Voice Speech Integrated Circuits - HK16xx

 By mask process for mass 
   production .
 Time capacity , from  3 sec. to
   24 sec. there are 6 different IC
   bodies available . 
 Maximum to 8 trigger keys .
 Addressable control output
   port of voice / speech message
   sections .  
 Trigger mode,  can be free pro-
   gramming as flowing user 
   demand for one shot re-trigger,
   level hold , on/off key .............
   controlling . 
 Option I/O controller ports , 
   can be free programming as 
   flowing user demand for 
   ending signal , LED flash
   signal , chip enable signal .....