RTS903 Datasheet DUAL-TONE MELODY GENERATOR

Manufacturer: M-Square

Download the RTS903 datasheet PDF. This datasheet also includes the RTS903_M variant, as both parts are published together in a single manufacturer document.

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RTS903 dual-tone melody generator by M-Square - Datasheet Preview — Note: The manufacturer provides a single datasheet file (RTS903_M-Square.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	RTS903
Manufacturer	M-Square
File Size	109.28 KB
Description	DUAL-TONE MELODY GENERATOR
Download	RTS903 Download (PDF)

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.

Overview

RTS903 DUAL-TONE MELODY GENERATOR.

Key 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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