| PartNumber | AT27BV4096-12JU | AT27BV4096-12JC | AT27BV4096-12JI |
| Description | EPROM 4Mb (256Kx16) OTP 2.7-3.6V 120ns | EPROM 4M bit | IC EPROM 4M PARALLEL 44PLCC |
| Manufacturer | Microchip | Microchip | Atmel |
| Product Category | EPROM | EPROM | Memory |
| RoHS | Y | N | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | PLCC-44 | PLCC-44 | - |
| Type | OTP | OTP | - |
| Memory Size | 4 Mbit | 4 kB | 4M (256K x 16) |
| Organization | 512 k x 8 | 256 k x 16 | - |
| Interface Type | Parallel | Parallel | - |
| Operating Supply Current | 8 mA | 40 mA | - |
| Programming Voltage | 13 V | 13 V | - |
| Supply Voltage Max | 3.6 V, 5.5 V | 3.6 V, 5.5 V | - |
| Supply Voltage Min | 2.7 V, 4.5 V | 2.7 V, 4.5 V | - |
| Minimum Operating Temperature | 0 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 70 C | - |
| Access Time | 120 ns | 120 ns | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Operating Supply Voltage | 3.3 V, 5 V | 2.7 V to 3.6 V | - |
| Output Enable Access Time | 35 ns | 35 ns | - |
| Product Type | EPROM | EPROM | - |
| Factory Pack Quantity | 27 | 27 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.084185 oz | 0.084185 oz | - |
| Series | - | - | - |
| Packaging | - | - | Tube |
| Package Case | - | - | 44-LCC (J-Lead) |
| Operating Temperature | - | - | -40°C ~ 85°C (TC) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 2.7 V ~ 3.6 V, 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 44-PLCC (16.59x16.59) |
| Memory Type | - | - | EPROM OTP |
| Speed | - | - | 120ns |
| Format Memory | - | - | EPROMs |