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| PartNumber | CAT28F020GI90 | CAT28F020GI-12T | CAT28F020GI12 |
| Description | NOR Flash (256x8) 2M 90ns | NOR Flash 2 Megabit CMOS Flash Memory | NOR Flash (256x8) 2M 120ns |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | NOR Flash | NOR Flash | NOR Flash |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | PLCC-32 | PLCC-32 | PLCC-32 |
| Series | CAT28F | CAT28F | CAT28F |
| Memory Size | 2 Mbit | 2 Mbit | 2 Mbit |
| Interface Type | Parallel | Parallel | Parallel |
| Organization | 256 k x 8 | 256 k x 8 | 256 k x 8 |
| Timing Type | Asynchronous | Asynchronous | Asynchronous |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Current Max | 30 mA | 30 mA | 30 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tube | Reel | Tube |
| Memory Type | NOR | NOR | NOR |
| Speed | 90 ns | 120 ns | 120 ns |
| Architecture | Non Sector | Non Sector | Non Sector |
| Brand | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Moisture Sensitive | Yes | - | Yes |
| Product Type | NOR Flash | NOR Flash | NOR Flash |
| Standard | Not Supported | Not Supported | Not Supported |
| Factory Pack Quantity | 32 | 500 | 32 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |