name: SP0256 function: SPEECH PROCESSOR package: DIP,28 manufacturer: GENERAL INSTRUMENT added-by: JASON GOHLKE +--()--+ VSS (GND) | 1 28| OSC2 -> /RESET | 2 27| OSC1 <- ROM DISABLE | 3 26| ROM CLOCK -> <- C1 | 4 25| /SBY RESET <- <- C2 | 5 24| DIGITAL OUT -> <- C3 | 6 23| VD1 (+5v) VDD (+5v) | 7 22| TEST <- <- SBY | 8 21| SER IN <- <- /LRQ | 9 20| /ALD <- -> A8 |10 19| SE <- -> A7 |11 18| A1 <- <- SER OUT |12 17| A2 <- -> A6 |13 16| A3 <- -> A5 |14 15| A4 <- +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/