The ADM2xxE is a family of robust RS-232 and V.28 interface devices which operates from a single +5 V power supply. These products are suitable for operation...
ADM208E on Analog.com
I will design RS232 interface circuit using ADM208E.
ADM208E use four capacitors of 0.1uf.
Can I use ceramic capacitors?
Yes, you can use MLCC capacitors with the ADM208E.