name: MC74F574 function: octal d type flip-flop with 3-state outputs package: DIP,20 manufacturer: motorola added-by: spamdogg +--()--+ OE- | 1 20| Vcc D0 | 2 19| O0 D1 | 3 18| O1 D2 | 4 17| O2 D3 | 5 16| O3 D4 | 6 15| O4 D5 | 7 14| O5 D6 | 8 13| O6 D7 | 9 12| O7 GND |10 11| CP +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/