| Part Number | SST25PF040C-40I/SN | SST25PF040C-40E/SN | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Active | Active | 
| Memory Type | Non-Volatile | Non-Volatile | 
| Memory Format | Flash | Flash | 
| Technology | Flash | Flash | 
| Memory Size | 4Mb (512K x 8) | 4Mb (512K x 8) | 
| Memory Interface | SPI | SPI | 
| Clock Frequency | 40 MHz | 40 MHz | 
| Write Cycle Time - Word, Page | 5ms | 5ms | 
| Access Time | - | - | 
| Voltage - Supply | 2.3V ~ 3.6V | 2.3V ~ 3.6V | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 8-SOIC | 8-SOIC |