| PartNumber | SN74LVC257AQDRG4Q1 | SN74LVC257AQDRQ1 | SN74LVC257AQDREP |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2 To 1-Line Data Selector/Mux | Encoders, Decoders, Multiplexers & Demultiplexers Automotive Catalog Quadruple 2-Line To 1-Line Data Selector/Multiplexer With 3-State Outputs 16-SOIC -40 to 125 | Encoders, Decoders, Multiplexers & Demultiplexers Mil Enhance Quad 2-1 Line Data Sel/Mult |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| RoHS | Y | - | Y |
| Product | Selectors / Multiplexers | Selectors / Multiplexers | Selectors / Multiplexers |
| Logic Family | LVC | LVC | LVC |
| Number of Input Lines | 2 Input | 2 Input | 2 Input |
| Number of Output Lines | 1 Output | 1 Output | 1 Output |
| Propagation Delay Time | 6.4 ns | 6.4 ns | 6.4 ns |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOP-16 | SOP-16 | SOP-16 |
| Qualification | AEC-Q100 | - | - |
| Packaging | Reel | - | Reel |
| Function | Multiplexer | Multiplexer | Multiplexer |
| Height | 1.58 mm | 1.58 mm | 1.58 mm |
| Length | 9.9 mm | 9.9 mm | 9.9 mm |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - 40 C to + 125 C |
| Series | SN74LVC257A-Q1 | SN74LVC257A-Q1 | SN74LVC257A-EP |
| Technology | CMOS | CMOS | CMOS |
| Width | 3.91 mm | 3.91 mm | 3.91 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Logic Type | CMOS | Data Selectors/Multiplexers | Data Selectors/Multiplexers |
| High Level Output Current | - 24 mA | - 24 mA | - 24 mA |
| Low Level Output Current | 24 mA | 24 mA | 24 mA |
| Maximum Clock Frequency | 100 MHz | 100 MHz | 100 MHz |
| Operating Supply Voltage | 2 V to 3.6 V | 2 V to 3.6 V | 2 V to 3.6 V |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| Factory Pack Quantity | 2500 | - | 2500 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.004998 oz | 0.004998 oz | 0.004998 oz |
| Number of Bits | - | 4 bit | - |
| Number of Circuits | - | Quad | Quad |
| Part # Aliases | - | - | V62/04660-01XE |