H66T66BA СПЕЦИФИКАЦИЯ,СХЕМЫ,ФУНКЦИИ

H66T66BA Datasheet PDF

• Hi-Sincerity Mocroelectronics H66T66BA
  CMOS LSI DESIGNED FOR USE IN DOOR BELL, TELEPHONE AND TOY
• Micro Electronics H66T68
  64-Note memory Dynamic speaker driven with external transistor
• Hi-Sincerity Mocroelectronics H66T68AA
  CMOS DESIGNED DOOR BELL/ TELEPHONE
• H66T68AA/BA(IT??ASMALLWORLD)
  Melody ICs
• Micro Electronics H66T68BA
  64-Note memory Dynamic speaker driven with external transistor