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ATMEGA328P-AU

Part Number: ATMEGA328P-AU
Manufacturer: Microchip
Part Type: Integrated Circuits (ICs) > Embedded Processors and Controllers > Microcontrollers > ATMEGA328P-AU
Qty Available:
Description: MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MH; 20MHZ, TQFP-32; Controller Family/Series: ATmega; CPU Speed: 20MHz;

04/24/2026 – There are 515 pieces pieces of Part Number ATMEGA328P-AU Available.

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MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MH; 20MHZ, TQFP-32; Controller Family/Series: ATmega; CPU Speed: 20MHz;

Specifications

TYPE DESCRIPTION
Case/Package TQFP
Mount Surface Mount
Number of Pins 32
Core Architecture AVR
Data Bus Width 8 b
Frequency 20 MHz
Interface 2-Wire, I2C, SPI, UART, USART
Max Frequency 20 MHz
Max Operating Temperature 85 °C
Max Supply Voltage 5.5 V
Memory Size 32 kB
Memory Type FLASH
Min Operating Temperature -40 °C
Min Supply Voltage 1.8 V
Number of A/D Converters 1
Number of ADC Channels 8
Number of I2C Channels 1
Number of I/Os 23
Number of Programmable I/O 23
Number of PWM Channels 6
Number of SPI Channels 1
Number of Timers/Counters 3
Number of UART Channels 1
Oscillator Type Internal
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
RAM Size 2 kB
Schedule B 8542310000
Watchdog Timer Yes
Height 1.05 mm
Length 7 mm
Width 7 mm
Case/Package TQFP
Mount Surface Mount
Number of Pins 32
Core Architecture AVR
Data Bus Width 8 b
Frequency 20 MHz
Interface 2-Wire, I2C, SPI, UART, USART
Max Frequency 20 MHz
Max Operating Temperature 85 °C
Max Supply Voltage 5.5 V
Memory Size 32 kB
Memory Type FLASH
Min Operating Temperature -40 °C
Min Supply Voltage 1.8 V
Number of A/D Converters 1
Number of ADC Channels 8
Number of I2C Channels 1
Number of I/Os 23
Number of Programmable I/O 23
Number of PWM Channels 6
Number of SPI Channels 1
Number of Timers/Counters 3
Number of UART Channels 1
Oscillator Type Internal
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
RAM Size 2 kB
Schedule B 8542310000
Watchdog Timer Yes
Height 1.05 mm
Length 7 mm
Width 7 mm

Images

Documentation for Microchip ATMEGA328P-AU

Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Technical Drawing View & Download ATMEGA328P-AU Technical Drawing
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Technical Drawing View & Download ATMEGA328P-AU Technical Drawing
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet
Datasheet View & Download ATMEGA328P-AU Datasheet

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