ESD-Protected RS-232

Maxim offers RS-232 transceivers with integrated ESD protection to reduce cost and board space by eliminating the need for diodes, TransZorbs®, and capacitors.

By Key Parameter 

Dual Supply = ±12V Dual Supply = ±7.5V Dual Supply = ±5V Single Supply = +5V Single Supply = +3.3V Single Supply = +2.5V ESD-Protected RS-232

All RS-232 Transceivers 

Also see:
Isolated RS-232 Transceivers