# ATTINY861-20SU (Component) ## Description AVR AVR® ATtiny Microcontroller IC 8-Bit 20MHz 8KB (4K x 16) FLASH 20-SOIC #CommonPartsLibrary #Microcontroller #Attiny861 ## Component Details - **Owner:** adrian95 - **Created:** 6/7/2022 - **Last Updated:** 5/4/2023 - **Visibility:** Public - **Datasheet URL:** https://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2588-8-bit-AVR-Microcontrollers-tinyAVR-ATtiny261-ATtiny461-ATtiny861_Datasheet.pdf - **Manufacturer Name:** Microchip - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Part Number:** ATTINY861-20SU - **Part Type:** Microcontroller ## 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/attiny861-20su/microchip-technology.html?utm_currency=USD&region=europe) | $2.48 | 226 | | [Digi-Key](https://www.digikey.com/en/products/detail/rochester-electronics-llc/ATTINY861-20SU/21195518) | $2.65 | 1.4K | | [LCSC](https://www.lcsc.com/product-detail/C219246.html) | $2.874 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Microchip-Technology/ATTINY861-20SU?qs=2mdvTlUeTfAQ%252BD03phLtEw%3D%3D) | $2.65 | 332 | | [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-ATTINY861-20SU-2627778?utm_currency=USD) | $2.6175 | 294 | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Microchip - **MPN:** ATTINY861-20SU - **Package / Case Code:** 20-SOIC - **Pin Count:** 20 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | PB0 | | | 2 | PB1 | | | 3 | PB2 | | | 4 | PB3 | | | 5 | VCC | | | 6 | GND | | | 7 | XTAL1/PB4 | | | 8 | XTAL2/PB5 | | | 9 | PB6 | | | 10 | ~RESET~/PB7 | | | 11 | PA7 | | | 12 | PA6 | | | 13 | PA5 | | | 14 | PA4 | | | 15 | AVCC | | | 16 | AGND | | | 17 | AREF/PA3 | | | 18 | PA2 | | | 19 | PA1 | | | 20 | PA0 | | --- *Generated from [https://www.flux.ai/adrian95/attiny861-20su~b40](https://www.flux.ai/adrian95/attiny861-20su~b40)*