Intersil
Programmable Interrupt Controller (PIC)
Intersil
32-Word x 8-Bit Static RAM
Harris Semiconductor
CMOS Universal Asynchronous Receiver/Transmitter (UART)
Intersil
32-Word x 8-Bit Static RAM
Intersil
CMOS Programmable I/O Interface
Intersil
Programmable Universal Asynchronous Receiver/Transmitter (UART)
Intersil
CMOS Keyboard Encoder