# AT89C51RD2-SLRUM (Component)
## Description
AT89C51RD2-SLRUM
PLCC-44_L16.6-W16.6-P1.27-LS17.5-L
LCSC Part Number: C2053728
JLCPCB Part Class: undefined
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)
- **LCSC Part Number:** C2053728
- **Manufacturer Part Number:** AT89C51RD2-SLRUM
- **Package or Case Code:** PLCC-44_L16.6-W16.6-P1.27-LS17.5-L
- **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/at89c51rd2-slrum/microchip-technology.html?utm_currency=USD®ion=nac) | $9.514 | 400 |
| [Digi-Key](https://www.digikey.com/en/products/detail/microchip-technology/AT89C51RD2-SLRUM/1008316) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C2053728.html) | $15.1178 | 2 |
| [Mouser](https://www.mouser.com/ProductDetail/Microchip-Technology/AT89C51RD2-SLRUM?qs=OZGkuhlU9209vv0LeciaeQ%3D%3D) | $9.22 | 0 |
| [Verical](https://www.verical.com/pd/microchip-technology-microcontroller-AT89C51RD2-SLRUM-2634596?utm_currency=USD) | $9.514 | 400 |
- **Manufacturer:** Microchip
- **MPN:** AT89C51RD2-SLRUM
- **Mount Type:** PCB
- **Package / Case Code:** Other
- **Pin Count:** 44
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | NIC | |
| 2 | P1.0/T2 | |
| 3 | P1.1/T2EX/~{SS} | |
| 4 | P1.2/ECI | |
| 5 | P1.3/CEX0 | |
| 6 | P1.4/CEX1 | |
| 7 | P1.5/CEX2/MISO | |
| 8 | P1.6/CEX3/SCK | |
| 9 | P1.7/CEx4/MOSI | |
| 10 | RST | |
| 11 | P3.0/RxD | |
| 12 | NIC | |
| 13 | P3.1/TxD | |
| 14 | P3.2/~{INT0} | |
| 15 | P3.3/~{INT1} | |
| 16 | P3.4/T0 | |
| 17 | P3.5/T1 | |
| 18 | P3.6/~{WR} | |
| 19 | P3.7/~{RD} | |
| 20 | XTAL2 | |
| 21 | XTAL1 | |
| 22 | VSS | |
| 23 | NIC | |
| 24 | P2.0/A8 | |
| 25 | P2.1/A9 | |
| 26 | P2.2/A10 | |
| 27 | P2.3/A11 | |
| 28 | P2.4/A12 | |
| 29 | P2.5/A13 | |
| 30 | P2.6/A14 | |
| 31 | P2.7/A15 | |
| 32 | ~{PSEN} | |
| 33 | ALE/~{PROG} | |
| 34 | NIC | |
| 35 | ~{EA} | |
| 36 | P0.7/AD7 | |
| 37 | P0.6/AD6 | |
| 38 | P0.5/AD5 | |
| 39 | P0.4/AD4 | |
| 40 | P0.3/AD3 | |
| 41 | P0.2/AD2 | |
| 42 | P0.1/AD1 | |
| 43 | P0.0/AD0 | |
| 44 | VCC | |
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*Generated from [https://www.flux.ai/lcsc/at89c51rd2-slrum~vx85](https://www.flux.ai/lcsc/at89c51rd2-slrum~vx85)*