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RTS903 - DUAL-TONE MELODY GENERATOR

This page provides the datasheet information for the RTS903, a member of the RTS903_M DUAL-TONE MELODY GENERATOR family.

Description

RTS903 is a CMOS LSI designed for toys, doorbells, music boxes, and melody clocks/timers.

It is designed to play pre-programmed melody and is capable of generating dual-tone melody and natural sounds in piano effect.

Features

  • - Wide operating voltage range: 2.4V to 5.0V Low Stand-by current 768-note ROM memory Direct LED drive, where LED flash is programmable. Typical oscillator frequency: 128 KHz Built-in digital envelope 1 sequence trigger key Audio output drives speaker directly. Power-ON Reset; melody begins from the first note. General.

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Datasheet preview – RTS903

Datasheet Details

Part number RTS903
Manufacturer M-Square
File Size 109.28 KB
Description DUAL-TONE MELODY GENERATOR
Datasheet download datasheet RTS903 Datasheet
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Full PDF Text Transcription

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RTS903 DUAL-TONE MELODY GENERATOR Features - Wide operating voltage range: 2.4V to 5.0V Low Stand-by current 768-note ROM memory Direct LED drive, where LED flash is programmable. Typical oscillator frequency: 128 KHz Built-in digital envelope 1 sequence trigger key Audio output drives speaker directly. Power-ON Reset; melody begins from the first note. General Description RTS903 is a CMOS LSI designed for toys, doorbells, music boxes, and melody clocks/timers. It is designed to play pre-programmed melody and is capable of generating dual-tone melody and natural sounds in piano effect. By pushing the sequence trigger key, all songs are sequentially selected and played with an Auto -Stop function. In addition, RTS903 provides PLED and PEN pins to drive LED and the motor.
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