| PartNumber | IS25LQ040B-JBLE | IS25LQ040-JBLE-TR | IS25LQ040-JBLE |
| Description | NOR Flash 4Mb QSPI, 8-pin SOP 208Mil, RoHS | NOR Flash 4M 2.3-3.6V 104Mhz Serial Flash | NOR Flash 4M 2.3-3.6V 104Mhz Serial Flash |
| Manufacturer | ISSI | ISSI | ISSI |
| Product Category | NOR Flash | NOR Flash | NOR Flash |
| RoHS | Y | Y | Y |
| Package / Case | SOIC-Wide-8 | SOIC-Wide-8 | SOIC-Wide-8 |
| Series | IS25LQ040B | IS25LQ040 | IS25LQ040 |
| Brand | ISSI | ISSI | ISSI |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | NOR Flash | NOR Flash | NOR Flash |
| Factory Pack Quantity | 90 | 2000 | 90 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.004868 oz | 0.019048 oz | 0.019048 oz |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Memory Size | - | 4 Mbit | 4 Mbit |
| Maximum Clock Frequency | - | 104 MHz | 104 MHz |
| Interface Type | - | SPI | SPI |
| Organization | - | 512 k x 8 | 512 k x 8 |
| Timing Type | - | Synchronous | Synchronous |
| Data Bus Width | - | 8 bit | 8 bit |
| Supply Voltage Min | - | 2.3 V | 2.3 V |
| Supply Voltage Max | - | 3.6 V | 3.6 V |
| Supply Current Max | - | 12 mA | 12 mA |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 105 C | + 105 C |
| Packaging | - | Reel | Tray |
| Memory Type | - | NOR | NOR |
| Speed | - | 104 MHz | 104 MHz |
| Architecture | - | Sector | Sector |