| PartNumber | IS25WD040-JBLE | IS25WD040-JNLE | IS25WD040-JKLE |
| Description | NOR Flash 4M 1.65-1.95V 80Mhz Serial Flash | NOR Flash 4M 1.65-1.95V 80Mhz Serial Flash | NOR Flash 4M 1.65-1.95V 80Mhz Serial Flash |
| Manufacturer | ISSI | ISSI | ISSI |
| Product Category | NOR Flash | NOR Flash | NOR Flash |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-Wide-8 | SOIC-8 | WSON-8 |
| Series | IS25WD | IS25WD | IS25WD |
| Memory Size | 4 Mbit | 4 Mbit | 4 Mbit |
| Maximum Clock Frequency | 80 MHz | 80 MHz | 80 MHz |
| Interface Type | SPI | SPI | SPI |
| Organization | 512 k x 8 | 512 k x 8 | 512 k x 8 |
| Timing Type | Synchronous | Synchronous | Synchronous |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Supply Voltage Min | 1.65 V | 1.65 V | 1.65 V |
| Supply Voltage Max | 1.95 V | 1.95 V | 1.95 V |
| Supply Current Max | 5 mA | 5 mA | 5 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Packaging | Tray | Tray | Tray |
| Memory Type | NOR | NOR | NOR |
| Speed | 80 MHz | 80 MHz | 80 MHz |
| Architecture | Sector | Sector | Sector |
| Brand | ISSI | ISSI | ISSI |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | NOR Flash | NOR Flash | NOR Flash |
| Factory Pack Quantity | 90 | 100 | 100 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.019048 oz | 0.019048 oz | 0.000384 oz |