MC68EC020 used in Commodore and Amiga equipment

IC number: MC68EC020
IC function: 32-bit microprocessor
Related components: MC68000 (predecessor), MC68020 (full version), MC68030, MC68EC030, MC68040, MC68EC040 (successors), MC68881, MC68882 (co-processors)

Component documentation
IC number	Manufacturer	Documentation
MC68EC020	Motorola (now Freescale)	Web page, User's Manual (PDF), Programmer's Reference Manual (PDF), Programmer's Reference Manual Errata (PDF)

Component versions
IC number	Package	Speed	CBM part number	CBM part description
MC68EC020FG16	100-pin PQFP	16 MHz	391506-01	IC, CPU, MC68EC020, 16MHz, 100-Pin PQFP

Positions
Amiga	Position	Package	Speed
A1200	U1	PQFP	16 MHz
CD³²	U1	PQFP	16 MHz

Pinout
Pin	Type	Name	Signal name
Pin	Type	Name	A1200	CD³²
1	Input	_BR	_BR	_CPU_BR
2	Output	_BG	_BG	_CPU_BG
3..4	Power	GND	GND
5	Input	CLK	CPUCLK
6	I/O	_RESET	_RST
7..8	Power	VCC	VCC
9	Output	_RMC	_RMC
10..12	Output	FC0..FC2	FC0..FC2
13..14	Output	SIZ0..SIZ1	SIZE_0..SIZE_1
15	Input	_CDIS	_CDIS
16	Input	_AVEC	_AVEC
17..18	Input	_DSACK0.._DSACK1	_DSACK_0.._DSACK_1
19	Input	_BERR	_BEER
20..21	Power	GND	GND
22	I/O	_HALT	_HLT
23	Output	_AS	_AS
24	Output	_DS	_DS
25	Output	R/_W	R_W
26	Power	GND	GND
27..42	I/O	D31..D16	D31..D16
43	Power	GND	GND
44	Power	VCC	VCC
45..51	I/O	D15..D9	D15..D9
52	N/C	NC	unused
53..56	I/O	D8..D5	D8..D5
57	Power	VCC	VCC
58..59	Power	GND	GND
60..64	I/O	D4..D0	D4..D0
65..67	Input	_IPL0..IPL2	_IPL0.._IPL2
68..69	Power	GND	GND
70..71	Power	VCC	VCC
72	Power	GND	GND
73..78	Output	A2..A7	A2..A7
79	N/C	NC	unused
80..88	Output	A8..A16	A8..A16
89	Power	GND	GND
90	Power	VCC	VCC
91..97	Output	A17..A23	A17..A23
98..99	Output	A1..A0	A1..A0
100	Power	GND	GND