Texas Instruments TMS99C14ANL Microcontroller 40-Pin IC Chip @CPUAA

Vintage Texas Instruments C11061N LEU9251 40 Pin DIP IC Chip @CPU202

Zilog Z0840006PSC Z80 6MHz 40-Pin IC Chip @CPUAA

Hitachi HD6305VOP 8-Bit Microcontroller 6805 40-Pin IC Chip @CPUCC

Rockwell Semiconductor R65C02P3 8-Bit Microcontroller 40-Pin IC Chip @CPUCG

Texas Instruments TMS4500A-200N Dynamic Memory 40-Pin DRAM IC Chip @CPUAA

AMD P8251A USART 28-pin Synchronous Asynchronous Receiver IC Chip @CPUAA

Texas Instruments TMS7001NL-4 8-Bit Microcontroller 40-Pin IC Chip @CPUCF