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The UTC UM66TXXL series are CMOS LSI designed for using in door bell, telephone and toy application. It is an on-chip ROM programmed for musical performance. Produced by CMOS technology, the device results in very low power consumption. Since the UTC UM66TXXL series include oscillation circuits a compact melody module can be constructed with only a few additional components.
Specs:
- 64-Note Rom memory
- 1.5V ~ 4.5V power supply and low power consumption
- dynamic speaker can be driven with external NPN transistor
- OSC resistor hold mode
- Power on reset: melody begins from the first note
- Built in level hold mode