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1990: MOS
  week 05, 1990: MOS CSG 8500
  week 07, 1990: MOS 650x peripheral 6526 (CSG)
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MOS CSG 8500
MOS CSG 8500 Top Side
CSG
8500
0590 24
MOS CSG 8500 Back Side
HONG KONG
HH042209
MP150SG
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Core Frequency:1 MHz
Board Frequency:1 MHz
Data bus (ext.):8 Bit
Address bus:16 Bit
Voltage:5 V
Manufactured:week 05/1990
Made in:Hong Kong
Package Type:Plastic
DIP-40
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MOS 650x peripheral 6526 (CSG)
MOS 650x peripheral 6526 (CSG) Top Side
CSG
6526
0790 216A
MOS 650x peripheral 6526 (CSG) Back Side
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
 
add comment
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
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