Microchip ATMEGA328-AUR

MCU 8-bit ATmega AVR RISC 32KB Flash 2.5V/3.3V/5V 32-Pin TQFP T/R - Tape and Reel
Production

Price and Stock

Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers

Technical Specifications

Physical
Case/PackageA
Contact PlatingTin
MountSurface Mount
Number of Pins32
Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency20 MHz
Interface2-Wire, I2C, SPI, UART, USART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size8 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Number of I/Os23
Number of Programmable I/O23
Number of Timers/Counters3
Oscillator TypeInternal
PackagingTape and Reel
PeripheralsBrown-out Detect/Reset, HLVD, POR, PWM, WDT
RAM Size2 kB
Schedule B8542310000
Watchdog TimerYes

Documents

Download datasheets and manufacturer documentation for Microchip ATMEGA328-AUR.

Microchip
Datasheet653 pages3 years ago
element14 APAC
Datasheet50 pages26 years ago
Future Electronics
Datasheet662 pages5 years ago
Electro Sonic
Datasheet445 pages6 years ago
Farnell
Datasheet31 pages26 years ago
Datasheet3 pages7 years ago
Datasheet2 pages7 years ago
_legacy Avnet
Datasheet555 pages11 years ago
TME
Datasheet0 pages0 years ago
Datasheet0 pages0 years ago
SHENGYU ELECTRONICS
Datasheet0 pages0 years ago

Inventory History

3 month trend:
-15.91%

Supply Chain

Lifecycle StatusProduction (Last Updated: 3 years ago)

Engineering Resources

View Evaluation kits and Reference designs for Microchip ATMEGA328-AUR.

Related Parts

Descriptions

Descriptions of Microchip ATMEGA328-AUR provided by its distributors.

MCU 8-bit ATmega AVR RISC 32KB Flash 2.5V/3.3V/5V 32-Pin TQFP T/R - Tape and Reel
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP32
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-32; Product Range: AVR ATmega Family ATmega328 Series Microcontrollers; CPU Speed: 20MHz; Program Memory Size: 32KB; RAM Memory Size: 2KB; No. of Pins: 32Pins; MCU Case Style: TQFP; No. of I/O's:

Manufacturer Aliases

Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:

  • Microchip Technology
  • MICROCHI
  • MICROCHIP TECHNOLOGY INC
  • MICROC
  • MICROCH
  • MICROCHIP TECH
  • MCHP
  • MCRCH
  • MCP
  • MICROHIP
  • MICROSHIP
  • MICCHP
  • MTech
  • Microchip Technology / Atmel
  • MICROCHP
  • Microchip Technologies
  • Microchip / Microsemi
  • Atmel/Microchip
  • MICORCHIP
  • MICRIOCHIP
  • Atmel (Microchip Technology)
  • MICROCHIP (ATMEL)
  • MICHROCHIP
  • MICROCHIP TECHNOLOGY (VA)
  • MICROCHIPDIRECT

Part Number Aliases

This part may be known by these alternate part numbers:

  • ATMEGA328-AUR.
  • ATMEGA328AUR

Technical Specifications

Physical
Case/PackageA
Contact PlatingTin
MountSurface Mount
Number of Pins32
Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency20 MHz
Interface2-Wire, I2C, SPI, UART, USART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size8 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Number of I/Os23
Number of Programmable I/O23
Number of Timers/Counters3
Oscillator TypeInternal
PackagingTape and Reel
PeripheralsBrown-out Detect/Reset, HLVD, POR, PWM, WDT
RAM Size2 kB
Schedule B8542310000
Watchdog TimerYes

Documents

Download datasheets and manufacturer documentation for Microchip ATMEGA328-AUR.

Microchip
Datasheet653 pages3 years ago
element14 APAC
Datasheet50 pages26 years ago
Future Electronics
Datasheet662 pages5 years ago
Electro Sonic
Datasheet445 pages6 years ago
Farnell
Datasheet31 pages26 years ago
Datasheet3 pages7 years ago
Datasheet2 pages7 years ago
_legacy Avnet
Datasheet555 pages11 years ago
TME
Datasheet0 pages0 years ago
Datasheet0 pages0 years ago
SHENGYU ELECTRONICS
Datasheet0 pages0 years ago

Compliance

Environmental Classification
REACH SVHCNo SVHC
RoHSCompliant
Compliance Statements