HT3820 128 Note Melody Generator
Features
Working voltage: 2.4V~5.0V 7 tempo options 2 "CHA" envelopes Normal or octave higher option 4 operation modes
Extremely few external components Drive an 8Ω speaker through an NPNtransistor 3-pin TO-92 or 16 DIP/SOP package
General Description
The HT3820 series are single-chip 128 note melody gene...