| PartNumber | AS6C4008-55SIN | AS6C4008-55SINTR | AS6C4008-55STIN |
| 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 | Y | Y |
| Memory Size | 4 Mbit | 4 Mbit | 4 Mbit |
| Organization | 512 k x 8 | 512 k x 8 | 512 k x 8 |
| Access Time | 55 ns | 55 ns | 55 ns |
| Interface Type | Parallel | Parallel | Parallel |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.7 V | 2.7 V | 2.7 V |
| Supply Current Max | 60 mA | 60 mA | 60 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOP-32 | SOP-32 | sTSOP-32 |
| Packaging | Tube | Reel | Tray |
| Memory Type | SDR | SDR | SDR |
| Series | AS6C4008 | AS6C4008 | AS6C4008 |
| Type | Asynchronous | Asynchronous | Asynchronous |
| Brand | Alliance Memory | Alliance Memory | Alliance Memory |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 22 | 1000 | 234 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.172842 oz | - | - |