UM3491 Overview
The UM3491 series prisesmask-ROM-programme_d melody generatorswith acpaniment implemented through CMOS technology.They are d.esignedto play_ melodiesaccordingto previouslyprogrammedinformation. aremixedtogetherto generatesimultaneouosutput. The UM3491 seriesis intended for aoolicationssucn as t o y s ,d o o r b e l l sm, e l o d yc l o c k / t i m e r se,t c.
UM3491 Key Features
- n o 1me e m o r y ;u p t o 1 6 t u n e s . r D u a lt o n e m i x e do u t p u t ,2 i n d i v i d u ael x t e r n ael n
- C t r 15 programmablteempos
