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| PartNumber | 74ACT520SJ | 74ACT520SCX | 74ACT520SC |
| Description | Logic Comparators 8-Bit Identity Comp | Logic Comparators 8-Bit Identity Comp | IC COMPARATOR IDENTITY 8B 20SOIC |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | Logic Comparators | Logic Comparators | - |
| RoHS | Y | Y | - |
| Comparator Type | Identity | Identity | - |
| Number of Bits | 8 bit | 8 bit | - |
| Logic Function | A = B | A = B | - |
| Output Type | Active Low | Active Low | - |
| 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 | - |
| Propagation Delay Time | 10 ns | 10 ns | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOP-20 | SOIC-20 | - |
| Packaging | Tube | Reel | - |
| Product | Digital Comparators | Digital Comparators | - |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | - |
| Input Voltage Range | - 0.5 V to + 0.5 V | - 0.5 V to + 0.5 V | - |
| Ib Input Bias Current | 4.8 mA | 4.8 mA | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Polarity | Inverting | Inverting | - |
| Product Type | Logic Comparators | Logic Comparators | - |
| Factory Pack Quantity | 38 | 1000 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.009408 oz | 0.028254 oz | - |