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| Part Number | SST39WF400A-90-4I-B3KE | SST39WF800A-90-4I-B3KE | SST39WF400A-90-4C-B3KE |
|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Obsolete | Obsolete | Obsolete |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile |
| Memory Format | Flash | Flash | Flash |
| Technology | Flash | Flash | Flash |
| Memory Size | 4Mb (256K x 16) | 8Mb (512K x 16) | 4Mb (256K x 16) |
| Memory Interface | Parallel | Parallel | Parallel |
| Clock Frequency | - | - | - |
| Write Cycle Time - Word, Page | 40µs | 40µs | 40µs |
| Access Time | 90 ns | 90 ns | 90 ns |
| Voltage - Supply | 1.65V ~ 1.95V | 1.65V ~ 1.95V | 1.65V ~ 1.95V |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 48-TFBGA | 48-TFBGA | 48-TFBGA |
| Supplier Device Package | 48-TFBGA | 48-TFBGA | 48-TFBGA |
