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66T19LK UM66T19LK

66T19LK Description

www.DataSheet4U.com UNISONIC TECHNOLOGIES CO., LTD CMOS IC UM66TXXL MELODY INTEGRATED CIRCUIT .
The UTC UM66TXXL series are CMOS LSI designed for using in door bell, telephone and toy application.

66T19LK Features

* 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
* Pb-free plating product number: UM66T

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