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| PartNumber | MC74AC139NG | MC74AC139MELG | MC74AC139N |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers 2-6V Dual 1-of-13 Decoder/DeMux | Encoders, Decoders, Multiplexers & Demultiplexers 2-6V Dual 1-of-11 Decoder/DeMux | IC DCODER/DEMUX DUAL 1:4 16-DIP |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| RoHS | Y | Y | - |
| Product | Decoders, Encoders, Multiplexers & Demultiplexers | Decoders, Encoders, Multiplexers & Demultiplexers | - |
| Logic Family | 74AC | 74AC | - |
| Number of Input Lines | 1 Input | 1 Input | - |
| Number of Output Lines | 4 Output | 4 Output | - |
| 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 | Through Hole | SMD/SMT | - |
| Package / Case | PDIP-16 | EIAJ-16 | - |
| Packaging | Tube | Reel | - |
| Function | Decoder/Demultiplexer | Decoder/Demultiplexer | - |
| Height | 3.43 mm | 1.85 mm | - |
| Length | 19.55 mm | 10.5 mm | - |
| Number of Circuits | Dual | Dual | - |
| Technology | CMOS | CMOS | - |
| Width | 6.85 mm | 5.45 mm | - |
| Brand | ON Semiconductor | ON Semiconductor | - |
| Logic Type | Decoders/Demultiplexers | Decoders/Demultiplexers | - |
| Supply Current Max | 0.008 mA | 0.008 mA | - |
| High Level Output Current | - 24 mA | - 24 mA | - |
| Low Level Output Current | 24 mA | 24 mA | - |
| Operating Supply Voltage | - 0.5 V to + 7 V | 2 V to 6 V | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| Factory Pack Quantity | 500 | 2000 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.057419 oz | - | - |