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| PartNumber | CAT28F020L90 | CAT28F020LI12 | CAT28F020L12 |
| Description | NOR Flash (256x8) 2M 90ns | NOR Flash (256x8) 2M 120ns | IC FLASH 2M PARALLEL 32DIP |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | NOR Flash | NOR Flash | - |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | PDIP-32 | PDIP-32 | - |
| Series | CAT28F | CAT28F | - |
| Memory Size | 2 Mbit | 2 Mbit | - |
| Interface Type | Parallel | Parallel | - |
| Organization | 256 k x 8 | 256 k x 8 | - |
| Timing Type | Asynchronous | Asynchronous | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Current Max | 30 mA | 30 mA | - |
| Minimum Operating Temperature | 0 C | - 40 C | - |
| Maximum Operating Temperature | + 70 C | + 85 C | - |
| Packaging | Tube | Tube | - |
| Memory Type | NOR | NOR | - |
| Speed | 90 ns | 120 ns | - |
| Architecture | Non Sector | Non Sector | - |
| Brand | ON Semiconductor | ON Semiconductor | - |
| Product Type | NOR Flash | NOR Flash | - |
| Standard | Not Supported | Not Supported | - |
| Factory Pack Quantity | 11 | 11 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.078125 oz | 0.078125 oz | - |