| PartNumber | AT28C64E-25PC | AT28C64E-25PI | AT28C64E-25JC |
| Description | EEPROM 64K HI-ENDUR w/RDYBSY - 250NS | EEPROM 64K HI-ENDUR w/RDYBSY - 250NS | EEPROM 64K HI-ENDUR w/RDYBSY - 250NS |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | N | N | N |
| Mounting Style | Through Hole | Through Hole | SMD/SMT |
| Package / Case | PDIP-28 | PDIP-28 | PLCC-32 |
| Memory Size | 64 kbit | 64 kbit | 64 kbit |
| Organization | 8 k x 8 | 8 k x 8 | 8 k x 8 |
| Interface Type | Parallel | Parallel | Parallel |
| Access Time | 250 ns | 250 ns | 250 ns |
| Data Retention | 10 Year | 10 Year | 10 Year |
| Supply Current Max | 30 mA | 45 mA | 30 mA |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | 0 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 85 C | + 70 C |
| Height | 4.83 - 0.38 mm (Max) (Min) | 4.83 - 0.38 mm (Max) (Min) | 2.79 mm (Min) |
| Length | 37.34 mm (Max) | 37.34 mm (Max) | 14.1 mm (Max) |
| Width | 13.97 mm (Max) | 13.97 mm (Max) | 11.51 mm (Max) |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Operating Supply Current | 30 mA | 45 mA | 30 mA |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Output Enable Access Time | 100 ns | 100 ns | 100 ns |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 14 | 14 | 32 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.147798 oz | 0.147798 oz | - |