| PartNumber | AS6C4008-55STIN | AS6C4008-55STINTR | AS6C4008-55STINR |
| Description | SRAM 4M, 2.7-5.5V, 55ns 512K x 8 Asynch SRAM | SRAM 4M, 2.7-5.5V, 55ns 512K x 8 Asynch SRAM | SRAM 4M, 2.7-5.5V, 55ns 512K x 8 Asynch SRAM |
| Manufacturer | Alliance Memory | Alliance Memory | Alliance Memory |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | Y | - | - |
| Memory Size | 4 Mbit | - | 4 Mbit |
| Organization | 512 k x 8 | - | 512 k x 8 |
| Access Time | 55 ns | - | 55 ns |
| Interface Type | Parallel | - | Parallel |
| Supply Voltage Max | 5.5 V | - | 5.5 V |
| Supply Voltage Min | 2.7 V | - | 2.7 V |
| Supply Current Max | 60 mA | - | 60 mA |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | sTSOP-32 | - | sTSOP-32 |
| Packaging | Tray | Reel | Reel |
| Memory Type | SDR | - | SDR |
| Series | AS6C4008 | AS6C4008 | AS6C4008 |
| Type | Asynchronous | - | Asynchronous |
| Brand | Alliance Memory | Alliance Memory | Alliance Memory |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 234 | 1500 | 1500 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |