# ATTINY441-MU (Component)
## Description
ATTINY441-MU
QFN-20_L4.0-W4.0-P0.50-TL-EP2.6
LCSC Part Number: C1340444
JLCPCB Part Class: Extended Part
Manufactured by MICROCHIP(美国微芯)
## Component Details
- **Owner:** lcsc
- **Created:** 10/30/2024
- **Last Updated:** 10/30/2024
- **Visibility:** Public
- **Manufacturer Name:** MICROCHIP(美国微芯)
- **Package or Case Code:** QFN-20_L4.0-W4.0-P0.50-TL-EP2.6
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Part Number:** ATTINY441-MU
- **LCSC Part Number:** C1340444
## 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/attiny441-mu/microchip-technology.html?utm_currency=USD®ion=nac) | $1.1575 | 965 |
| [Digi-Key](https://www.digikey.com/en/products/detail/rochester-electronics-llc/ATTINY441-MU/13430566) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C1340444.html) | $2.337 | 0 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Microchip-Technology/ATTINY441-MU?qs=HVbQlW5zcXU%2FbSgElxg7og%3D%3D) | $1.16 | 696 |
| [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-ATTINY441-MU-2627829?utm_currency=USD) | N/A | N/A |
- **Manufacturer:** Microchip
- **MPN:** ATTINY441-MU
- **Mount Type:** PCB
- **Package / Case Code:** 20-QFN
- **Pin Count:** 21
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | PA4(PCINT4/ADC4) | |
| 2 | PA3(XCK0/SCK) | |
| 3 | PA2(RXD0/SS#) | |
| 4 | PA1(TXD0/MOSI) | |
| 5 | PA0(AREF/MISO) | |
| 6 | DNC | |
| 7 | DNC | |
| 8 | GND | |
| 9 | VCC | |
| 10 | DNC | |
| 11 | PB0(PCINT8/ADC11) | |
| 12 | PB1(PCINT9/ADC10) | |
| 13 | PB3(PCINT11/ADC9) | |
| 14 | PB2(PCINT10/ADC8) | |
| 15 | PA7(PCINT7/ADC7) | |
| 16 | PA6(PCINT6/ADC6) | |
| 17 | DNC | |
| 18 | DNC | |
| 19 | DNC | |
| 20 | PA5(PCINT5/ADC5) | |
| 21 | EP | |
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*Generated from [https://www.flux.ai/lcsc/attiny441-mu~f1jz](https://www.flux.ai/lcsc/attiny441-mu~f1jz)*