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| PartNumber | SN74HCT240N | SN74HCT240NS | SN74HCT240NE4 |
| Description | Buffers & Line Drivers Tri-State Octal | Buffers & Line Drivers Octal Buff/Line Drvr W/3-State Otpt | |
| Manufacturer | Texas Instruments | TI | - |
| Product Category | Buffers & Line Drivers | Logic - Buffers, Drivers, Receivers, Transceivers | - |
| RoHS | 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 | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | PDIP-20 | - | - |
| Packaging | Tube | Digi-ReelR Alternate Packaging | - |
| Function | Buffer/Line Driver | - | - |
| Height | 4.57 mm | - | - |
| Length | 24.33 mm | - | - |
| Operating Temperature Range | - 40 C to + 85 C | - | - |
| Output Type | 3-State | 3-State | - |
| Quiescent Current | 8 uA | - | - |
| Series | SN74HCT240 | 74HCT | - |
| Technology | CMOS | - | - |
| Width | 6.35 mm | - | - |
| Brand | Texas Instruments | - | - |
| Logic Family | HCT | HCT | - |
| Logic Type | CMOS | Buffer/Line Driver, Inverting | - |
| Number of Channels | 8 | 8 | - |
| Supply Current Max | 8 uA | - | - |
| High Level Output Current | - 6 mA | - 6 mA | - |
| Input Signal Type | Single-Ended | - | - |
| Low Level Output Current | 6 mA | 6 mA | - |
| Operating Supply Current | 80 uA | 80 uA | - |
| Operating Supply Voltage | 5 V | - | - |
| Product Type | Buffers & Line Drivers | - | - |
| Propagation Delay Time | 42 ns at 4.5 V, 38 ns at 5.5 V | 42 ns at 4.5 V | - |
| Factory Pack Quantity | 20 | - | - |
| Subcategory | Logic ICs | - | - |
| Unit Weight | 0.042297 oz | 0.009408 oz | - |
| Package Case | - | SOP-20 | - |
| Operating Temperature | - | -40°C ~ 85°C | - |
| Mounting Type | - | Surface Mount | - |
| Voltage Supply | - | 4.5 V ~ 5.5 V | - |
| Supplier Device Package | - | 20-SO | - |
| Number of Elements | - | 2 | - |
| Current Output High Low | - | 6mA, 6mA | - |
| Number of Bits per Element | - | 4 | - |
| Supply Voltage Max | - | 5.5 V | - |
| Supply Voltage Min | - | 4.5 V | - |