UM3491 - Melody Generator

UMC

General Description

The UM3491 series comprisesmask-ROM-programme_d melody generatorswith accompaniment implemented through CMOS technology.They are d.esignedto play_ melodiesaccordingto previouslyprogrammedinformation.

aremixedtogetherto generatesimultaneouosutput.

Key Features

r 3V operatingvoltageforspeaker.

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UM3491 melody generator by UMC - Datasheet Preview

Datasheet Details

Part number	UM3491
Manufacturer	UMC
File Size	3.00 MB
Description	Melody Generator
Datasheet	UM3491 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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I pner-rrurrr.rrnv ----------l uM3497 I Melody Generator With f-1 Accompaniment i Features r 3V operatingvoltageforspeakerapplication. r 1 0 2 4 - 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 v e l o p e circuils r R Co s c i l l a t owr i t h o n ee x t e r n arle s i s t o r r 3 1 p r o g r a m m o btl eo n e s( i n c l u d er e s t )f r o m C q - C t r 15 programmablteempos r 16 programmablteime segmentfsor notearrangement r N- programming I P u l s e: l g n a lo u t p u tw h e nm e l o d ye n d s r Low :riand-bycurrenr r Singlesongplayedrepeatedlyor auto stop r All songsplay'edrepe.