UM3561 Melody Generator DIP-8 IC

UM3561: A Versatile Sound Generator for Your Projects

The UM3561 is a compact and efficient CMOS LSI designed to add engaging sounds to your alarm systems and toys. With its built-in oscillator, selector circuits, and programmed ROM, it offers a simple yet powerful solution for creating various audio effects.

Key Features:

• Low Power Consumption: Ideal for battery-powered devices, the UM3561 operates on a typical 3V supply with minimal power consumption.
• Versatile Sound Library: Choose from four distinct sounds, including siren simulations, thanks to its programmed mask ROM.
• Easy-to-Use Design: Requires minimal external components, making it simple to integrate into your projects.
• Adjustable Frequency: Customize the sound frequency by connecting a single external resistor to the OSC1 and OSC2 pins.
• Wide Operating Voltage Range: Compatible with a variety of power sources, operating from -0.3V to +5.0V.

Applications:

• Alarms: Enhance your alarms with attention-grabbing sound effects.
• Toys: Add engaging sounds to toys and games for a more immersive experience.
• Electronic Devices: Incorporate audio cues into various electronic products.

Specifications:

• Supply Voltage: -0.3V to +5.0V
• Operating Voltage: Typical 3V
• Operating Current: 150µA
• Output Current: 3mA
• Sounds: Four selectable sounds
• Oscillator: Built-in, adjustable frequency
• Selector: SEL1 and SEL2 for sound selection
• Package: 8-pin DIP