name: MT8980D function: PCM Data Switch package: CerDIP/Plastic DIP,40 manufacturer: Mitel added-by: David Gillooly comment: Also available in 44-pin PLCC and QFP. +--()--+ DTA | 1 40| CSTo STi0 | 2 39| ODE STi1 | 3 38| STo0 STi2 | 4 37| STo1 STi3 | 5 36| STo2 STi4 | 6 35| STo3 STi5 | 7 34| STo4 STi6 | 8 33| STo5 STi7 | 9 32| STo6 VDD |10 31| STo7 F0i |11 30| VSS C4i |12 29| D0 A0 |13 28| D1 A1 |14 27| D2 A2 |15 26| D3 A3 |16 25| D4 A4 |17 24| D5 A5 |18 23| D6 DS |19 22| D7 R/W |20 21| CS +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/