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| PartNumber | SN74LS279AN | SN74LS279ANE4 | SN74LS279AN/SN74279N |
| Description | Latches Quad /S-/R | Latches QUAD /S-/R LATCHES | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Latches | Latches | - |
| RoHS | Y | Y | - |
| Number of Circuits | 4 Circuit | 4 Circuit | - |
| Logic Type | S-R Latch | S-R Latch | - |
| Logic Family | 74LS | 74LS | - |
| Polarity | Non-Inverting | Non-Inverting | - |
| Number of Output Lines | 1 Line | 1 Line | - |
| High Level Output Current | - 400 uA | - 400 uA | - |
| Low Level Output Current | 32 mA | 32 mA | - |
| Propagation Delay Time | 27 ns at 5 V | 27 ns at 5 V | - |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Supply Voltage Min | 4.75 V | 4.75 V | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Package / Case | PDIP-16 | PDIP-16 | - |
| Packaging | Tube | Tube | - |
| Function | Quadruple S-R Latch | Transparent | - |
| Height | 4.57 mm | 4.57 mm | - |
| Length | 19.3 mm | 19.3 mm | - |
| Series | SN74LS279A | SN74LS279A | - |
| Type | S-R Type | S-R Type | - |
| Width | 6.35 mm | 6.35 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Mounting Style | Through Hole | Through Hole | - |
| Number of Channels | 4 Channels | 4 Channels | - |
| Number of Input Lines | 2 Line | 2 Line | - |
| Operating Supply Current | 7 mA | 7 mA | - |
| Operating Supply Voltage | 4.75 V to 5.25 V | 4.75 V to 5.25 V | - |
| Product Type | Latches | Latches | - |
| Reset Type | No Reset | No Reset | - |
| Factory Pack Quantity | 25 | 25 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.033570 oz | 0.033570 oz | - |