The ADM3101E is a high speed, single-channel RS-232/ITU-T V.28 transceiver interface device that operates from a single 3.3 V power supply. Low power consumption...
ADM3101E on Analog.com
Is it acceptable to use ceramic, non-polarized capacitors for C1-C5 in figure 1 of the datasheet?
Further, can this be generalized for most RS232 transceivers?
You could use non-polarized ceramic capacitors regarding charge pump or bypass requirement for most RS232 transceivers.