Semiconductors Connection Diagrams B28. =SN7433N/AN B25 SN7428N Quad 2-input NOR Buffer Quad 2-input NOR Buffer with open collector output Veo 4Y 4B 4A 3Y 3B 3A Vo 4Y 4B 4A 3Y 3B 3A v 1A iB 2Y 2A 268 GND B26 SN7430N SN74H30N/SN74S30N 829 SN7437N SNT74L30N . SN74S37N 8-input NAND gate Quad 2-input NAND gate B27 SN7432N B30 SN7438N/AN SN74S32N Quad 2-input NAND Buffer Quad 2-input OR gate with open collector output \ PLEASE QUOTE STOCK NO. AND MANUFACTURER'S CODE WHEN ORDERING 1157