| PartNumber | FT24C256A-USG-T | FT24C256A-USR-B | FT24C256A-USR-T |
| Description | IC EEPROM 256K I2C 1MHZ 8SOP | IC EEPROM 256K I2C 1MHZ 8SOP | IC EEPROM 256K I2C 1MHZ 8SOP |
| Manufacturer | Fremont Micro Devices USA | - | - |
| Product Category | Memory | - | - |
| Series | - | - | - |
| Packaging | Digi-ReelR Alternate Packaging | - | - |
| Package Case | 8-SOIC (0.154", 3.90mm Width) | - | - |
| Operating Temperature | -40°C ~ 85°C (TA) | - | - |
| Interface | I2C, 2-Wire Serial | - | - |
| Voltage Supply | 1.8 V ~ 5.5 V | - | - |
| Supplier Device Package | 8-SOP | - | - |
| Memory Size | 256K (32K x 8) | - | - |
| Memory Type | EEPROM | - | - |
| Speed | 400kHz, 1MHz | - | - |
| Format Memory | EEPROMs - Serial | - | - |