TTL conversion made simple

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

Model 232LPTTL is a port-powered version with DB9 connectors. Model 422TTL is an RS-422 to TTL converter that requires +12 VDC and has DB25 connectors. Model 232TTL requires +12 VDC and has DB25 connectors.

Model Number	RS-232/422 Connector	TTL Connector	Isolation	Power Supply		Price Change to GBP
232OTTL	DB25 Female	DB25 Male	2000V	PS1EU-1000 or PS1UK-1000	Datasheet Jumper Figure DoC Photo	Euro 61.72
232LPTTL	DB9 Female	DB9 Male	None	Port-Powered	Datasheet Dimensions Figure DoC Photo Accessory List	Euro 46.09
232LPTTL33	DB9 Female	DB9 Male (3.3 Volt)	None	Port-Powered	Datasheet Dimensions Figure Photo Accessory List	Euro 46.09
422TTL	DB25 Female	DB25 Male	None	PS1EU-1000 or PS1UK-1000	Datasheet Dimensions Figure DoC Photo Accessory List	Euro 46.09
422TTL33	DB25 Female	DB25 Male (3.3 Volt)	None	PS1EU-1000 or PS1UK-1000	Datasheet Photo	Euro 46.09
232TTL	DB25 Male	DB25 Female	None	PS1EU-1000 or PS1UK-1000	Datasheet Dimensions Figure DoC Photo Accessory List	Euro 46.09

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