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| PartNumber | AT28BV64B-25SU | AT28BV64B-25SC | AT28BV64B-25TC |
| Description | EEPROM 200NS IND TEMP PKG- 250NS IND TEMP | EEPROM 200NS IND TEMP PKG- 250NS COM TEMP | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | EEPROM | EEPROM | - |
| RoHS | Y | N | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-28 | SOIC-28 | - |
| Memory Size | 64 kbit | 64 kbit | - |
| Organization | 8 k x 8 | 8 k x 8 | - |
| Interface Type | Parallel | Serial, 4-Wire, SDI, SPI | - |
| Access Time | 250 ns | 150 ns | - |
| Data Retention | 10 Year | 10 Year | - |
| Supply Current Max | 15 mA | 15 mA | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Minimum Operating Temperature | - 40 C | 0 C | - |
| Maximum Operating Temperature | + 85 C | + 70 C | - |
| Series | AT28BV64B | AT28BV64B | - |
| Height | 2.35 mm (Max) | 2.35 mm (Max) | - |
| Length | 18.1 mm (Max) | 18.1 mm (Max) | - |
| Width | 7.6 mm (Max) | 7.6 mm (Max) | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Operating Supply Current | 15 mA | 15 mA | - |
| Operating Supply Voltage | 3.3 V | 2.7 V, 3.6 V | - |
| Output Enable Access Time | 100 ns | 100 ns | - |
| Product Type | EEPROM | EEPROM | - |
| Programming Voltage | 3.3 V | 3.3 V | - |
| Factory Pack Quantity | 27 | 27 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |