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UM66T-L Series
ZL-66T-19L Simple Melody Generator
Features
· 64-note ROM memory
· Bulit-in RC oscillator
· 1.3V to 3.3V operating voltage and low power consumption
· Level-hold mode to play repeatedly
· Dynamic speaker can be driven with external NPN transis
· Packaged in inexpensive TO-92 package
General Description
The ZL-66T series is a CMOS LSI designed melody generator IC for use in telephones and toys
application. It has an on-chip ROM programmed for musical performance. Produced by CMOS
technology, the device results in very low power consumption. And with built-in RC oscillator, a
compact melody module can be constructed with only a few additional components.
Absolute Maximum Ratings
DC Supply Voltage ................................... -0.3V to +5.0V
Operating Ambient Temperature .............. -10°C to 60°C
Storage Temperature ................................. -55°C to 125°C
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