DESCRIPTION. The UTC UM66TXXL series are CMOS LSI designed for using in door bell, telephone and toy application. It is an on-chip ROM programmed for. UM66T IC or melody integrated circuit pinout and datasheet. It is designed for use in bells, telephones, toys etc. It has an inbuilt tone and a beat generator. BT66T is an easy to use 3 terminal Melody generator IC. It is mainly used in circuits where a tone has to be played as a notification for the user.

Author: Moshicage Mezijar
Country: Portugal
Language: English (Spanish)
Genre: Relationship
Published (Last): 28 December 2009
Pages: 228
PDF File Size: 2.10 Mb
ePub File Size: 15.9 Mb
ISBN: 404-7-39227-347-5
Downloads: 91008
Price: Free* [*Free Regsitration Required]
Uploader: Voshakar

C1 is used to decouple power supply to avoid inter-modulation between output and IC. Ding Dong Sound Um66 datasheet.

My prototype running on a single Li-Ion cell and making a considerably loud alert sound, more than I datqsheet expected. So here is your simple magnetic buzzer ready, you can easily convert it to a um66 datasheet buzzer circuit just by adding a coil and piezo element. It is better that you should not um66 datasheet this circuit in Daatsheet as most of the available eliminator don’t have a good filter built in and have no precision over voltage protection.

We have other Tone Generator circuits that you may like; Um66 datasheet a look: The volume of the sound of this circuit um66 datasheet so much that it can be used as a calling bell.

A magnetic buzzer circuit um66 datasheet usually found in low voltage devices, like in clocks or as microcontroller buzzers, um66 datasheet there is no rule datsaheet such. Data sheet of UM66 is there in the datasheet section of the site. It has a built in ROM programmed for playing music. This is the output pin, where tone is generated.


Um66 datasheet can not reprogramme it. Lamp flasher using LM Save my name, email, and website in this browser for the next time I comment.

The part um66 datasheet and its respective tone is mentioned in the table below, you can Google the tone name datasgeet listen to the type of tone the IC um66 datasheet play. Here the musical IC UM66 generates the music when it receives supply and drives a small speaker through a class c amplifier using silicon transistor BCb.

The circuit should not be run in Rechargeable. As mentioned in the features, the BT66T comes in five daatasheet part numbers. We connect this output to um66 datasheet Base of BC which will also switch on and off in the same tone. Each part number has um66 datasheet capability to play a different type of tone.

UM66 IC datasheet

If you um66 datasheet any question or suggestion, just drop a comment, also share this tutorial if you like it. The circuit can be made even without soldering and the ideal for the first electronic project for um66 datasheet. This is the simplest ever musical calling bell that can dtaasheet easily built. Component List with cost Approximate.

It is mainly used dxtasheet circuits where a tone has to be played as a notification for the user. Basically, um66 datasheet output datxsheet pin 3 turns on and off in a particular fashion to provide the tone. Connected to um66 datasheet ground of Circuit. Whistle to Beep Circuit. UM66 is a 3 pin melody device.

Do not exceed 4. The speaker is um66 datasheet in series with the transistor so that the tone can be played in the speaker. The BT66T can operate only below voltage range 3. The device has very low power consumption.


Melody Generator using IC UM66

It is not possible to store our own music in UM I have searched for icum66 in the market but cannot find one. Notify me of new posts by um66 datasheet. The connection diagram is shown below.

The output of UM66T is directly connected to base of the transistor, no extra resistor is needed. Powers the IC, typically with 3. If anyone want to reduce the volume of the circuit then insert a resistance in place of the blue line connection. If you get um66 datasheet distorted sound you can add uF electrolytic um66 datasheet in parallel to C1. Where can i buy Which is the nte replacement.

The component details with um66 datasheet is also with. Click to download pdf File. This site uses Akismet to reduce spam. Your email address will not be published. Resistor R1 limits the base current of Q1 within the safe values.

BT66T Melody Generator

Dear sir, could you forward me a 30second sound circuit that activated by another speaker out alarm clock Thanks shyaman. As this magnetic buzzer circuit is very simple, you can make it as you wish, I decided to um66 datasheet it by soldering components to each other.

Touch Controlled Musical Bell. I think the explanation i gave is enough to understand the circuit. Here the musical IC UM66 generates the music when it receives. I will add a voice recorder circuit soon. Leave a Reply Cancel reply Your email address will not be um66 datasheet.