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| PartNumber | AT28C64B-15JU | AT28C64B-15JC | AT28C64B-15JI |
| Description | EEPROM 64K 8K x 8 150 ns 4.5V-5.5V | EEPROM DIE WAFER FORM - 150NS COM TEMP | IC EEPROM 64K PARALLEL 32PLCC |
| Manufacturer | Microchip | Microchip | - |
| Product Category | EEPROM | EEPROM | - |
| RoHS | Y | N | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | PLCC-32 | DFN-8 | - |
| Memory Size | 64 kbit | 64 kbit | - |
| Organization | 8 k x 8 | 8 k x 8 | - |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI | - |
| Access Time | 150 ns | 150 ns | - |
| Data Retention | 10 Year | 10 Year | - |
| Supply Current Max | 40 mA | 40 mA | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | 0 C | - |
| Maximum Operating Temperature | + 85 C | + 70 C | - |
| Series | AT28C64B | AT28C64B | - |
| Packaging | Tube | - | - |
| Height | 2.79 mm (Min) | 2.8 mm (Max) | - |
| Length | 14.1 mm (Max) | 14 mm (Max) | - |
| Width | 11.51 mm (Max) | 11.5 mm (Max) | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Current | 40 mA | 40 mA | - |
| Operating Supply Voltage | 5 V | 4.5 V, 5.5 V | - |
| Output Enable Access Time | 70 ns | 70 ns | - |
| Product Type | EEPROM | EEPROM | - |
| Programming Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | - |
| Factory Pack Quantity | 32 | 32 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.076051 oz | - | - |