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| PartNumber | SN74ALS138AD | SN74ALS138ADB | SN74ALS138ADBR |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers 3 to 8 | Decoder/Demultiplexer Single 3-to-8 16-Pin SSOP Tube | Decoder/Demultiplexer Single 3-to-8 16-Pin SSOP T/R |
| Manufacturer | Texas Instruments | - | - |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | - | - |
| RoHS | Y | - | - |
| Product | Decoders / Demultiplexers | - | - |
| Logic Family | ALS | - | - |
| Number of Input Lines | 3 Input | - | - |
| Number of Output Lines | 8 Output | - | - |
| Propagation Delay Time | 22 ns | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOP-16 | - | - |
| Packaging | Tube | - | - |
| Function | 3 to 8 | - | - |
| Height | 1.58 mm | - | - |
| Input Voltage | 2.0 V to 0.8 V | - | - |
| Length | 9.9 mm | - | - |
| Number of Circuits | Single | - | - |
| Operating Temperature Range | 0 C to + 70 C | - | - |
| Output Current | 50 mA | - | - |
| Output Voltage | + 0.4 V to + 0.5 V | - | - |
| Series | SN74ALS138A | - | - |
| Technology | Bipolar | - | - |
| Width | 3.91 mm | - | - |
| Brand | Texas Instruments | - | - |
| Logic Type | Decoders/Demultiplexers | - | - |
| High Level Output Current | - 0.4 mA | - | - |
| Low Level Output Current | 8 mA | - | - |
| Maximum Clock Frequency | 75 MHz | - | - |
| Operating Supply Voltage | 5 V | - | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | - | - |
| Factory Pack Quantity | 40 | - | - |
| Subcategory | Logic ICs | - | - |
| Unit Weight | 0.004998 oz | - | - |