ATMEGA328P-AUR

8-Bit 32KB FLASH MCU, 20MHz, 23 I/O, TQFP, I2C, SPI, UART

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About ATMEGA328P-AUR

The Microchip ATMEGA328P-AUR Computing Embedded Systems datasheet provides detailed technical specifications, pinout information, and operating characteristics. This component: 8-Bit 32KB FLASH MCU, 20MHz, 23 I/O, TQFP, I2C, SPI, UART. Key parameters include Contact Plating: Tin, Core Architecture: PIC, Data Bus Width: 8b, Height: 1.2mm, and Interface: I2C, SPI, UART, USART. ATMEGA328P-AUR is manufactured by Microchip as part of their Computing Embedded Systems product line. On this page you can view and download the PDF datasheet, check specifications, and find similar components.

Specifications

Manufacturer
Microchip
Category
Computing Embedded Systems
File Size
363 KB

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The ATMEGA328P‑AUR is an 8‑bit Microchip MCU with a PIC core, 32 KB flash, 2 KB RAM, and a maximum operating frequency of 20 MHz. It operates from 1.8 V to 5.5 V, supports –40 °C to 85 °C temperature range, and comes in a TQFP surface‑mount package. Key I/O features include 23 programmable I/O pins, 8 ADC channels, 6 PWM outputs, 3 timers/counters, and interfaces for I²C (1 channel), SPI (2 channels), UART/USART (1 channel). It also includes brown‑out detect/reset, power‑on reset, watchdog timer, and is RoHS‑compliant.

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Q:What are the key specifications for ATMEGA328P-AUR?

The ATMEGA328P‑AUR is an 8‑bit Microchip MCU with a PIC core, 32 KB flash, 2 KB RAM, and a maximum operating frequency of 20 MHz. It operates from 1.8 V to 5.5 V, supports –40 °C to 85 °C temperature range, and comes in a TQFP surface‑mount package. Key I/O features include 23 programmable I/O pins, 8 ADC channels, 6 PWM outputs, 3 timers/counters, and interfaces for I²C (1 channel), SPI (2 channels), UART/USART (1 channel). It also includes brown‑out detect/reset, power‑on reset, watchdog timer, and is RoHS‑compliant.

Parameters

Contact PlatingTin
Core ArchitecturePIC
Data Bus Width8b
Height1.2mm
InterfaceI2C, SPI, UART, USART
Lead FreeLead Free
Max Frequency20MHz
Max Operating Temperature85°C
Max Supply Voltage5.5V
Memory Size32KB
Memory TypeFLASH,
Min Operating Temperature-40°C
Min Supply Voltage1.8V
MountSurface Mount
Number of ADC Channels8
Number of I2C Channels1
Number of I/Os23
Number of Programmable I/O23
Number of PWM Channels6
Number of SPI Channels2
Number of Timers/Counters3
Number of UART Channels1
Oscillator TypeInternal
Package/CaseTQFP
PackagingCut Tape
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size2KB
Reach SVHC CompliantNo
RoHSCompliant
RoHS CompliantYes
SeriesPIC® 18F
Watchdog TimerYes