Information For Characteristics and applications for Analog Input

[sujan]

I Have To Write a Research Paper SO please give information about the fllowing
Characteristics and applications for Analog Input
Characteristics and applications for Analog Output
Characteristics and applications for Digital IO

[JRA]

I'm not quite sure what you are looking for. There is endless information on these topics available from different places on the web. I would take a look at NI's website. They have many tutorials and application notes discussing these different topics. Start here to find all kinds of help for these topics. Should help on the research paper!