analog multiplexer

Hello every one, I am very beginner. At the moment, I am using an 8 channel relay with power consumption of (5 volt) × (70 mA) = 350 mW. It is intended to find an analog mux with power consumption as low as possible. Could you please introduce me an analog multiplexer with 8 channels. The...

I need an analog multiplexer that I can use with a 3.3v NodeMCU. Someone suggested the CD4051. I am just checking to make sure this works with 3.3v? Thanks!