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| PartNumber | SN74HC148AN | SN74HC148D | SN74HC148ANSR |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers 8-Line To 3-Line Priority Encoder | Encoders, Decoders, Multiplexers & Demultiplexers 8-to-3 Line Priority | Encoders, Decoders, Multiplexers & Demultiplexers OPEN 98/06/05 |
| Manufacturer | Texas Instruments | Texas Instruments | Toshiba |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | PDIP-16 | SOP-16 | TSSOP-B-16 |
| Packaging | Tube | Tube | Reel |
| Series | SN74HC148 | SN74HC148 | 74LCX157FT |
| Brand | Texas Instruments | Texas Instruments | Toshiba |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| Factory Pack Quantity | 25 | 40 | 2500 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.033711 oz | 0.004998 oz | - |
| Product | - | Selectors / Multiplexers | Multiplexers |
| Logic Family | - | HC | LCX |
| Number of Input Lines | - | 8 Input | 8 Input |
| Number of Output Lines | - | 3 Output | 4 Output |
| Propagation Delay Time | - | 49 ns | 6.5 ns |
| Supply Voltage Min | - | 2 V | 1.65 V |
| Supply Voltage Max | - | 6 V | 3.6 V |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 85 C | + 125 C |
| Function | - | 8-to-3 Line Priority | - |
| Height | - | 1.58 mm | - |
| Input Voltage | - | 0.1 V to 1.9 V | - |
| Length | - | 9.9 mm | - |
| Number of Circuits | - | Single | 4 Circuit |
| Operating Temperature Range | - | - 40 C to + 85 C | - |
| Output Current | - | +/- 25 mA | - |
| Output Voltage | - | 2 V to 6 V | - |
| Width | - | 3.91 mm | - |
| Logic Type | - | Priority Encoder | CMOS |
| High Level Output Current | - | - 5.2 mA | - |
| Low Level Output Current | - | 5.2 mA | - |
| Maximum Clock Frequency | - | 28 MHz | - |
| Operating Supply Voltage | - | 2 V to 6 V | - |
| Pd Power Dissipation | - | - | 180 mW |