Symbole:
        LM1972_Data.SYM
        LM1972_Poti.SYM
        PinNCIXT.SYM
        VDD2VSS2GNDLOG.SYM

Packages:
        DIL20S.PAC
        SOIC20.PAC

Devices:
        LM1972.dev
        LM1973.dev