IC number:	8088
IC function:	16-bit microprocessor with 8-bit databus
Related components:	80286, 80386SX, 80386DX, 80486SX, 80486DX, 80486DX2 (successors), 8087 (co-processor)

Component documentation

IC number	Manufacturer	Documentation
i8088 (8088)	Intel	Not available
Am8088 (8088)	AMD	Not available
µPD8088	NEC	Not available
SAB8088	Siemens	Not available

Component versions

IC number	Package	Speed	CBM part number	CBM part description
D8088	40-pin Ceramic DIP	5 MHz	380200-01	IC, 8088 CPU 5 MHz
P8088	40-pin Plastic DIP	5 MHz
D8088-1	40-pin Ceramic DIP	10 MHz	380200-02	IC, 8088 CPU 10 MHz
P8088-1, SAB8088-1-P	40-pin Plastic DIP	10 MHz

Positions

Device	Position	Package	Speed
A1060 main board	U66	DIP	5 MHz
A2088	U1	DIP	5 MHz
PC10 CPU board	U59	DIP	5 MHz
PC10 combined board	U50	DIP	5 MHz
PC10-III	U102	DIP	10 MHz
PC-1	U1	DIP	5 MHz
			10 MHz

Pinout (maximum mode)

Pin	Type	Name	Signal name
			A1060, PC10 CPU, PC10 combined	A2088	PC-1	PC10-III
1	Power	GND	GND
2..8	Output	A14..A8	A14..A8			ADDR14..ADDR8
9..16	I/O	AD7..AD0	AD7..AD0			DATA7..DATA0
17	Input	NMI	NMI
18	Input	INTR	INTR			INT
19	Input	CLK	CLK	BCLK	CPUCLK	PCLOCK
20	Power	GND	GND
21	Input	RESET	connected to pin 10 of 8284A	RESET	RESCPU	CLEAR
22	Input	READY	connected to pin 5 of 8284A	READY
23	Input	TEST_	connected to pin 23 of 8087
24	Output	QS1	QS1	connected to pin 24 of 8087
25	Output	QS0	QS0	connected to pin 25 of 8087
26..28	Output	S0_..S2_	S0_..S2_
29	Output	LOCK_	LOCK_		unused
30	I/O	RQ_/GT1	connected to pin 31 of 8087
31	I/O	RQ_/GT0	+5V	RQGT_		NRQGT_
32	Output	RD_	unused
33	Input	MN/MX_	GND
34	Output	HIGH	unused
35..38	Output	A19/S6..A16/S3	A19..A16			ADDR19..ADDR16
39	Output	A15	A15			ADDR15
40	Power	VCC	+5V			VCC