| PartNumber | AT27LV512A-90TU | AT27LV512A-90TC | AT27LV512A-90TI |
| Description | EPROM 512Kb (64Kx8) OTP 3V 90ns | IC EPROM 512K PARALLEL 28TSOP | IC EPROM 512K PARALLEL 28TSOP |
| Manufacturer | Microchip | - | Atmel |
| Product Category | EPROM | - | Memory |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TSOP-28 | - | - |
| Type | OTP | - | - |
| Memory Size | 512 kb | - | 512K (64K x 8) |
| Organization | 64 k x 8 | - | - |
| Interface Type | Parallel | - | - |
| Operating Supply Current | 20 mA | - | - |
| Programming Voltage | 13 V | - | - |
| Supply Voltage Max | 3.6 V, 5.5 V | - | - |
| Supply Voltage Min | 3 V, 4.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Access Time | 90 ns | - | - |
| Brand | Microchip Technology / Atmel | - | - |
| Operating Supply Voltage | 3.3 V, 5 V | - | - |
| Output Enable Access Time | 50 ns | - | - |
| Product Type | EPROM | - | - |
| Factory Pack Quantity | 234 | - | - |
| Subcategory | Memory & Data Storage | - | - |
| Series | - | - | - |
| Packaging | - | - | Tray |
| Package Case | - | - | 28-TSSOP (0.465", 11.80mm Width) |
| Operating Temperature | - | - | -40°C ~ 85°C (TC) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 3 V ~ 3.6 V, 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 28-TSOP |
| Memory Type | - | - | EPROM OTP |
| Speed | - | - | 90ns |
| Format Memory | - | - | EPROMs |