DataSheet: PDF icon UMpdf. UM66T is a melody integrated circuit. It is designed for use in bells, telephones, toys etc. It has an inbuilt tone and a beat. 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. 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.

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Arduino based GPS receiver. The battery supply should be kept in a battery container to ensure the connection. Choosing Motor For Robots. Hello I un get that circuit in digikey. I will add a voice recorder circuit soon.

Touch Controlled Musical Bell. The speaker is connected in series with the transistor so that the tone can be played in the speaker. It has a built in ROM programs for playing music. Previous post Next post. Submitted by admin on 24 October Many versions of UM66T are available which generate tone of different songs.

Four beats of these can be selected. Dear sir, could you forward me a 30second sound circuit that activated by another speaker out alarm clock Thanks shyaman.


Melody Generator using IC UM66

I will help you. The device has very low power consumption. This project is suitable for beginners as its circuit is very simple.

The circuit can be made even without soldering and the ideal for the first electronic project for newbies. Counting of number of zeros,even and odd numbers in an array. Melody begins from the first note if power is reseted. This is the output pin, where tone is dztasheet. It is mainly used in circuits where a tone has to be played as a notification for the user.

The part number and its respective tone is mentioned in the table below, you can Google the tone name to listen to the type of tone the IC will play. UM66 is a 3 pin melody device.

UM66 Datasheet PDF

This is a simple project using the IC UM In this circuit please don’t give the supply beyond 3 volt without. This high-density System-in-Package SiP integrates controller, power switches, and support components. Your email address will not be published. Do not exceed 4. The details about the IC can be found here http: Complete Technical Details can be found at the datasheet given at the end of this page.

(PDF) UM66 Datasheet download

Connected to the ground of Circuit. It is designed for use ij bells, telephones, toys etc. Basically, the output pin pin 3 turns on and off in a particular fashion to provide the tone.


Connection Diagram The connection diagram is shown below.

You need a voice recorder circuit interfaced with a amplifier circuit. We have other Tone Generator circuits that you may like; Take a look: A set of 4 bits controls the scale code while 2 bits control the rhythm code.

What is Web Browser. C1 is used to decouple power supply to avoid inter-modulation between output and IC. The component details with cost is also with. UM66T is a melody integrated circuit. You can not reprogramme it. This IC is easy to use because it can work on low voltage 0.

Is capacitor helps in sound suppression in this circuit? The output of the IC that is the melody can be obtained at the pin BD pin3. This IC, with its three legs, looks like a transistor. The speaker can be driven by an external npn transistor connected to the output of UM Powers the IC, typically with 3.

UM66 IC Datasheet | Melody IC Pin Diagram

Virgin Galactic — Commercial Space Flight. Each part number has the capability to play a different type of tone. In this circuit please don’t give the supply beyond 3 volt without modification as the IC may got damaged.