| PartNumber | 74HC540D(BJ) | 74HC540D,653 | 74HC540D,652 |
| Description | Buffers & Line Drivers 74HC CMOS logic IC series 6V 20 pins | Buffers & Line Drivers OCTAL BUFFER/DRIVER INV 3-S | Buffers & Line Drivers OCT BUF/DRVR INV 3ST |
| Manufacturer | Toshiba | Nexperia | Nexperia |
| Product Category | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| RoHS | Y | Y | Y |
| Number of Input Lines | 8 Input | 8 Input | 8 Input |
| Number of Output Lines | 8 Output | 8 Output | 8 Output |
| Polarity | Inverting | Inverting | Inverting |
| Supply Voltage Max | 6 V | 6 V | 6 V |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-20 | SO-20 | SO-20 |
| Packaging | Reel | Reel | Tube |
| Output Type | 3-State | 3-State | 3-State |
| Series | 74HC540D | - | - |
| Brand | Toshiba | Nexperia | Nexperia |
| Logic Family | 74HC | HC | HC |
| Logic Type | CMOS | - | Buffer/Line Driver |
| Number of Channels | 8 Channel | 8 | 8 |
| High Level Output Current | - 7.8 mA | - 7.8 mA | - 7.8 mA |
| Low Level Output Current | 7.8 mA | 7.8 mA | 7.8 mA |
| Operating Supply Current | 4 uA | - | - |
| Pd Power Dissipation | 500 mW (1/2 W) | - | 500 mW (1/2 W) |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| Propagation Delay Time | 10 ns at 6 V | 100 ns at 2 V, 20 ns at 4.5 V, 17 ns at 6 V | 30 ns |
| Factory Pack Quantity | 2000 | 2000 | 38 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Part # Aliases | 74HC540D | 74HC540D-T | 74HC540D |
| Function | - | Buffer/Line Driver | Buffer/Line Driver |
| Height | - | 2.45 mm (Max) | 2.45 mm (Max) |
| Length | - | 13 mm (Max) | 13 mm (Max) |
| Quiescent Current | - | 8 uA | 8 uA |
| Technology | - | CMOS | CMOS |
| Width | - | 7.6 mm (Max) | 7.6 mm (Max) |
| Supply Current Max | - | 8 uA | 8 uA |
| Input Signal Type | - | Single-Ended | Single-Ended |
| Operating Supply Voltage | - | 5 V | 5 V |
| Unit Weight | - | 0.011640 oz | 0.011640 oz |