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UM66 Bell Datasheet PDF

Calling Bell

Calling Bell

Part Number UM66
Description Music Calling Bell
Feature www.DataSheet4U.com Musical Calling Bell By Kalyan Prodhan www.kalyan-prodhan.tk Connection Diagram Component List with cost (Approximate) Component Description (IC and Transistor) Precaution Modification for adaptation This is the simplest ever musical calling bell that can be easily built. It uses the musical 3 pin IC UM66 and a popularly known Transistor BC548b. The circuit can be made even without soldering and the ideal for the first electronic project for newbies. Here the musical IC UM66 generates the music when it receives supply and drives a small speaker through a class c amplifier.
Manufacture ETC
Datasheet
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Part Number UM66
Description Music Calling Bell
Feature www.DataSheet4U.com Musical Calling Bell By Kalyan Prodhan www.kalyan-prodhan.tk Connection Diagram Component List with cost (Approximate) Component Description (IC and Transistor) Precaution Modification for adaptation This is the simplest ever musical calling bell that can be easily built. It uses the musical 3 pin IC UM66 and a popularly known Transistor BC548b. The circuit can be made even without soldering and the ideal for the first electronic project for newbies. Here the musical IC UM66 generates the music when it receives supply and drives a small speaker through a class c amplifier.
Manufacture ETC
Datasheet
Download UM66 Datasheet

UM66

UM66
UM66   UM66

 

 

 

 


 

Part Number UM66xx
Description Pin Diode
Feature .
Manufacture Microsemi
Datasheet
Download UM66xx Datasheet
Part Number UM66xx
Description Pin Diode
Feature .
Manufacture Microsemi
Datasheet
Download UM66xx Datasheet

UM66xx

UM66xx
UM66xx   UM66xx

 

 

 

 


 

Part Number UM66T68S
Description Simple Melody Generator
Feature ; =_=_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- sumption n Dynamic speaker can be driven with an external NPN transistor. n OSC. resistor is built- in n One-shot mode or level-hold mode can be selected n Power on reset; melody begins from the first note n Direct piezo drive. General Description The UM66T series is a CMOS LSI designed for use in door bells, telephones and toy applications. It is an on-chip ROM programmed for musical performance. Produced by CMOS technology, the device result.
Manufacture UMC
Datasheet
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Part Number UM66T68S
Description Simple Melody Generator
Feature ; =_=_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- sumption n Dynamic speaker can be driven with an external NPN transistor. n OSC. resistor is built- in n One-shot mode or level-hold mode can be selected n Power on reset; melody begins from the first note n Direct piezo drive. General Description The UM66T series is a CMOS LSI designed for use in door bells, telephones and toy applications. It is an on-chip ROM programmed for musical performance. Produced by CMOS technology, the device result.
Manufacture UMC
Datasheet
Download UM66T68S Datasheet

UM66T68S

UM66T68S
UM66T68S   UM66T68S

 

 

 

 

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