; =_=_amcm___----‘_= F z-d @. UM66T Series Simp.
UMC
UM66T11L - Simple Melody Generator
; =_=_amcm___----‘_= F z-d @. UM66T Series Simple Melody Generator Features n 62-note ROM memory n 1.3V to 3.3V operating voltage and low power con-.
UTC
UM66T11L - Melody Integrated Circuit
UTC UM66TXXL MELODY INTEGRATED CIRCUIT DESCRIPTION The UTC UM66TXXL series are CMOS LSI designed for using in door bell, telephone and toy application.