| Компонент | Описание | Производитель | |
| P4C22-20DC | ULTRA HIGH SPEED 256 X 4 STATIC CMOS RAM |
List of Unclassifed Manufacturers |
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| P4C22-20DM | ULTRA HIGH SPEED 256 X 4 STATIC CMOS RAM |
List of Unclassifed Manufacturers |
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| P4C22-20DMB | ULTRA HIGH SPEED 256 X 4 STATIC CMOS RAM |
List of Unclassifed Manufacturers |