| PartNumber | 74ACTQ543SC | 74ACTQ543QSCX | 74ACTQ543QSC |
| Description | Bus Transceivers Octal Reg Trans | Bus Transceivers Octal Reg Trans | IC TXRX NON-INVERT 5.5V 24QSOP |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | Bus Transceivers | Bus Transceivers | - |
| RoHS | Y | Y | - |
| Logic Family | 74ACT | 74ACT | - |
| Input Level | TTL | TTL | - |
| Output Level | CMOS | CMOS | - |
| Output Type | 3-State | 3-State | - |
| High Level Output Current | - 24 mA | - 24 mA | - |
| Low Level Output Current | 24 mA | 24 mA | - |
| Propagation Delay Time | 7.5 ns | 7.5 ns | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Package / Case | SOIC-24 | QSOP-24 | - |
| Packaging | Tube | Reel | - |
| Function | Wide Octal Registered Transceiver | Octal Reg Trans | - |
| Height | 2.35 mm | 1.45 mm | - |
| Length | 15.4 mm | 8.66 mm | - |
| Number of Circuits | 8 | 8 | - |
| Product | CMOS | CMOS | - |
| Technology | CMOS | CMOS | - |
| Width | 7.5 mm | 3.91 mm | - |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Number of Channels | 8 | 8 | - |
| Supply Current Max | 8 uA | 8 uA | - |
| Operating Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | - |
| Polarity | Non-Inverting | Non-Inverting | - |
| Product Type | Bus Transceivers | Bus Transceivers | - |
| Factory Pack Quantity | 30 | 2500 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Part # Aliases | 74ACTQ543SC_NL | - | - |
| Unit Weight | 0.038731 oz | 0.009016 oz | - |