# ATTINY44A-MU (Component)
## Description
AVR AVR® ATtiny Microcontroller IC 8-Bit 20MHz 4KB (2K x 16) FLASH 20-QFN-EP (4x4) #CommonPartsLibrary #Microcontroller #Attiny44
## Component Details
- **Owner:** adrian95
- **Created:** 6/3/2022
- **Last Updated:** 5/3/2023
- **Visibility:** Public
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Manufacturer Part Number:** ATTINY44A-MU
- **Part Type:** Microcontroller
- **Datasheet URL:** https://ww1.microchip.com/downloads/en/DeviceDoc/8183S.pdf
- **Manufacturer Name:** Microchip
- **Used in:** 1 project
## 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/attiny44a-mu/microchip-technology.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [Digi-Key](https://www.digikey.com/en/products/detail/rochester-electronics-llc/ATTINY44A-MU/13440052) | N/A | N/A |
| [HQonline](https://www.hqonline.com/product-detail/8-bit-mcu-microcontrollers-microchip-attiny44a-mu-1043918480) | $1.37655 | 100 |
| [LCSC](https://www.lcsc.com/product-detail/C123718.html) | $2.0918 | 83 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Microchip-Technology/ATTINY44A-MU?qs=MCbhYIqTEtmCcSA5CYxDlQ%3D%3D) | $0.94 | 575 |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=ATTINY44A-MU) | $0.90 | 0 |
| [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-ATTINY44A-MU-2628257?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Microchip
- **MPN:** ATTINY44A-MU
- **Package / Case Code:** 20-QFN
- **Pin Count:** 21
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | PA4 | |
| 2 | PA3 | |
| 3 | PA2 | |
| 4 | PA1 | |
| 5 | AREF/PA0 | |
| 6 | NC | |
| 7 | NC | |
| 8 | GND | |
| 9 | VCC | |
| 10 | NC | |
| 11 | XTAL1/PB0 | |
| 12 | XTAL2/PB1 | |
| 13 | ~RESET~/PB3 | |
| 14 | PB2 | |
| 15 | PA7 | |
| 16 | PA6 | |
| 17 | NC | |
| 18 | NC | |
| 19 | NC | |
| 20 | PA5 | |
| 21 | GND | |
---
*Generated from [https://www.flux.ai/adrian95/attiny44a-mu~ts](https://www.flux.ai/adrian95/attiny44a-mu~ts)*