# ATMEGA328P-MMHR (Component) ## Description AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 32KB (16K x 16) FLASH 28-VQFN (4x4) #CommonPartsLibrary #Microcontroller #Atmega328 ## Component Details - **Owner:** adrian95 - **Created:** 6/20/2022 - **Last Updated:** 4/28/2023 - **Visibility:** Public - **Part Type:** Microcontroller - **License:** https://creativecommons.org/licenses/by/4.0/ - **Datasheet URL:** https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega48A-PA-88A-PA-168A-PA-328-P-DS-DS40002061B.pdf - **Manufacturer Name:** Microchip - **Manufacturer Part Number:** ATMEGA328P-MMHR - **Used in:** 5 projects - **Forks:** 2 ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/atmega328p-mmhr/microchip-technology.html?utm_currency=USD&region=nac) | $3.285 | 14K | | [Digi-Key](https://www.digikey.com/en/products/detail/microchip-technology/ATMEGA328P-MMHR/3046315) | $3.01 | 17K | | [LCSC](https://www.lcsc.com/product-detail/C2651959.html) | $4.9225 | 172 | | [Mouser](https://www.mouser.com/ProductDetail/Microchip-Technology/ATMEGA328P-MMHR?qs=950R68cwx9ehMSG4Mp%2FbeQ%3D%3D) | $2.87 | 27K | | [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-ATMEGA328P-MMHR-3438019?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Microchip - **MPN:** ATMEGA328P-MMHR - **Package / Case Code:** 28-VQFN - **Pin Count:** 29 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | PD3 | | | 2 | PD4 | | | 3 | VCC | | | 4 | GND | | | 5 | XTAL1/PB6 | | | 6 | XTAL2/PB7 | | | 7 | PD5 | | | 8 | PD6 | | | 9 | PD7 | | | 10 | PB0 | | | 11 | PB1 | | | 12 | PB2 | | | 13 | PB3 | | | 14 | PB4 | | | 15 | PB5 | | | 16 | AVCC | | | 17 | AREF | | | 18 | GND | | | 19 | PC0 | | | 20 | PC1 | | | 21 | PC2 | | | 22 | PC3 | | | 23 | PC4 | | | 24 | PC5 | | | 25 | ~RESET~/PC6 | | | 26 | PD0 | | | 27 | PD1 | | | 28 | PD2 | | | 29 | GND | | --- *Generated from [https://www.flux.ai/adrian95/atmega328p-mmhr~l2e](https://www.flux.ai/adrian95/atmega328p-mmhr~l2e)*