Musical IC SH66 UM66
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- Description of Musical IC SH66 UM66 The UTC SH66TXXL 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 SH66TXXL series include oscillation circuits a compact melody module can be constructed with only a few additional components.