Looking for any documents about Bluetooth RFIC

Try this link:
http://www.analogzone.com/hft_0422.pdf
Regards,
IanP

From the bst company for BT : CSR ...

bluetooth.org

you may get some material from the web:forum.nokia.com

Check this link.

https://www.edaboard.com/viewtopic.php?p=596683#596683

I would like to share this with you if you needed.
I think there're many papers and thesises about the architecture of bluetooth in ieee. good luck

csr.com

Maybe you can find what you want

I have some books about bluetooth