| PartNumber | 74AC11257PW | 74AC11257PWG4 | 74AC11257PWE4 |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-Line-1-Line Data Sel/Multipl | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp |
| 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 | Selectors / Multiplexers | Selectors / Multiplexers |
| Logic Family | AC | AC | AC |
| Number of Bits | 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 | 6.5 ns | 6.5 ns | 6.5 ns |
| Supply Voltage Min | 3 V | 3 V | 3 V |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-20 | TSSOP-20 | TSSOP-20 |
| Packaging | Tube | Tube | Tube |
| Function | Multiplexer | Multiplexer | Multiplexer |
| Height | 1.15 mm | 1.15 mm | 1.15 mm |
| Length | 6.5 mm | 6.5 mm | 6.5 mm |
| Number of Circuits | Quad | - | Quad |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Series | 74AC11257 | 74AC11257 | 74AC11257 |
| Technology | CMOS | CMOS | CMOS |
| Width | 4.4 mm | 4.4 mm | 4.4 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Logic Type | Selectors/Multiplexers | CMOS | 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 | 3 V to 5.5 V | 3 V to 5.5 V | 3 V to 5.5 V |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| Factory Pack Quantity | 70 | 70 | 70 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.002716 oz | 0.002716 oz | 0.002716 oz |