confused please help

[chamilackjm]

i have confused, this is my quetion, i want a 89C51 IC for a one of circuit, so i checked it in online to buy, but there are three different kind of ICs, ( 89C51-PC, 89C51-PI, 89C51-PU ) which one i want to buy ??? please help me!!!!

 

[Ian Rogers]

P = PDIP ( plastic dual inline pin ).... Then... I = Industrial -40 to +85°C.... C = commercial 0 to 70°C.... Not sure about U.

So it depends on temperature....

 

[KeepItSimpleStupid]

See PDF page 177: https://www.electro-tech-online.com/custompdfs/2012/07/doc4337.pdf U might mean green

 

[chamilackjm]

P = PDIP ( plastic dual inline pin ).... Then... I = Industrial -40 to +85°C.... C = commercial 0 to 70°C.... Not sure about U.

So it depends on temperature....

then i can be used any chip for this, because of your help, i could solve my problem...., thank you very much for your help

 

[chamilackjm]

See PDF page 177: https://www.electro-tech-online.com/custompdfs/2012/07/doc4337.pdf U might mean green

ohh thank you my friend because of this data sheet, i could to get knowledge more