| PartNumber | IS25LQ040B-JBLE | IS25LQ040B-JKLE | IS25LQ040B-JBLE-TR |
| Description | NOR Flash 4Mb QSPI, 8-pin SOP 208Mil, RoHS | NOR Flash 4Mb QSPI, WSON, RoHS | NOR Flash 4Mb QSPI, 8-pin SOP 208Mil, RoHS, T&R |
| Manufacturer | ISSI | ISSI | ISSI |
| Product Category | NOR Flash | NOR Flash | NOR Flash |
| RoHS | Y | Y | - |
| Package / Case | SOIC-Wide-8 | WSON-8 | SOIC-Wide-8 |
| Series | IS25LQ040B | IS25LQ040B | IS25LQ040B |
| Brand | ISSI | ISSI | ISSI |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | NOR Flash | NOR Flash | NOR Flash |
| Factory Pack Quantity | 90 | 570 | 2000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.004868 oz | 0.002610 oz | - |
| Packaging | - | - | Reel |