# ATMEGA16U4RC-AU (Component)
## Description
8-bit AVR MCU, 16 KB, 1256 Bytes, 16 MHz, 2.7 to 5.5V, TQFP-44 #CommonPartsLibrary #Microcontroller #Atmega16
## Component Details
- **Owner:** adrian95
- **Created:** 6/15/2022
- **Last Updated:** 4/27/2023
- **Visibility:** Public
- **Manufacturer Part Number:** ATMEGA16U4RC-AU
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Datasheet URL:** https://octopart.com/datasheet/atmega16u4rc-au-microchip-109485459
- **Part Type:** Microcontroller
- **Manufacturer Name:** Microchip
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| LCSC | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Microchip
- **MPN:** ATMEGA16U4RC-AU
- **Package / Case Code:** 44-TQFP
- **Pin Count:** 44
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | PE6 | |
| 2 | UVCC | |
| 3 | D- | |
| 4 | D+ | |
| 5 | UGND | |
| 6 | UCAP | |
| 7 | VBUS | |
| 8 | PB0 | |
| 9 | PB1 | |
| 10 | PB2 | |
| 11 | PB3 | |
| 12 | PB7 | |
| 13 | ~RESET | |
| 14 | VCC | |
| 15 | GND | |
| 16 | XTAL2 | |
| 17 | XTAL1 | |
| 18 | PD0 | |
| 19 | PD1 | |
| 20 | PD2 | |
| 21 | PD3 | |
| 22 | PD5 | |
| 23 | GND | |
| 24 | AVCC | |
| 25 | PD4 | |
| 26 | PD6 | |
| 27 | PD7 | |
| 28 | PB4 | |
| 29 | PB5 | |
| 30 | PB6 | |
| 31 | PC6 | |
| 32 | PC7 | |
| 33 | ~HWB~/PE2 | |
| 34 | VCC | |
| 35 | GND | |
| 36 | PF7 | |
| 37 | PF6 | |
| 38 | PF5 | |
| 39 | PF4 | |
| 40 | PF1 | |
| 41 | PF0 | |
| 42 | AREF | |
| 43 | GND | |
| 44 | AVCC | |
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*Generated from [https://www.flux.ai/adrian95/atmega16u4rc-au~4fs](https://www.flux.ai/adrian95/atmega16u4rc-au~4fs)*