| PartNumber | SN74AS298AD | SN74AS298ADR | SN74AS298ADRE4 |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Quadruple 2-Input | Encoders, Decoders, Multiplexers & Demultiplexers Quadruple 2-Input | Encoders, Decoders, Multiplexers & Demultiplexers Quadruple 2-Input |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| RoHS | Y | Y | Y |
| Product | Selectors / Multiplexers | Decoders, Encoders, Multiplexers & Demultiplexers | Multiplexers |
| Logic Family | AS | 74AS | 74AS |
| Number of Bits | 4 bit | 4 bit | 4 bit |
| Number of Input Lines | 2 Input | 2 Input | 2 Input |
| Number of Output Lines | 1 Output | 1 Output | 1 Output |
| Propagation Delay Time | 11 ns | 11 ns | 11 ns |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| 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 |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOP-16 | SOIC-16 | SOP-16 |
| Packaging | Tube | Reel | Reel |
| Function | Multiplexer/Register | Multiplexer/Register | Multiplexer/Register |
| Height | 1.58 mm | 1.58 mm | 1.58 mm |
| Length | 9.9 mm | 9.9 mm | 9.9 mm |
| Number of Circuits | Quad | Quad | Quad |
| Operating Temperature Range | 0 C to + 70 C | - | - |
| Series | SN74AS298A | - | - |
| Technology | Bipolar | Bipolar | Bipolar |
| Width | 3.91 mm | 3.91 mm | 3.91 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Logic Type | Multiplexer | Multiplexer | Multiplexer |
| High Level Output Current | - 2 mA | - 2 mA | - 2 mA |
| Low Level Output Current | 20 mA | 20 mA | 20 mA |
| Maximum Clock Frequency | 125 MHz | 60 MHz | 62 MHz |
| Operating Supply Voltage | 5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| Factory Pack Quantity | 40 | 1 | 1 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.004998 oz | 0.014829 oz | 0.014829 oz |