RTS903 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.
RTS903 Key Features
- Wide operating voltage range: 2.4V to 5.0V