| PartNumber | SN74HC251PWR | SN74HC251PW | SN74HC251PWG4 |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Data w/3-State Out Selector/Multiplexer | Encoders, Decoders, Multiplexers & Demultiplexers Data w/3-State Out Selector/Multiplexer | Multiplexer 1-Element CMOS 3-ST 8-IN 16-Pin TSSOP Tube (Alt: SN74HC251PWG4) |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| RoHS | Y | Y | - |
| Product | Selectors / Multiplexers | Selectors / Multiplexers | - |
| Logic Family | HC | HC | - |
| Number of Input Lines | 8 Input | 8 Input | - |
| Number of Output Lines | 1 Output | 1 Output | - |
| Propagation Delay Time | 51 ns | 51 ns | - |
| Supply Voltage Min | 2 V | 2 V | - |
| Supply Voltage Max | 6 V | 6 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSSOP-16 | TSSOP-16 | - |
| Packaging | Reel | Tube | - |
| Function | Multiplexer | Multiplexer | - |
| Height | 1.15 mm | 1.15 mm | - |
| Length | 5 mm | 5 mm | - |
| Number of Circuits | Single | Single | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Series | SN74HC251 | SN74HC251 | - |
| Technology | CMOS | CMOS | - |
| Width | 4.4 mm | 4.4 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Logic Type | Data Selectors/Multiplexers | Data Selectors/Multiplexers | - |
| High Level Output Current | - 7.8 mA | - 7.8 mA | - |
| Low Level Output Current | 7.8 mA | 7.8 mA | - |
| Maximum Clock Frequency | 28 MHz | 28 MHz | - |
| Operating Supply Voltage | 2 V to 6 V | 2 V to 6 V | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| Factory Pack Quantity | 2000 | 90 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.002183 oz | 0.002183 oz | - |