# AT89S52-24AU (Component)
## Description
8051 89S Microcontroller IC 8-Bit 24MHz 8KB (8K x 8) FLASH 44-TQFP (10x10) #commonpartslibrary
#integratedcircuit
#microcontroller
## Component Details
- **Owner:** adrian95
- **Created:** 11/14/2023
- **Last Updated:** 11/14/2023
- **Visibility:** Public
- **Manufacturer Part Number:** AT89S52-24AU
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Datasheet URL:** https://ww1.microchip.com/downloads/en/DeviceDoc/doc1919.pdf
- **Manufacturer Name:** Microchip Technology
- **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/at89s52-24au/microchip-technology.html?utm_currency=USD®ion=nac) | $2.00 | 0 |
| [Digi-Key](https://www.digikey.com/en/products/detail/microchip-technology/AT89S52-24AU/1118892) | N/A | N/A |
| [HQonline](https://www.hqonline.com/product-detail/8-bit-mcu-microcontrollers-microchip-at89s52-24au-2500242062) | $2.91021 | 50 |
| [LCSC](https://www.lcsc.com/product-detail/C8731.html) | $3.3345 | 758 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Microchip-Technology/AT89S52-24AU?qs=8jWQYweyg6MmBTC0a%2FMK5Q%3D%3D) | $2.27 | 2.8K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=AT89S52-24AU) | $2.18 | 160 |
| [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-AT89S52-24AU-2627723) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Microchip
- **MPN:** AT89S52-24AU
- **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 | |
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*Generated from [https://www.flux.ai/adrian95/at89s52-24au~bff](https://www.flux.ai/adrian95/at89s52-24au~bff)*