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| PartNumber | SN74ALS540N | SN74ALS540NS | SN74ALS540NE4 |
| Description | Buffers & Line Drivers Octal w/Tri-St Out | Buffers & Line Drivers Octal Buffers and Line Drivers | Buffers & Line Drivers Octal Buffer/Driver With 3-State Outputs |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Buffers & Line Drivers | Buffers & Line Drivers | - |
| RoHS | Y | Y | - |
| Number of Input Lines | 8 Input | 10 Input | - |
| Number of Output Lines | 8 Output | 3 Output | - |
| Polarity | Inverting | Inverting | - |
| Supply Voltage Max | 5.5 V | 3.6 V | - |
| Supply Voltage Min | 4.5 V | 1.65 V | - |
| Minimum Operating Temperature | 0 C | - 40 C | - |
| Maximum Operating Temperature | + 70 C | + 85 C | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | PDIP-20 | SOIC-24 | - |
| Packaging | Tube | Reel | - |
| Function | Buffer/Line Driver | Buffer/Line Driver | - |
| Height | 4.57 mm | 2.35 mm | - |
| Length | 24.33 mm | 15.4 mm | - |
| Operating Temperature Range | 0 C to + 70 C | - 40 C to + 85 C | - |
| Output Type | 3-State | 3-State | - |
| Series | SN74ALS540 | SN74LVC828A | - |
| Technology | Bipolar | CMOS | - |
| Width | 6.35 mm | 7.52 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Logic Family | ALS | LVC | - |
| Logic Type | Bipolar | CMOS | - |
| Number of Channels | 8 | 10 | - |
| High Level Output Current | - 15 mA | - 24 mA | - |
| Input Signal Type | Single-Ended | Single-Ended | - |
| Low Level Output Current | 24 mA | 24 mA | - |
| Operating Supply Current | 22 uA | 10 uA | - |
| Operating Supply Voltage | 5 V | 1.65 V to 3.6 V | - |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | - |
| Propagation Delay Time | 12 ns | 7.1 ns at 2.7 V | - |
| Factory Pack Quantity | 20 | 2000 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.042297 oz | 0.022025 oz | - |
| Quiescent Current | - | 10 uA | - |
| Supply Current Max | - | 10 uA | - |