| PartNumber | AT27C2048-55JU | AT27C2048-55JU-T | AT27C2048-55PU |
| Description | EPROM 2Mb (128Kx16) OTP 5V 55ns | EPROM 55NS, PLCC, IND TEMP, GREEN | EPROM 2Mb (128Kx16) OTP 5V 55ns |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EPROM | EPROM | EPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | Through Hole |
| Package / Case | PLCC-44 | PLCC-44 | PDIP-40 |
| Type | OTP | OTP | OTP |
| Memory Size | 2 Mbit | 2 Mbit | 2 Mbit |
| Organization | 128 k x 16 | 128 k x 16 | 128 k x 16 |
| Interface Type | Parallel | Parallel | Parallel |
| Operating Supply Current | 100 uA | 35 mA | 35 mA |
| Programming Voltage | 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 | AT27C2048 | AT27C2048 | AT27C2048 |
| Packaging | Tube | Reel | - |
| Access Time | 55 ns | 55 ns | 55 ns |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Voltage | 5 V | 4.5 V to 5.5 V | 5 V |
| Output Enable Access Time | 20 ns | - | 20 ns |
| Product Type | EPROM | EPROM | EPROM |
| Factory Pack Quantity | 27 | 500 | 10 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.084185 oz | - | 0.210004 oz |