Datasheet

As shown in the final column of the table above,

it's the temperature range -- C = commercial, 

I =  industrial, H = High-reliability (my guesses).

This table is in the data sheet.

Hi,

 The product you are seeking support is covered by a 'Non-Disclosure Agreement' so we are unable to provide support  in the public Engineer-Zone community. To receive support on this product, Please contact your Analog Devices representative.
Also, Please email your inquiry to cic.asia@analog.com. They will route it to the appropriate person.

Thanks,

Poornima

What does this have to do with my question?

We have an NDA in place with ADI.  Our ADI representative directed me to submit the request on the forum.

Sorry, I meant to paste this into a different question someone else asked.