| PartNumber | AT25DF641A-MH-T | AT25DF641-S3H-B | AT25DF641-S3H-T |
| Description | NOR Flash 64M, 75MHz, 2.7-3.6V SPI Flash Memory | NOR Flash 64M 2.7-3.6V 75Mhz Serial Flash | Flash 64M 2.7-3.6V 75Mhz Serial Flash |
| Manufacturer | Adesto Technologies | Adesto Technologies | ATMEL |
| Product Category | NOR Flash | NOR Flash | Memory |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | UDFN-8 | SOIC-16 | - |
| Series | AT25DF641A | AT25DF641 | - |
| Memory Size | 64 Mbit | 64 Mbit | 64M (32K pages x 256 bytes) |
| Maximum Clock Frequency | 85 MHz | 75 MHz | - |
| Interface Type | SPI | SPI | - |
| Organization | 8 M x 8 | 8 M x 8 | - |
| Timing Type | Synchronous | Synchronous | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Current Max | 38 mA | 17 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Bulk | Digi-ReelR |
| Memory Type | NOR | NOR | FLASH |
| Speed | 85 MHz | 75 MHz | 100MHz |
| Architecture | Block Erase | Block Erase | - |
| Brand | Adesto Technologies | Adesto Technologies | - |
| Product Type | NOR Flash | NOR Flash | - |
| Factory Pack Quantity | 6000 | 46 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.000335 oz | 0.023492 oz | - |
| Moisture Sensitive | - | Yes | - |
| Standard | - | Not Supported | - |
| Package Case | - | - | 16-SOIC (0.295", 7.50mm Width) |
| Operating Temperature | - | - | -40°C ~ 85°C (TC) |
| Interface | - | - | SPI, RapidS |
| Voltage Supply | - | - | 2.7 V ~ 3.6 V |
| Supplier Device Package | - | - | 16-SOIC |
| Format Memory | - | - | FLASH |