| PartNumber | AT45DB321D-SU | AT45DB321D-SU-SL383 | AT45DB321D-SU-2.5-SL383 |
| Description | NOR Flash 32M 2.7-3.6V, 66Mhz Data Flash | NOR Flash 32M, 66MHz 2.7-3.6V DataFlash | Flash 32M, 66MHz 2.5-3.6V DataFlash |
| 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 | SOIC-8 | SOIC-8 | - |
| Series | AT45DB321D | AT45DB321D | - |
| Memory Size | 32 Mbit | 32 Mbit | 32M (8192 pages x 528 bytes) |
| Maximum Clock Frequency | 66 MHz | 66 MHz | - |
| Interface Type | SPI | SPI | - |
| Organization | 4 M x 8 | 4 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 | 15 mA | 15 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Memory Type | NOR | NOR | DataFLASH |
| Speed | 66 MHz | 66 MHz | 50MHz |
| Architecture | Chip Erase | Chip Erase | - |
| Brand | Adesto Technologies | Adesto Technologies | - |
| Product Type | NOR Flash | NOR Flash | - |
| Standard | Not Supported | - | - |
| Factory Pack Quantity | 90 | 2000 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.019048 oz | 0.019048 oz | - |
| Packaging | - | Reel | Tape & Reel (TR) |
| Package Case | - | - | 8-SOIC (0.209", 5.30mm Width) |
| Operating Temperature | - | - | -40°C ~ 85°C (TC) |
| Interface | - | - | SPI, RapidS |
| Voltage Supply | - | - | 2.5 V ~ 3.6 V |
| Supplier Device Package | - | - | 8-SOIC |
| Format Memory | - | - | FLASH |