| PartNumber | 72845LB25PF9 | 72845LB25PF8 | 72845LB25PF |
| Description | FIFO IDT | IC FIFO SYNC DL 4096X18 128TQFP | IC FIFO SYNC DL 4096X18 128TQFP |
| Manufacturer | IDT (Integrated Device Technology) | IDT, Integrated Device Technology Inc | IDT, Integrated Device Technology Inc |
| Product Category | FIFO | Logic - FIFOs Memory | Logic - FIFOs Memory |
| Data Bus Width | 18 bit | - | - |
| Bus Direction | Bidirectional | - | - |
| Memory Size | 72 kbit | 144K (4K x 18 x 2) | 144K (4K x 18 x 2) |
| Timing Type | Asynchronous, Synchronous | - | - |
| Organization | 4 k x 18 | - | - |
| Number of Circuits | 1 | - | - |
| Maximum Clock Frequency | 40 MHz | - | - |
| Access Time | 15 ns | 15ns | 15ns |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Supply Current Max | 100 mA | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Package / Case | TQFP-128 | - | - |
| Packaging | Bulk | Tape & Reel (TR) Alternate Packaging | Tray Alternate Packaging |
| Series | 72845L | 7200 | 7200 |
| Brand | IDT | - | - |
| Mounting Style | SMD/SMT | - | - |
| Product Type | FIFO | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Memory & Data Storage | - | - |
| Unit Weight | 0.017760 oz | - | - |
| Package Case | - | 128-LQFP | 128-LQFP |
| 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 | - | 128-TQFP (14x20) | 128-TQFP (14x20) |
| Data Rate | - | 40MHz | 40MHz |
| Current Supply Max | - | 100mA | 100mA |
| Bus Directional | - | Bi-Directional | Bi-Directional |
| Expansion Type | - | Depth, Width | Depth, Width |
| Programmable Flags Support | - | Yes | Yes |
| Retransmit Capability | - | No | No |
| FWFT Support | - | Yes | Yes |