Bistable switching receiver remote control circuit
CD4001 based touch switch circuit
CD4009 based touch-type light switch circuit
CD4013 based static micro-power touch light switch circuit
CD4013 based touch sensitive delay switch
CD4013 based touch sensitive power switch
CD4017 and CD4001 based ten interlock switch controller circuit
CD4017 and CD4066 based electronic switch circuit
CD4017 based lock control circuit
CD4017 based multiple polymorphic control switch circuit