 | |  | |
| PartNumber | AT28HC256-90JI | AT28HC256-90JC | AT28HC256-90JA |
| Description | EEPROM 256K 5V SDP - 90NS IND TEMP | EEPROM 256K 5V SDP - 90NS COM TEMP | IC EEPROM 256K PARALLEL 32PLCC |
| Manufacturer | Microchip | Microchip | - |
| Product Category | EEPROM | EEPROM | - |
| RoHS | N | N | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | PLCC-32 | PLCC-32 | - |
| Memory Size | 256 kbit | 256 kbit | - |
| Organization | 32 k x 8 | 32 k x 8 | - |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI | - |
| Access Time | 70 ns | 70 ns | - |
| Data Retention | 10 Year | 10 Year | - |
| Supply Current Max | 80 mA | 80 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 | AT28HC256 | AT28HC256 | - |
| Height | 2.79 mm (Min) | 2.79 mm (Min) | - |
| Length | 14.1 mm (Max) | 14.1 mm (Max) | - |
| Width | 11.51 mm (Max) | 11.51 mm (Max) | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Operating Supply Current | 80 mA | 80 mA | - |
| Operating Supply Voltage | 2.7 V, 3.6 V | 5 V | - |
| Output Enable Access Time | 40 ns | 40 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 | - |