Below are the verified sources for functional CD4051 SPICE models.
: If using a generic part, hold Ctrl + Right-Click on the component and change the Prefix to X and the Value to the exact name used in the subcircuit (e.g., CD4051B ). Simulation Considerations cd4051 spice model link
for a CD4051 so you can paste it directly into your simulation file? Below are the verified sources for functional CD4051