| PartNumber | AT27C1024-45JU-T | AT27C1024-45JU | AT27C1024-45JI |
| Description | EPROM 45NS PLCC IND GRN | EPROM 1Mb (64Kx16) OTP 5V 45ns | EPROM 1Mb (64Kx16) OTP 5V 45ns |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EPROM | EPROM | EPROM |
| RoHS | Y | Y | E |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | PLCC-44 | PLCC-44 | PLCC-44 |
| Type | OTP | OTP | OTP |
| Memory Size | 1 Mbit | 1 Mbit | 1 Mbit |
| Organization | 64 k x 16 | 64 k x 16 | 64 k x 16 |
| Interface Type | Parallel | Parallel | Parallel |
| Operating Supply Current | 30 mA | 100 uA | 30 mA |
| Programming Voltage | 13 V | 13 V | 13 V |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | AT27C1024 | AT27C1024 | AT27C1024 |
| Packaging | Reel | Tube | - |
| Access Time | 45 ns | 45 ns | 45 ns |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Voltage | 5 V | 5 V | 2.7 V to 3.6 V |
| Output Enable Access Time | 20 ns | 20 ns | 20 ns |
| Product Type | EPROM | EPROM | EPROM |
| Factory Pack Quantity | 500 | 27 | 27 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | - | 0.084185 oz | 0.084185 oz |