 | |  | |
| PartNumber | AT27C256R-55JI | AT27C256R-55JC | AT27C256R-55LC |
| Description | EPROM 256k bit | EPROM 256k bit | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | EPROM | EPROM | - |
| RoHS | N | N | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | PLCC-32 | PLCC-32 | - |
| Type | OTP | OTP | - |
| Memory Size | 256 kB | 256 kB | - |
| Organization | 32 k x 8 | 32 k x 8 | - |
| Interface Type | Parallel | Parallel | - |
| Operating Supply Current | 20 mA | 20 mA | - |
| Programming Voltage | 13 V | 13 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Series | AT27C256R | AT27C256R | - |
| Access Time | 55 ns | 55 ns | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Operating Supply Voltage | 2.7 V to 3.6 V | 2.7 V to 3.6 V | - |
| Output Enable Access Time | 25 ns | 25 ns | - |
| Product Type | EPROM | EPROM | - |
| Factory Pack Quantity | 32 | 32 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |