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| PartNumber | X28HC256JIZ-15 | X28HC256JIZ-12 | X28HC256JIZ-12T1 |
| Description | EEPROM 32K X 8 EEPROM,CMOS,HIGH SPEED,32LD PLCC,IND.,150NS, PB FREE | EEPROM 32K X 8 EEPROM,CMOS,HIGH SPEED,32LD PLCC,IND.,120NS, PB FREE | IC EEPROM 256K PARALLEL 32PLCC |
| Manufacturer | Renesas Electronics | Renesas Electronics | - |
| Product Category | EEPROM | EEPROM | - |
| Package / Case | PLCC-32 | PLCC-32 | - |
| Memory Size | 256 Kbit | 256 Kbit | - |
| Organization | 32 k x 8 | 32 k x 8 | - |
| Interface Type | Parallel | Parallel | - |
| Access Time | 150 ns | 120 ns | - |
| Data Retention | 100 Year | 100 Year | - |
| 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 | + 85 C | - |
| Brand | Renesas / Intersil | Renesas / Intersil | - |
| Operating Supply Current | 60 mA | 60 mA | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Product Type | EEPROM | EEPROM | - |
| Programming Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.049031 oz | 0.049031 oz | - |