| PartNumber | MC74AC161MG | MC74AC161M |
| Description | Counter Shift Registers 2-6V Synchronous Presettable Binary | Counter ICs 2-6V Synchronous |
| Manufacturer | ON Semiconductor | ON Semiconductor |
| Product Category | Counter Shift Registers | Counter ICs |
| RoHS | Y | N |
| Counter Type | Binary | Binary |
| Counting Sequence | Up | Up |
| Number of Circuits | 1 | - |
| Number of Bits | 4 bit | - |
| Package / Case | SOEIAJ-16 | SOEIAJ-16 |
| Logic Family | 74AC | 74AC |
| Logic Type | CMOS | - |
| Number of Input Lines | 4 | - |
| Propagation Delay Time | 12 ns, 9.5 ns | - |
| Supply Voltage Max | 6 V | - |
| Minimum Operating Temperature | - 40 C | - |
| Maximum Operating Temperature | + 85 C | - |
| Packaging | Tube | Tube |
| Function | Counter | - |
| Width | 5.45 mm | - |
| Brand | ON Semiconductor | ON Semiconductor |
| Mounting Style | SMD/SMT | SMD/SMT |
| Number of Output Lines | 4 | - |
| Operating Supply Voltage | 2 V to 6 V | 2 V to 6 V |
| Product Type | Counter Shift Registers | Counter ICs |
| Factory Pack Quantity | 50 | 50 |
| Subcategory | Logic ICs | Counter ICs |
| Counting Method | - | Synchronous |