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| PartNumber | 25C040X-I/ST | 25C040X-E/ST | 25C040X-I/STG |
| Description | EEPROM 512x8 - 5V Rot Pin | EEPROM 512x8 - 5V Rot Pin | EEPROM 512x8 - 5V Rot Pin Lead Free Package |
| Manufacturer | Microchip | Microchip | - |
| Product Category | EEPROM | EEPROM | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSSOP-8 | TSSOP-8 | - |
| Memory Size | 4 kbit | 4 kbit | - |
| Organization | 512 x 8 | 512 x 8 | - |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI | - |
| Access Time | 150 ns | 150 ns | - |
| Data Retention | 200 Year | 200 Year | - |
| Maximum Clock Frequency | 3 MHz | 3 MHz | - |
| Supply Current Max | 5 mA | 5 mA | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 125 C | - |
| Packaging | Tube | Tube | - |
| Height | 1 mm | 1 mm | - |
| Length | 3 mm | 3 mm | - |
| Width | 4.4 mm | 4.4 mm | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Operating Supply Current | 5 mA | 5 mA | - |
| Operating Supply Voltage | 4.5 V, 5.5 V | 4.5 V, 5.5 V | - |
| Product Type | EEPROM | EEPROM | - |
| Programming Voltage | 5 V | 5 V | - |
| Factory Pack Quantity | 100 | 100 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.005573 oz | 0.005573 oz | - |