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