| PartNumber | 74FCT540ATSOG | 74FCT540ATQG | 74FCT540ATQG8 |
| Description | Buffers & Line Drivers OCTAL BUFFER LINE DRIVER | Buffers & Line Drivers OCTAL BI-DIR TRANS | Buffers & Line Drivers OCTAL BI-DIR TRANS |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| RoHS | Y | Y | Y |
| Package / Case | SOIC-20 | QSOP-20 | QSOP-20 |
| Packaging | Tube | Tube | Reel |
| Height | 2.34 mm | 1.47 mm | 1.47 mm |
| Length | 12.8 mm | 8.7 mm | 8.7 mm |
| Series | 74FCT540T | 74FCT540T | 74FCT540T |
| Width | 7.6 mm | 3.8 mm | 3.8 mm |
| Brand | IDT | IDT | IDT |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| Factory Pack Quantity | 37 | 55 | 3000 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Part # Aliases | 74FCT540T IDT74FCT540ATSOG | 74FCT540T IDT74FCT540ATQG | 74FCT540T IDT74FCT540ATQG8 |
| Unit Weight | 0.028254 oz | 0.008508 oz | 0.008508 oz |