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| PartNumber | 24LC256-E/MS | 24LC256-E/MF | 24LC256-E |
| Description | EEPROM 32kx8 - 2.5V | EEPROM 32kx8 - 2.5V | |
| Manufacturer | Microchip | Microchip | Microchip Technology |
| Product Category | EEPROM | EEPROM | Memory |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | MSOP-8 | DFN-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, 2-Wire, I2C | Serial, 2-Wire, I2C | Serial 2-Wire I2C |
| Access Time | 900 ns | 900 ns | 900 ns |
| Data Retention | 200 Year | 200 Year | 200 Years |
| Maximum Clock Frequency | 400 kHz | 400 kHz | 400 kHz |
| Supply Current Max | 400 uA, 3 mA | 3 mA | - |
| Supply Voltage Min | 2.5 V | 2.5 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | 24AA256 | 24AA256 | - |
| Packaging | Tube | Tube | Tube Alternate Packaging |
| Height | 0.85 mm | 0.84 mm | - |
| Length | 3 mm | 4.92 mm | - |
| Width | 3 mm | 5.99 mm | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Operating Supply Current | 400 uA, 3 mA | 3 mA | 3 mA |
| Operating Supply Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| Product Type | EEPROM | EEPROM | - |
| Programming Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | - |
| Factory Pack Quantity | 100 | 60 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.004938 oz | 0.001319 oz | 0.001319 oz |
| Package Case | - | - | DFN-8 |
| Operating Temperature | - | - | -40°C ~ 125°C (TA) |
| Interface | - | - | I2C, 2-Wire Serial |
| Voltage Supply | - | - | 2.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 8-DFN-S (6x5) |
| Memory Type | - | - | EEPROM |
| Speed | - | - | 400kHz |
| Format Memory | - | - | EEPROMs - Serial |
| Supply Current Max | - | - | 3 mA |
| Supply Voltage Max | - | - | 5.5 V |
| Supply Voltage Min | - | - | 2.5 V |