DISTI # 70354096
Verical MCU 8-bit AVR RISC 32KB Flash 2.5V/3.3V/5V 28-Pin PDIP W Tube RoHS: Compliant Min Qty: 3 Package Multiple: 1 Date Code: 2316 Americas - 120
  • 3 $2.4180
  • 25 $2.3480
$2.3480 / $2.4180 Buy Now
DISTI # ATMEGA328-PU
TME IC: AVR microcontroller, DIP28, 1.8÷5.5VDC, Ext.inter: 24, Cmp: 1 Min Qty: 1 703
  • 1 $2.7000
  • 5 $2.6300
  • 28 $2.4600
  • 98 $2.2200
$2.2200 / $2.7000 Buy Now
NAC 20 MHz, PDIP, Ind Temp, Green - Package: 28 SPDIP .300in TUBE RoHS: Compliant Min Qty: 140 Package Multiple: 14 Container: Tube 0
  • 1 $2.8500
  • 100 $2.5700
  • 500 $2.3700
  • 1,000 $2.3100
$2.3100 / $2.8500 Buy Now
DISTI # ATMEGA328-PU
Avnet Silica MCU 8bit ATmega AVR RISC 32KB Flash 25V33V5V 28Pin PDIP (Alt: ATMEGA328-PU) RoHS: Compliant Min Qty: 14 Package Multiple: 14 Lead time: 6 Weeks, 0 Days Silica - 0
Buy Now
DISTI # ATMEGA328-PU
EBV Elektronik MCU 8bit ATmega AVR RISC 32KB Flash 25V33V5V 28Pin PDIP (Alt: ATMEGA328-PU) RoHS: Compliant Min Qty: 14 Package Multiple: 14 Lead time: 5 Weeks, 0 Days EBV - 140
Buy Now
Master Electronics MCU - 8-bit AVR RISC - 32KB Flash - 2.5V/3.3V/5V - 28-Pin PDIP - Tube RoHS: Compliant 2142 In Stock
  • 14 $2.4100
  • 56 $2.2800
  • 252 $2.1400
  • 504 $2.0900
  • 1,008 $2.0200
  • 2,506 $1.9900
  • 5,012 $1.9600
  • 7,504 $1.9300
$1.9300 / $2.4100 Buy Now
Win Source Electronics IC MCU 8BIT 32KB FLASH 28DIP 11200
  • 19 $3.1080
  • 40 $2.9075
  • 62 $2.8073
  • 89 $2.6068
  • 116 $2.5065
  • 145 $2.4063
$2.4063 / $3.1080 Buy Now

Part Details for ATMEGA328-PU

ATMEGA328-PU CAD Models

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ATMEGA328-PU Part Data Attributes

Parametric Data
ATMEGA328-PU Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
ATMEGA328-PU Microchip Technology Inc IC MCU 8BIT 32KB FLASH 28DIP
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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description DIP-28
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.31.00.01
Factory Lead Time 7 Weeks
Samacsys Manufacturer Microchip
Has ADC YES
Additional Feature IT ALSO OPERATES 1.8V AT 4 MHZ
Address Bus Width
Bit Size 8
Boundary Scan NO
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels YES
DMA Channels NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code R-PDIP-T28
JESD-609 Code e3
Length 34.67 mm
Low Power Mode YES
Number of External Interrupts 2
Number of I/O Lines 23
Number of Serial I/Os 1
Number of Terminals 28
Number of Timers 3
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 DIP
Package Equivalence Code DIP28,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Qualification Status Not Qualified
RAM (bytes) 2048
RAM (words) 2048
ROM (words) 16384
ROM Programmability FLASH
Seated Height-Max 5.08 mm
Speed 20 MHz
Supply Current-Max 12 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 5 V
Supply Voltage-Nom 5 V
Surface Mount NO
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Width 7.62 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

Alternate Parts for ATMEGA328-PU

This table gives cross-reference parts and alternative options found for ATMEGA328-PU. 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 ATMEGA328-PU, 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
ATMEGA328-PU Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDIP28, 0.300 INCH, GREEN, PLASTIC, DIP-28 ATMEGA328-PU vs ATMEGA328-PU

ATMEGA328-PU Related Parts

ATMEGA328-PU Frequently Asked Questions (FAQ)

  • The maximum clock frequency for the ATMEGA328-PU is 20 MHz.

  • The ATMEGA328-PU has 32 KB of flash memory.

  • Yes, the ATMEGA328-PU can operate with a power supply voltage between 1.8V and 5.5V, including 3.3V.

  • The current consumption of the ATMEGA328-PU in sleep mode is typically around 0.1-1.5 mA, depending on the sleep mode and clock frequency.

  • Yes, the ATMEGA328-PU can be used with an external crystal oscillator, and it has a built-in phase-locked loop (PLL) for frequency multiplication.