| PartNumber | SN74ACT7811-15FN | SN74ACT7811-15PN | SN74ACT7811-18FN |
| Description | IC SYNC FIFO MEM 1024X18 68-PLCC | IC SYNC FIFO MEM 1024X18 80-LQFP | IC SYNC FIFO MEM 1024X18 68-PLCC |
| Manufacturer | Texas Instruments | - | Texas Instruments |
| Product Category | Logic - FIFOs Memory | - | Logic - FIFOs Memory |
| Series | 74ACT | - | 74ACT |
| Packaging | Tube | - | Tube |
| Package Case | 68-LCC (J-Lead) | - | 68-LCC (J-Lead) |
| Operating Temperature | 0°C ~ 70°C | - | 0°C ~ 70°C |
| Mounting Type | Surface Mount | - | Surface Mount |
| Function | Synchronous | - | Synchronous |
| Voltage Supply | 4.5 V ~ 5.5 V | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | 68-PLCC (24.23x24.23) | - | 68-PLCC (24.23x24.23) |
| Memory Size | 18K (1K x 18) | - | 18K (1K x 18) |
| Data Rate | 40MHz | - | 35MHz |
| Access Time | 15ns | - | 18ns |
| Current Supply Max | 1mA | - | 1mA |
| Bus Directional | Uni-Directional | - | Uni-Directional |
| Expansion Type | Depth, Width | - | Depth, Width |
| Programmable Flags Support | Yes | - | Yes |
| Retransmit Capability | No | - | No |
| FWFT Support | No | - | No |