Specifications:

• Model: UM66
• Technology: CMOS LSI
• Memory: 64-note ROM
• Operating Voltage: 1.5V – 4.5V
• Power Consumption: Low
• Speaker Drive: External NPN transistor required
• Oscillator Mode: Built-in with resistor hold mode
• Reset Feature: Power-on reset (melody starts from the first note)
• Level Hold Mode: Yes

Package:

• 1 x Melody IC UM66

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Description:

The UM66 Melody IC is a CMOS LSI chip designed for use in doorbells, telephones, and toys. It features a 64-note ROM memory programmed for musical playback. The built-in oscillation circuit allows a compact melody module to be designed with minimal external components.

Operating on a 1.5V to 4.5V power supply, it consumes very low power, making it ideal for battery-operated devices. The IC supports external NPN transistors to drive a dynamic speaker, ensuring clear sound output. Additionally, its power-on reset function ensures that the melody always starts from the first note.

Latest price in Bangladesh (BD).

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FAQ:

1. What is the power supply range for the UM66 IC?

   • It operates between 1.5V to 4.5V, making it ideal for low-power applications.

2. Does this IC have a built-in ROM for melodies?

   • Yes, it has a 64-note ROM memory with pre-programmed musical tunes.

3. Can the UM66 IC drive a speaker directly?

   • No, it requires an external NPN transistor to drive a dynamic speaker.

4. How does the power-on reset function work?

   • When powered on, the melody always starts from the first note, ensuring proper playback.

5. What applications is this IC commonly used for?

   • It is widely used in doorbells, telephones, greeting cards, and electronic toys.

Melody IC UM66 ElectronicsBD Bangladesh (BD)

In Bangladesh, you can get the best Quality and original Melody IC UM66 from ElectronicsBD. We have a large collection of the latest Melody IC UM66 to purchase. Order online or visit our shop ElectronicsBD to get yours at the lowest price.

What is the latest and best price of Melody IC UM66 in Bangladesh (BD) ?

The latest and special price of Melody IC UM66 in Bangladesh is BDT 18 Taka. Buy best quality Melody IC UM66 from ElectronicsBD at a special price in Bangladesh (BD). You can buy Melody IC UM66 at best price from ElectronicsBD or visit ElectronicsBD Store. বাংলাদেশে আকর্ষণীয় মূল্যে কিনুন Melody IC UM66 শুধুমাত্র ইলেকট্রনিক্স বিডি ElectronicsBD থেকে। ElectronicsBD বাংলাদেশের সকল প্রধান স্থান যেমন বরিশাল, চট্টগ্রাম, ঢাকা, খুলনা, রাজশাহী, রংপুর, ময়মনসিংহ, সিলেটে সহ সকল স্থানে পণ্য ডেলিভারি করে ।