7411657 8-bit 3-state noninverting bus transceiver with parity generator/checker. Enable and direction pins control output enables. +----------+ P/B8 |1 +--+ 28| /OE A0 |2 27| A1 |3 26| B0 A2 |4 25| B1 A3 |5 24| B2 GND |6 23| B3 GND |7 7411 22| VCC GND |8 657 21| VCC GND |9 20| B4 A4 |10 19| B5 A5 |11 18| B6 A6 |12 17| B7 A7 |13 16| E//O /ERROR |14 15| DIR +----------+ [This information is part of the GIICM]