UPD71055C D71055C - Parallel Interface Unit - NEC
HT6542B - Keyboard Controller with PS/ 2 - Holtek Semiconductor Inc
Zilog Z0842006PSC: IC 6MHZ Z80 NMOS PIO 40-DIP
PIC16F877A-I/ P - 28/ 40-pin Enhanced FLASH Microcontrollers - Microchip Technology
DS87C520-MCL - EPROM/ ROM High-Speed Microcontrollers - Dallas Semiconductor
DS87C520-WCL - EPROM/ ROM High-Speed Microcontrollers - Dallas Semiconductor
UPD8259C-5 D8259C-5 NEC DIP DIP28 PROCESSOR
UPD3301AC-2 D3301AC-2 NEC DIP 40 PIN PROCESSOR
UPD8255AC-5 D8255AC-5 - PROGRAMMABLE PERIPHERAL INTERFACE - NEC
UPD8257C-5 D8257C-5 - PROGRAMMABLE DMA CONTROLLER - NEC
RTD2523 - Flat Panel Display Controller - SMD QFP
W83977TF-AW - I/ O chip disk drive adapter - Winbond
MAX4141CSD MAX4141 - 330MHz, 4x1 Precision Video Multiplexer - Maxim Integrated Products
MSM6882-5 M6882-5 - 2400/ 1200 bps Single Chip MSK Modem - OKI electronic componets
HN58V65AFP-10 - 64 k EEPROM ( 8-kword x 8-bit) Ready/ Busy function, RES function ( HN58V66A) - Hitachi Semiconductor