74330 Dual 1-line to 3-line noninverting clock driver and 1-line to 4-line noninverting divide by 2 clock driver. +----------+ GND |1 +--+ 24| OEQ Q1 |2 23| Q3 Q2 |3 22| CLKQ GND |4 21| VCC X1 |5 20| RST OEX |6 74 19| X3 CLKX |7 330 18| GND X2 |8 17| X4 GND |9 16| VCC Y1 |10 15| OEY Y2 |11 14| Y3 GND |12 13| CLKY +----------+ [This information is part of the GIICM]