CD4066BC

DM74LS21 National Semiconductor ... Dual 4-Input AND Gates DM74LS20N National Semiconductor ... Dual 4-Input NAND Gates DM74LS20M National Semiconductor ... Dual 4-Input NAND Gates DM74LS22N National Semiconductor ... DUAL 4-INPUT NAND GATE (WITH OPEN-COLLECTOR OUTPUT) DM74LS22M National Semiconductor ... DUAL 4-INPUT NAND GATE (WITH OPEN-COLLECTOR OUTPUT) DM74LS221 National Semiconductor ... Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs DM74LS221N National Semiconductor ... Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs DM74LS221M National Semiconductor ... Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs