74541 8-bit 3-state noninverting buffer/line driver. +----------+ /OE1 |1 +--+ 20| VCC A1 |2 19| /OE2 A2 |3 18| Y1 A3 |4 17| Y2 A4 |5 74 16| Y3 A5 |6 541 15| Y4 A6 |7 14| Y5 A7 |8 13| Y6 A8 |9 12| Y7 GND |10 11| Y8 +----------+ [This information is part of the GIICM]