# AT89S8253-24AU (Component) ## Description 8051 89S Microcontroller IC 8-Bit 24MHz 12KB (12K x 8) FLASH 44-TQFP (10x10) #commonpartslibrary #integratedcircuit #microcontroller ## Component Details - **Owner:** adrian95 - **Created:** 8/19/2024 - **Last Updated:** 8/19/2024 - **Visibility:** Public - **Manufacturer Part Number:** AT89S8253-24AU - **Manufacturer Name:** Microchip Technology Inc. - **Datasheet URL:** https://ww1.microchip.com/downloads/en/DeviceDoc/doc3286.pdf - **Part Type:** Microcontroller - **License:** https://creativecommons.org/licenses/by/4.0/ ## 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/at89s8253-24au/microchip-technology.html?utm_currency=USD&region=europe) | $2.477 | 293 | | [Digi-Key](https://www.digikey.com/en/products/detail/microchip-technology/AT89S8253-24AU/754528) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C478083.html) | $3.247 | 4 | | [Mouser](https://www.mouser.com/en/ProductDetail/Microchip-Technology/AT89S8253-24AU?qs=scMUj%2FjL2g0lcKOT5pfywQ%3D%3D) | $2.70 | 1.8K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=AT89S8253-24AU) | $2.60 | 160 | | [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-AT89S8253-24AU-2627725?utm_currency=USD) | $2.6059 | 320 | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Microchip - **MPN:** AT89S8253-24AU - **Package / Case Code:** 44-TQFP - **Pin Count:** 44 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | (MOSI)_P1.5 | | | 2 | (MISO)_P1.6 | | | 3 | (SCK)_P1.7 | | | 4 | RST | | | 5 | (RXD)_P3.0 | | | 6 | NC_1 | | | 7 | (TXD)_P3.1 | | | 8 | (~INT0)_P3.2 | | | 9 | (~INT1)_P3.3 | | | 10 | (T0)_P3.4 | | | 11 | (T1)_P3.5 | | | 12 | (~WR)_P3.6 | | | 13 | (~RD)_P3.7 | | | 14 | XTAL2 | | | 15 | XTAL1 | | | 16 | GND_1 | | | 17 | GND_2 | | | 18 | (A8)_P2.0 | | | 19 | (A9)_P2.1 | | | 20 | (A10)_P2.2 | | | 21 | (A11)_P2.3 | | | 22 | (A12)_P2.4 | | | 23 | P2.5_(A13) | | | 24 | P2.6_(A14) | | | 25 | P2.7_(A15) | | | 26 | ~PSEN | | | 27 | ALE/~PROG | | | 28 | NC_2 | | | 29 | ~EA~/VPP | | | 30 | P0.7_(AD7) | | | 31 | P0.6_(AD6) | | | 32 | P0.5_(AD5) | | | 33 | P0.4_(AD4) | | | 34 | P0.3_(AD3) | | | 35 | P0.2_(AD2) | | | 36 | P0.1_(AD1) | | | 37 | P0.0_(AD0) | | | 38 | VCC | | | 39 | NC_3 | | | 40 | P1.0_(T2) | | | 41 | P1.1_(T2_EX) | | | 42 | P1.2 | | | 43 | P1.3 | | | 44 | P1.4_(~SS) | | --- *Generated from [https://www.flux.ai/adrian95/at89s8253-24au~j31](https://www.flux.ai/adrian95/at89s8253-24au~j31)*