name: AY-3-8912 function: SOUND GENERATOR (PROGRAMMABLE) package: DIP,28 manufacturer: GI added-by: JASON GOHLKE +--()--+ <- ANALOG CH C | 1 28| DA0 <-> TEST1 | 2 27| DA1 <-> VCC (+5v) | 3 26| DA2 <-> <- ANALOG CH B | 4 25| DA3 <-> <- ANALOG CH A | 5 24| DA4 <-> VSS (GND) | 6 23| DA5 <-> <-> IOA7 | 7 22| DA6 <-> <-> IOA6 | 8 21| DA7 <-> <-> IOA5 | 9 20| BC1 <- <-> IOA4 |10 19| BC2 <- <-> IOA3 |11 18| BDIR <- <-> IOA2 |12 17| A8 <- <-> IOA1 |13 16| /RESET <- <-> IOA0 |14 15| CLOCK <- +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/