# AT89C2051-12SU (Component) ## Description 8051 series Microcontroller IC 8-Bit 12MHz 2KB (2K x 8) FLASH 20-SOIC #CommonPartsLibrary #IntegratedCircuits #Microcontrollers #AT89C2051 ## Component Details - **Owner:** jecstronic - **Created:** 4/1/2022 - **Last Updated:** 8/2/2023 - **Visibility:** Public - **Datasheet URL:** http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en589350 - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Part Number:** AT89C2051-12SU - **Manufacturer Name:** Microchip - **Part Type:** Microcontroller - **Used in:** 2 projects ## 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/at89c2051-12su/microchip-technology.html?utm_currency=USD&region=nac) | $1.418 | 39 | | [Digi-Key](https://www.digikey.com/en/products/detail/rochester-electronics-llc/AT89C2051-12SU/13442268) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C614903.html) | $2.5174 | 188 | | [Mouser](https://www.mouser.com/en/ProductDetail/Microchip-Technology/AT89C2051-12SU?qs=scMUj%2FjL2g20AcmCXPzOpw%3D%3D) | $1.51 | 555 | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=AT89C2051-12SU) | $2.85 | 37 | | [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-AT89C2051-12SU-2631581?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Microchip - **MPN:** AT89C2051-12SU - **Package / Case Code:** 20-SOIC - **Pin Count:** 20 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | RST/VPP | | | 2 | P3.0 | | | 3 | P3.1 | | | 4 | XTAL2 | | | 5 | XTAL1 | | | 6 | P3.2 | | | 7 | P3.3 | | | 8 | P3.4 | | | 9 | P3.5 | | | 10 | GND | | | 11 | P3.7 | | | 12 | P1.0 | | | 13 | P1.1 | | | 14 | P1.2 | | | 15 | P1.3 | | | 16 | P1.4 | | | 17 | P1.5 | | | 18 | P1.6 | | | 19 | P1.7 | | | 20 | VCC | | --- *Generated from [https://www.flux.ai/jecstronic/at89c2051-12su~plq](https://www.flux.ai/jecstronic/at89c2051-12su~plq)*