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| Part Number | SST39WF400B-70-4I-B3KE |
| Datasheet | SST39WF400B-70-4I-B3KE datasheet |
| Description | IC FLASH 4M PARALLEL 48TFBGA |
| Manufacturer | Microchip Technology |
| Series | SST39 MPF™ |
| Part Status | Active |
| Memory Type | Non-Volatile |
| Memory Format | FLASH |
| Technology | FLASH |
| Memory Size | 4Mb (256K x 16) |
| Clock Frequency | - |
| Write Cycle Time - Word, Page | 40µs |
| Access Time | 70ns |
| Memory Interface | Parallel |
| Voltage - Supply | 1.65V ~ 1.95V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 48-TFBGA |
| Supplier Device Package | 48-TFBGA |