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| PartNumber | SST39LF040-55-4I-B3KE | SST39LF040-55-4I-NHE | SST39LF040-55-4I-WHE |
| Description | NOR Flash 3.0 to 3.6V 4Mbit Multi-Purpose Flash | IC FLASH 4M PARALLEL 32PLCC | Flash 3.0 to 3.6V 4Mbit Multi-Purpose Flash |
| Manufacturer | Microchip | - | Microchip Technology |
| Product Category | NOR Flash | - | Memory |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | TFBGA-48 | - | - |
| Series | SST39LF | - | SST39 MPF |
| Memory Size | 4 Mbit | - | 4M (512K x 8) |
| Interface Type | Parallel | - | Parallel |
| Organization | 512 k x 8 | - | 512 k x 8 |
| Timing Type | Asynchronous | - | Asynchronous |
| Data Bus Width | 8 bit | - | 8 bit |
| Supply Voltage Min | 3 V | - | - |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Current Max | 20 mA | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tray | - | Tray |
| Memory Type | NOR | - | FLASH |
| Speed | 55 ns | - | 55ns |
| Architecture | Sector | - | Sector |
| Brand | Microchip Technology | - | - |
| Product Type | NOR Flash | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Memory & Data Storage | - | - |
| Operating Temperature Range | - | - | - 40 C to + 85 C |
| Package Case | - | - | TSOP-32 |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 3 V ~ 3.6 V |
| Supplier Device Package | - | - | 32-TSOP |
| Format Memory | - | - | FLASH |
| Supply Current Max | - | - | 20 mA |
| Supply Voltage Max | - | - | 3.6 V |
| Supply Voltage Min | - | - | 3 V |