Texas Instruments TMS99C14ANL Microcontroller 40-Pin IC Chip @CPUAA

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

Vintage & New MOSEL VITELIC 256x16-40 EDO DRAM SOJ 40 pin V53C16258HK-40

Texas Instruments C11061N TMS1100 Microcontroller 40-Pin IC Chip @CPUAA

Intel P8355 Parallel I/O Port Chip 40 Pin IC Chip @CPUAA

Mitel MT8980DE 40-Pin Digital Switch PCM IC Chip @CPUAA

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

Zilog Z0765A08PSC Floppy Disk Controller FDC 40 Pin IC Chip @CPUAA