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| PartNumber | M28W640ECB90N6 | M28W640ECB-70N6 | M28W640ECB70N6 |
| Description | NOR Flash 64M (4Mx16) 90ns | NOR Flash Parallel 3V/3.3V 64Mbit 4M x 16bit 70ns 48-Pin TSOP Tray - Trays (Alt: M28W640ECB70N6) | |
| Manufacturer | STMicroelectronics | - | - |
| Product Category | NOR Flash | - | - |
| RoHS | N | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TSOP-48 | - | - |
| Series | M28W | - | - |
| Memory Size | 64 Mbit | - | - |
| Interface Type | Parallel | - | - |
| Organization | 4 M x 16 | - | - |
| Timing Type | Asynchronous | - | - |
| Data Bus Width | 16 bit | - | - |
| Supply Voltage Min | 2.7 V | - | - |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Current Max | 18 mA | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tube | - | - |
| Memory Type | NOR | - | - |
| Speed | 90 ns | - | - |
| Architecture | Block Erase | - | - |
| Brand | STMicroelectronics | - | - |
| Product Type | NOR Flash | - | - |
| Standard | Common Flash Interface (CFI) | - | - |
| Factory Pack Quantity | 576 | - | - |
| Subcategory | Memory & Data Storage | - | - |