TTL to Serial Converters

Our TTL to Serial converters make easy connections between your TTL equipment and RS-232 ports. All TTL converter models convert two channels in each direction from TTL to RS-232 or RS-422.


RS-232 DB9 F / 5 V TTL DB9 M, Port Powered


RS-232 DB9 F / 3.3 V TTL DB9 M, Port Powered


RS-422 DB25 F to 5V TTL DB25 M