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| PartNumber | SN74LS399N | SN74LS399N3 | SN74LS399NS |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Quadruple 2-Input | D Flip-Flop, LS Series, 1-Func, Positive Edge Triggered, 4-Bit, True Output, TTL, PDIP16 | |
| Manufacturer | Texas Instruments | - | Texas Instruments |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | - | Logic - Signal Switches, Multiplexers, Decoders |
| RoHS | Y | - | - |
| Product | Decoders / Demultiplexers | - | - |
| Logic Family | LS | - | - |
| Number of Bits | 4 bit | - | - |
| Number of Input Lines | 2 Input | - | - |
| Number of Output Lines | 1 Output | - | - |
| Propagation Delay Time | 32 ns | - | - |
| Supply Voltage Min | 4.75 V | - | - |
| Supply Voltage Max | 5.25 V | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | PDIP-16 | - | - |
| Packaging | Tube | - | Tape & Reel (TR) |
| Function | Multiplexer/Register | - | - |
| Height | 4.57 mm | - | - |
| Length | 19.3 mm | - | - |
| Number of Circuits | Quad | - | - |
| Operating Temperature Range | 0 C to + 70 C | - | - |
| Series | SN74LS399 | - | 74LS |
| Technology | Bipolar | - | - |
| Width | 6.35 mm | - | - |
| Brand | Texas Instruments | - | - |
| Logic Type | Data Selectors/Multiplexers | - | - |
| High Level Output Current | - 0.4 mA | - | - |
| Low Level Output Current | 8 mA | - | - |
| Maximum Clock Frequency | 35 MHz | - | - |
| Operating Supply Voltage | 5 V | - | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | - | - |
| Factory Pack Quantity | 25 | - | - |
| Subcategory | Logic ICs | - | - |
| Unit Weight | 0.033570 oz | - | - |
| Type | - | - | Multiplexer |
| Package Case | - | - | 16-SOIC (0.209", 5.30mm Width) |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Surface Mount |
| Voltage Supply | - | - | 4.75 V ~ 5.25 V |
| Supplier Device Package | - | - | 16-SO |
| Voltage Supply Source | - | - | Single Supply |
| Circuit | - | - | 4 x 2:1 |
| Current Output High Low | - | - | 400μA, 8mA |
| Independent Circuits | - | - | 1 |