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| PartNumber | 25AA256T-I/MF | 25AA256T-I/SM | 25AA256T-I |
| Description | EEPROM 32kx8 - 1.8V | EEPROM 256k 32KX8 1.8V SER EE IND | |
| Manufacturer | Microchip | Microchip | Microchip Technology |
| Product Category | EEPROM | EEPROM | Memory |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | DFN-8 | SOIC-Wide-8 | - |
| Memory Size | 256 kbit | 256 kbit | 256K (32K x 8) |
| Organization | 32 k x 8 | 32 k x 8 | 32 k x 8 |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI | Serial 4-Wire SDI SPI |
| Access Time | 50 ns | 50 ns | 50 ns |
| Data Retention | 200 Year | 200 Year | 200 Years |
| Maximum Clock Frequency | 10 MHz | 10 MHz | 10 MHz |
| Supply Current Max | 6 mA | 6 mA | - |
| Supply Voltage Min | 1.8 V | 1.8 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | Tape & Reel (TR) Alternate Packaging |
| Height | 0.84 mm | 1.98 mm (Max) | - |
| Length | 5 mm | 5.26 mm | - |
| Width | 6 mm | 5.25 mm | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Operating Supply Current | 6 mA | 6 mA | 6 mA |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Product Type | EEPROM | EEPROM | - |
| Programming Voltage | 2.5 V, 3.3 V, 5 V | 2.5 V, 3.3 V, 5 V | - |
| Factory Pack Quantity | 3300 | 2100 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.001319 oz | 0.019048 oz | 0.001319 oz |
| Moisture Sensitive | - | Yes | - |
| Series | - | - | - |
| Package Case | - | - | DFN-8 |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Interface | - | - | SPI Serial |
| Voltage Supply | - | - | 1.8 V ~ 5.5 V |
| Supplier Device Package | - | - | 8-DFN-S (6x5) |
| Memory Type | - | - | EEPROM |
| Speed | - | - | 3MHZ, 5MHZ, 10MHZ |
| Format Memory | - | - | EEPROMs - Serial |
| Supply Current Max | - | - | 6 mA |
| Supply Voltage Max | - | - | 5.5 V |
| Supply Voltage Min | - | - | 1.8 V |