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| PartNumber | SN74BCT540ANSR | SN74BCT540AN | SN74BCT540ANE4 |
| Description | Buffers & Line Drivers Octal Buffers and Line Drivers | Buffers & Line Drivers Octal Buffers and Line Drivers | Buffers & Line Drivers Octal Buffers and Line Drivers |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Buffers & Line Drivers | Buffers & Line Drivers | - |
| RoHS | Y | Y | - |
| Number of Input Lines | 8 Input | 8 Input | - |
| Number of Output Lines | 8 Output | 8 Output | - |
| Polarity | Inverting | Inverting | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Mounting Style | SMD/SMT | Through Hole | - |
| Package / Case | SO-20 | PDIP-20 | - |
| Packaging | Reel | Tube | - |
| Function | Buffer/Line Driver | Buffer/Line Driver | - |
| Height | 1.95 mm | 4.57 mm | - |
| Length | 12.6 mm | 24.33 mm | - |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | - |
| Output Type | 3-State | 3-State | - |
| Series | SN74BCT540A | SN74BCT540A | - |
| Technology | BiCMOS | BiCMOS | - |
| Width | 5.3 mm | 6.35 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Logic Family | BCT | BCT | - |
| Logic Type | BiCMOS | BiCMOS | - |
| Number of Channels | 8 | 8 | - |
| High Level Output Current | - 15 mA | - 15 mA | - |
| Input Signal Type | Single-Ended | Single-Ended | - |
| Low Level Output Current | 64 mA | 64 mA | - |
| Operating Supply Current | 71 uA | 71 uA | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | - |
| Propagation Delay Time | 5.8 ns at 5 V | 5.8 ns at 5 V | - |
| Factory Pack Quantity | 2000 | 20 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.009408 oz | 0.042297 oz | - |