Manufacturer	Part Number	Description
UMC	UM6164	8K x 8 High Speed CMOS SRAM
Sumc	D4556	Single-supply Dual High Current Operational
UMC	UM2147	4K x 1 High Speed NMOS SRAM
UMC Corporation	UM6507	8-bit Microprocessor
UMC	UM6532	RAM / I/O / Timer Array
UMC Corporation	UM3750	Programmable Encoder/Decoder
UMC	UM7108F	One Chip 3 1/2-Digit Digital Multimeter
UMC	UM6167	16K x 1 High Speed CMOS SRAM
UMC	UM6502	(UM6507) 8 Bit Microprocessor
UMC Corporation	UM91214	Tone / Pulse Dialer
UMC	UM8272A	Floppy Disk Controller
ON Semiconductor	UMC5NT1G	Dual Common Base-Collector Bias Resistor Transistors
UMC	UM6116-25	(UM6116-35 / UM6116-45) 2k x 8 High Speed CMOS SRAM
UMC	UM8326	Floppy Disk Data Separator
UMC	UM6168	4K x 4 High Speed CMOS SRAM
UMC	UM6520	Peripheral Interface Adapter
UMC Corporation	UM6502	(UM6502 - UM6512) 8-bit Microprocessor
UMC	UM2364	8K x 8 NMOS ROM
UMC	UM2332	4K x 8 NMOS ROM
UMC	UM8329BT	Floppy Disk Interface