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| PartNumber | SST39WF400B-70-4C-MAQE | SST39WF400B-70-4C-MAQE-T | SST39WF400B-70-4C-MAQE- |
| Description | NOR Flash 4M (256Kx16) 70ns 1.65-1.95V Comm | NOR Flash 1.65V to 1.95V 4Mbit Multi-Purpose Flash | |
| Manufacturer | Microchip | Microchip | Microchip Technology |
| Product Category | NOR Flash | NOR Flash | Memory |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | WFBGA-48 | WFBGA-48 | - |
| Series | SST39WF | SST39WF | SST39 MPF |
| Memory Size | 4 Mbit | 4 Mbit | 4M (256K x 16) |
| Interface Type | Parallel | Parallel | - |
| Organization | 256 k x 16 | 256 k x 16 | - |
| Timing Type | Asynchronous | Asynchronous | - |
| Data Bus Width | 16 bit | 16 bit | - |
| Supply Voltage Min | 1.65 V | 1.65 V | - |
| Supply Voltage Max | 1.95 V | 1.95 V | - |
| Supply Current Max | 15 mA | 15 mA | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Packaging | Tray | Reel | Tape & Reel (TR) Alternate Packaging |
| Memory Type | NOR | NOR | FLASH |
| Speed | 70 ns | 70 ns | 70ns |
| Architecture | Sector | Sector | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | NOR Flash | NOR Flash | - |
| Factory Pack Quantity | 740 | 2500 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Package Case | - | - | 48-WFBGA |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 1.65 V ~ 1.95 V |
| Supplier Device Package | - | - | 48-WFBGA (6x4) |
| Format Memory | - | - | FLASH |