CD4011B – CMOS NAND GATES
74HC05 – Quadruple 2-Input AND Gates
Manuale dello Z80
74HC151: High speed CMOS Logic 8-Input Multiplexer
74HC153: Dual 4-to-1 Multiplexer with Schmitt-Trigger inputs
74HC138: 3-to-8-line Decoder/Demultiplexer Inverting and Noninverting
74HC193: 4-Bit Synchronous up/down counters (dual clock with clear)