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MOS 650x peripheral

MOS 650x peripheral MCS 6540

MOS 650x peripheral 6526

MOS 650x peripheral 6522

MOS 650x peripheral 6529B

MOS 650x peripheral 6526A-1

MOS 650x peripheral 6526 (CSG)

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MOS 650x peripheral MCS 6540


MOS MCS 6540 019 3878 A	85613

This is a ROM chip from a CBM PET from 1978.

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Data bus (ext.):	8 Bit
Address bus:	8 Bit
Voltage:	5 V
Manufactured:	week 38/1978
Package Type:	Ceramic DIP-28 Silvercap Goldpins

MOS 650x peripheral 6526


MOS 6526 2983	250303

This is a CIA (Complex Interface Adaptor), an I/O controller for the 650x CPU.

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Core Frequency:	1 MHz
Board Frequency:	1 MHz
Data bus (ext.):	8 Bit
Address bus:	8 Bit
Voltage:	5 V
Manufactured:	week 29/1983
Package Type:	Ceramic DIP-40 Silvercap Goldpins

MOS 650x peripheral 6522


MOS 6522 3683	HONG KONG HH277868

This is a VIA (Versatile Interface Adaptor), an I/O controller for the 650x CPU used in Commodore 1541 floppy drives.

References:
Datasheet

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Core Frequency:	1 MHz
Board Frequency:	1 MHz
Data bus (ext.):	8 Bit
Address bus:	8 Bit
Voltage:	5 V
Manufactured:	week 36/1983
Made in:	Hong Kong
Package Type:	Plastic DIP-40

MOS 650x peripheral 6529B


MOS 6529B 0184

This is an SPI (Single Port Interface), an I/O controller for the 650x CPU.

References:
Datasheet

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Core Frequency:	1 MHz
Board Frequency:	1 MHz
Data bus (ext.):	8 Bit
Address bus:	8 Bit
Voltage:	5 V
Manufactured:	week 01/1984
Package Type:	Ceramic DIP-20 Silvercap Goldpins

MOS 650x peripheral 6526A-1


MOS 6526A-1 2786	HONG KONG HH282108 410B

This is a CIA (Complex Interface Adaptor), an I/O controller for the 650x CPU used in Commodore computers and floppy drives.

References:
Datasheet

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Core Frequency:	1 MHz
Board Frequency:	1 MHz
Data bus (ext.):	8 Bit
Address bus:	8 Bit
Voltage:	5 V
Manufactured:	week 27/1986
Made in:	Hong Kong
Package Type:	Plastic DIP-40

MOS 650x peripheral 6526 (CSG)


CSG 6526 0790 216A	PHILIPPINES PH055212 3300SH

This is a CIA (Complex Interface Adaptor). It is manufactured by CSG (Commodore Semiconductor Group) - which is MOS, renamed to CSG after Commodore aquired MOS in the late 80s.

References:
Datasheet

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Core Frequency:	1 MHz
Board Frequency:	1 MHz
Data bus (ext.):	8 Bit
Address bus:	8 Bit
Voltage:	5 V
Manufactured:	week 07/1990
Made in:	Philippines
Package Type:	Plastic DIP-40