If you've ever tried to connect a 3.3 V device to a 5V system, we know how complicated it can be.
I2C 5V to 3.3 V Bidirectional converter logic level is a small device that safely connect 5V signals to 3.3 V power supply and at the same time 3.3 V to 5V at the same time.
Device support even with 2.8 V and 1.8 V power supply. Available are 4 channel Pins to input and output.
HV1 - LV1
HV2 - LV2
HV - LV
GND - GND
HV3 - LV3
HV4 - LV4