Logic Level Converter module 3.3V 5V TTL

Features: 2-channel high-voltage and low-voltage logic logic bidirectional translation 2-channel high-voltage logic low voltage logic converted into a one-way conversion Module compatible with bread plate, can be used directly put on the bread board Instructions for use: high voltage is 5V low voltage of 3.3V for example: HV and 5V power connection LV with 3.3V power supply connection GND connection negative power, two power commons RXI input 5v TTL, in RXO 3.3v TTL output TXI input and output 3.3V TTL, TXO input and output 5V TTL, TXI and TXO bi Huzhuan Module Size: Approx. 1.5 x 1.5cm/ 0.6 x 0.6 inch