| PartNumber | 74F579SCX | 74F579SJ | 74F579SC |
| Description | Counter Shift Registers 8-Bit Bidir Bin Ctr | Counter Shift Registers 8-Bit Bidir Bin Ctr | Counter Shift Registers 8-Bit Bidir Bin Ctr |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Counter Shift Registers | Counter Shift Registers | Counter Shift Registers |
| RoHS | Y | Y | Y |
| Counter Type | Binary | Bidirectional | Binary |
| Counting Sequence | Up/Down | Up/Down | Up/Down |
| Number of Circuits | 1 | 1 | 1 |
| Number of Bits | 8 bit | 8 bit | 8 bit |
| Package / Case | SOIC-20 | SOP-20 | SOIC-20 |
| Logic Family | 74F | 74F | 74F |
| Logic Type | Bipolar | Bipolar | Bipolar |
| Number of Input Lines | 8 | 8 | 8 |
| Output Type | 3-State | 3-State | 3-State |
| Propagation Delay Time | 11.5 ns | 11.5 ns | 11.5 ns |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Packaging | Reel | Tube | Tube |
| Function | 8 Bit Bidirectional Binary Counter | Counter | 8 Bit Bidirectional Binary Counter |
| Width | 7.6 mm | 5.3 mm | 7.6 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Number of Output Lines | 8 | 8 | 8 |
| Operating Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| Product Type | Counter Shift Registers | Counter Shift Registers | Counter Shift Registers |
| Factory Pack Quantity | 1000 | 38 | 36 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Part # Aliases | 74F579SCX_NL | - | - |
| Unit Weight | 0.028254 oz | 0.009408 oz | 0.028254 oz |