| PartNumber | FT93C46A-IDR-B | FT93C46A-ISR-B | FT93C46A-ISR-T |
| Description | IC EEPROM 1K SPI 2MHZ 8DIP | IC EEPROM 1K SPI 2MHZ 8SOP | IC EEPROM 1K SPI 2MHZ 8SOP |
| Manufacturer | Fremont Micro Devices USA | Fremont Micro Devices USA | - |
| Product Category | Memory | Memory | - |
| Series | - | - | - |
| Packaging | Tube | Tube Alternate Packaging | - |
| Package Case | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) | - |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | - |
| Interface | 3-Wire Serial | 3-Wire Serial | - |
| Voltage Supply | 1.8 V ~ 5.5 V | 1.8 V ~ 5.5 V | - |
| Supplier Device Package | 8-DIP | 8-SOP | - |
| Memory Size | 1K (128 x 8 or 64 x 16) | 1K (128 x 8 or 64 x 16) | - |
| Memory Type | EEPROM | EEPROM | - |
| Speed | 250kHz, 1MHz, 2MHz | 250kHz, 1MHz, 2MHz | - |
| Format Memory | EEPROMs - Serial | EEPROMs - Serial | - |