8-Channel TTL Logic Level Converter 5V/3.3V Bi-Directional Module UK Seller New
Ax input 3.3V TTL level,Bx will output 5V TTL level. Ax input 5V TTL level,Bx will output 3.3V TTL level. 8-Channel TTL Logic Level Converter 5V/3.3V Bi-Directional Module. If you need to convert 3.3v to 5v logic or 5.