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| PartNumber | SN74ALS257ADR | SN74ALS257ADG4 | SN74ALS257AD |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Tri-State Quad Data | Encoders, Decoders, Multiplexers & Demultiplexers QUAD 2 Ln To 1 Ln Data SELECTR Mltplxr | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2 to 1 |
| 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 | ALS | ALS | ALS |
| 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 | 12 ns | 12 ns | 12 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 | SOP-16 | SOP-16 |
| Packaging | Reel | Tube | Tube |
| Function | Multiplexer | Multiplexer | The 3-state outputs do not load the data lines |
| 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 |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | 0 C to + 70 C |
| Series | SN74ALS257A | SN74ALS257A | SN74ALS257A |
| Technology | Bipolar | Bipolar | Bipolar |
| Width | 3.91 mm | 3.91 mm | 3.91 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Logic Type | Data Selectors/Multiplexers | Bipolar | Data Selectors/Multiplexers |
| High Level Output Current | - 2.6 mA | - 2.6 mA | - 2.6 mA |
| Low Level Output Current | 24 mA | 24 mA | 24 mA |
| Maximum Clock Frequency | 75 MHz | 75 MHz | 75 MHz |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Pd Power Dissipation | 200 mW | - | 1.3 W |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| Factory Pack Quantity | 2500 | 40 | 40 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.004998 oz | 0.004998 oz | 0.004998 oz |
| Input Voltage | - | - | 0.8 V to + 2 V |
| Output Current | - | - | 24 mA |
| メーカー | モデル | 説明 | RFQ |
|---|---|---|---|
Texas Instruments |
SN74ALS257ADR | Encoders, Decoders, Multiplexers & Demultiplexers Tri-State Quad Data | |
| SN74ALS257ANSR | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | ||
| SN74ALS257AN | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | ||
| SN74ALS257ANE4 | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | ||
| SN74ALS257ADG4 | Encoders, Decoders, Multiplexers & Demultiplexers QUAD 2 Ln To 1 Ln Data SELECTR Mltplxr | ||
| SN74ALS257AD | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2 to 1 | ||
| SN74ALS257ADG4 | IC DATA SELECTOR/MUX SGL 16SOIC | ||
| SN74ALS257ANG4 | IC SELECTOR MUX QUAD 2-1 16-DIP | ||
| SN74ALS257ADR | Encoders, Decoders, Multiplexers & Demultiplexers Tri-State Quad Data | ||
| SN74ALS257ANSR | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | ||
| SN74ALS257AD | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2 to 1 | ||
| SN74ALS257AN | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | ||
| SN74ALS257ADB | ブランドニューオリジナル | ||
| SN74ALS257ADRE4 | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | ||
| SN74ALS257ANS | Multiplexer, ALS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16 | ||
| SN74ALS257ANSRG4 | Encoders, Decoders, Multiplexers & Demultiplexers QUAD 2 Ln To 1 Ln Data SELECTR Mltplx | ||
| SN74ALS257ANE4 | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp |