MELODY INTEGRATED CIRCUIT

The UTC UM66TXXL series are CMOS LSI designed for usingin door bell, telephone and toy application. It is an on-chip ROMprogrammed for musical performance. Produced by CMOStechnology, the device results in very low power consumption.Since the UTC UM66TXXL series include oscillation circuits acompact ·64-Note Rom memory\n·1.5V ~ 4.5V power supply and low power consumption\n·Dynamic speaker can be driven with external NPN transistor\n·OSC resistor hold mode\n·Power on reset: melody begins from the first note\n·Built in level hold mode;

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