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| Part Number | SST25WF040B-40I/SN | SST25WF080B-40I/SN | SST25WF040BT-40I/SN | SST25WF040B-40E/SN |
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Memory Format | Flash | Flash | Flash | Flash |
| Technology | Flash | Flash | Flash | Flash |
| Memory Size | 4Mb (512K x 8) | 8Mb (1M x 8) | 4Mb (512K x 8) | 4Mb (512K x 8) |
| Memory Interface | SPI | SPI | SPI | SPI |
| Clock Frequency | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
| Write Cycle Time - Word, Page | 1ms | 1ms | 1ms | 1ms |
| Access Time | - | - | - | - |
| Voltage - Supply | 1.65V ~ 1.95V | 1.65V ~ 1.95V | 1.65V ~ 1.95V | 1.65V ~ 1.95V |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
