| PartNumber | SN74ALS240ADBR | SN74ALS240ADW | SN74ALS240ADWG4 |
| Description | Buffers & Line Drivers 3-State Outputs 20-SSOP | Buffers & Line Drivers Octal w/Tri-St Out | Buffers & Line Drivers Octal Buffer Drivers |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| RoHS | Y | Y | Y |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SSOP-20 | SOIC-20 | SOIC-20 |
| Packaging | Reel | Tube | Tube |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | 0 C to + 70 C |
| Series | SN74ALS240A | SN74ALS240A | SN74ALS240A |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| Factory Pack Quantity | 2000 | 25 | 25 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.007083 oz | 0.017662 oz | 0.017662 oz |
| 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 |
| Function | - | Buffer/Line Driver | Buffer/Line Driver |
| Height | - | 2.35 mm | 2.35 mm |
| Length | - | 12.8 mm | 12.8 mm |
| Output Type | - | 3-State | 3-State |
| Technology | - | Bipolar | Bipolar |
| Width | - | 7.52 mm | 7.52 mm |
| Logic Family | - | ALS | ALS |
| Logic Type | - | Bipolar | Bipolar |
| Number of Channels | - | 8 | 8 |
| High Level Output Current | - | - 15 mA | - 15 mA |
| Input Signal Type | - | Single-Ended | Single-Ended |
| Low Level Output Current | - | 24 mA | 24 mA |
| Operating Supply Current | - | 23 uA | 23 uA |
| Operating Supply Voltage | - | 5 V | 5 V |
| Propagation Delay Time | - | 9 ns | 9 ns |