SN76489

Texas Instruments Programmable Sound Generator

        +----------+ 
     D5 |1  +--+ 16| Vcc
     D6 |2       15| D4 
     D7 |3       14| CLOCK
  READY |4       13| D3
    /WE |5  SN   12| D2
    /OE |6 76489 11| D1
SND OUT |7       10| D0
    GND |8        9| NC
        +----------+

Datasheets

SN76489