| PartNumber | 74ACT11257DW | 74ACT11257DWR | 74ACT11257DBR |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Tri-State Quad Data | Encoders, Decoders, Multiplexers & Demultiplexers Tri-State Quad Data | Encoders, Decoders, Multiplexers & Demultiplexers Tri-State Quad Data |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Logic - Signal Switches, Multiplexers, Decoders |
| RoHS | Y | Y | - |
| Product | Selectors / Multiplexers | Selectors / Multiplexers | - |
| Logic Family | ACT | ACT | - |
| Number of Bits | 4 bit | 4 bit | - |
| Number of Input Lines | 2 Input | 2 Input | - |
| Number of Output Lines | 1 Output | 1 Output | - |
| Propagation Delay Time | 8 ns | 8 ns | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-20 | SOIC-20 | - |
| Packaging | Tube | Reel | Digi-ReelR |
| Function | Multiplexer | Multiplexer | - |
| Height | 2.35 mm | 2.35 mm | - |
| Length | 12.8 mm | 12.8 mm | - |
| Number of Circuits | Quad | Quad | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Series | 74ACT11257 | 74ACT11257 | 74ACT |
| Technology | CMOS | CMOS | - |
| Width | 7.52 mm | 7.52 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Logic Type | Selectors/Multiplexers | Selectors/Multiplexers | - |
| High Level Output Current | - 24 mA | - 24 mA | - |
| Low Level Output Current | 24 mA | 24 mA | - |
| Maximum Clock Frequency | 90 MHz | 90 MHz | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Pd Power Dissipation | 774 mW | 1110 mW | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| Factory Pack Quantity | 25 | 2000 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.017662 oz | 0.017662 oz | - |
| Type | - | - | Multiplexer |
| Package Case | - | - | 20-SSOP (0.209", 5.30mm Width) |
| Operating Temperature | - | - | -40°C ~ 85°C |
| Mounting Type | - | - | Surface Mount |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 20-SSOP |
| Voltage Supply Source | - | - | Dual Supply |
| Circuit | - | - | 4 x 2:1 |
| Current Output High Low | - | - | 24mA, 24mA |
| Independent Circuits | - | - | 1 |