IC number:	6522 / 65SC22
IC function:	VIA (Versatile Interface Adapter)
Related components:	6520 (predecessor)

Component documentation

IC number	Manufacturer	Documentation
6522	MOS Technology / CSG	Not available
65SC22		Not available

Component versions

IC number	Package	Speed	CBM part number	CBM part description
6522	40-pin DIP	1 MHz	901437-01	IC 6522
6522A	40-pin DIP	2 MHz	901437-02	VIA 6522A 2 MHz
65SC22A	40-pin DIP	2 MHz	310653-01	VIA 65SC22A 2 MHz CMOS

Positions

Device	Positions	Package	Speed
PET board assy 320132, 320137, 320008, 320081	UA5	DIP	1 MHz
PET board assy 320351	UC5	DIP	1 MHz
PET board assy 8032090, 8032080, 8032030	UB15	DIP	1 MHz
VIC-20	UAB1, UAB3	DIP	1 MHz
VIC-20CR	UAB1, UAB3	DIP	1 MHz
SX 64 FDD board	UBC3, UDC5	DIP	1 MHz
C128D CR	U104, U106	DIP	2 MHz
2040 digital board	UM3	DIP	1 MHz
2031 HP	U3H, U3J	DIP	1 MHz
2031 LP	UAB1, UCD4	DIP	1 MHz
8050, 8250 digital board	UM3	DIP	1 MHz
1540, 1541	UAB1, UCD4	DIP	1 MHz
1541-CR	UC2, UC3	DIP	1 MHz
1541 A	UC2, UC3	DIP	1 MHz
1541 B	UC1, UC3	DIP	1 MHz
1541-II	U6, U8	DIP	1 MHz
1571	U4, U9	DIP	2 MHz
1571-CR	U4, U6	DIP	2 MHz

Pinout

Pin	Type	Name
1	Power	VSS
2..9	I/O	PA0..PA7
10..17	I/O	PB0..PB7
18	Input	CB1
19	I/O	CB2
20	Power	VCC
21	Output	IRQ_
22	Input	R/W
23	Input	CS2_
24	Input	CS1
25	Input	Ø2
26..33	I/O	D7..D0
34	Input	RES_
35..38	Input	RS3..RS0
39	I/O	CA2
40	Input	CA1