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| PartNumber | AT45DB641E-DWF | AT45DB641E-CCUN-T | AT45DB641E-CCUN2B-T |
| Description | NOR Flash Die in Wafer Form | NOR Flash 64Mb, 1.7V, 85Mhz SPI Serial Flash | Flash 64Mb, 1.7V, 85Mhz SPI Serial Flash |
| Manufacturer | Adesto Technologies | Adesto Technologies | Adesto Technologies |
| Product Category | NOR Flash | NOR Flash | Memory |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | Die | UBGA-9 | - |
| Series | AT45DB641E | AT45DB641E | - |
| Memory Size | 64 Mbit | 64 Mbit | 64M (32K pages x 256 bytes) |
| Maximum Clock Frequency | 104 MHz | 85 MHz | - |
| Interface Type | SPI | SPI | - |
| Organization | 6 M x 8 | 8 M x 8 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Supply Voltage Min | 2.3 V | 1.7 V | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Current Max | 22 mA | 22 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Memory Type | NOR | NOR | DataFLASH |
| Speed | 104 MHz | 85 MHz | 85MHz |
| Architecture | Flexible Erase | Chip Erase | - |
| Brand | Adesto Technologies | Adesto Technologies | - |
| Product Type | NOR Flash | NOR Flash | - |
| Factory Pack Quantity | 1 | 4000 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Tradename | DataFlash | DataFlash | - |
| Timing Type | - | Synchronous | - |
| Packaging | - | Reel | Tape & Reel (TR) |
| Package Case | - | - | 9-UBGA |
| Operating Temperature | - | - | -40°C ~ 85°C (TC) |
| Interface | - | - | SPI, RapidS |
| Voltage Supply | - | - | 1.7 V ~ 3.6 V |
| Supplier Device Package | - | - | 9-UBGA (6x6) |
| Format Memory | - | - | FLASH |