| PartNumber | SN74AHC240PWR | SN74AHC240PW | SN74AHC240PWRE4 |
| Description | Buffers & Line Drivers Tri-State Octal | Buffers & Line Drivers Octal w/Tri-St Out | Buffers & Line Drivers Octal Buffer/Driver With 3-State Outputs |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| RoHS | Y | Y | Y |
| Number of Input Lines | 8 Input | 8 Input | 8 Input |
| Number of Output Lines | 8 Output | 8 Output | 8 Output |
| Polarity | Inverting | Inverting | Inverting |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-20 | TSSOP-20 | TSSOP-20 |
| Packaging | Reel | Tube | Reel |
| Function | Buffer/Line Driver | Buffer/Line Driver | Buffer/Line Driver |
| Height | 1.05 mm (Max) | 1.05 mm (Max) | 1.05 mm (Max) |
| Length | 6.6 mm (Max) | 6.6 mm (Max) | 6.6 mm (Max) |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Output Type | 3-State | 3-State | 3-State |
| Quiescent Current | 4 uA | 4 uA | 4 uA |
| Series | SN74AHC240 | SN74AHC240 | SN74AHC240 |
| Technology | CMOS | CMOS | CMOS |
| Width | 4.5 mm (Max) | 4.5 mm (Max) | 4.5 mm (Max) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Logic Family | AHC | AHC | AHC |
| Logic Type | CMOS | CMOS | CMOS |
| Number of Channels | 8 | 8 | 8 |
| Supply Current Max | 4 uA | 4 uA | 4 uA |
| High Level Output Current | - 8 mA | - 8 mA | - 8 mA |
| Input Signal Type | Single-Ended | Single-Ended | Single-Ended |
| Low Level Output Current | 8 mA | 8 mA | 8 mA |
| Operating Supply Current | 40 uA | 40 uA | 40 uA |
| Operating Supply Voltage | 2.5 V, 3.3 V, 5 V | 2.5 V | 2 V to 5.5 V |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| Propagation Delay Time | 11 ns | 11 ns, 7.5 ns | 11 ns |
| Factory Pack Quantity | 2000 | 70 | 2000 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.002716 oz | 0.002716 oz | 0.002716 oz |