| PartNumber | SN74ALS232BDW | SN74ALS232BDWR | SN74ALS232BFN |
| Description | FIFO 16 x 4 asynchronous FIFO memory | IC FIFO ASYNC 4X16 16SOIC | IC FIFO ASYNC 4X16 20PLCC |
| Manufacturer | Texas Instruments | - | Texas Instruments |
| Product Category | FIFO | - | Logic - FIFOs Memory |
| RoHS | Y | - | - |
| Data Bus Width | 4 bit | - | - |
| Bus Direction | Unidirectional | - | - |
| Memory Size | 64 bit | - | 64 (16 x 4) |
| Timing Type | Asynchronous | - | - |
| Organization | 16 k x 4 | - | - |
| Number of Circuits | 2 | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Supply Current Max | 125 mA | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Package / Case | SOIC-16 | - | - |
| Packaging | Tube | - | Tube |
| Height | 2.35 mm | - | - |
| Series | SN74ALS232B | - | 74ALS |
| Width | 7.52 mm | - | - |
| Brand | Texas Instruments | - | - |
| Mounting Style | SMD/SMT | - | - |
| Operating Supply Voltage | 4.5 V to 5.5 V | - | - |
| Product Type | FIFO | - | - |
| Factory Pack Quantity | 40 | - | - |
| Subcategory | Memory & Data Storage | - | - |
| Unit Weight | 0.014829 oz | - | - |
| Package Case | - | - | 20-LCC (J-Lead) |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Surface Mount |
| Function | - | - | Asynchronous |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 20-PLCC (9x9) |
| Data Rate | - | - | 40MHz |
| Access Time | - | - | 30ns |
| Current Supply Max | - | - | 125mA |
| Bus Directional | - | - | Uni-Directional |
| Expansion Type | - | - | Width |
| Programmable Flags Support | - | - | No |
| Retransmit Capability | - | - | No |
| FWFT Support | - | - | No |