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| PartNumber | SN74LS244DWR | SN74LS244DWRE4 | SN74LS244DWR2 |
| Description | Buffers & Line Drivers Tri-State Octal | Buffers & Line Drivers Octal Buff/Line Drvr W/3-State Otpt | DUAL 4 BIT BUFFER/DRIVER |
| Manufacturer | Texas Instruments | Texas Instruments | TI |
| Product Category | Buffers & Line Drivers | Buffers & Line Drivers | IC Chips |
| RoHS | Y | Y | - |
| Number of Input Lines | 8 Input | 8 Input | - |
| Number of Output Lines | 8 Output | 8 Output | - |
| Polarity | Non-Inverting | Non-Inverting | - |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Supply Voltage Min | 4.75 V | 4.75 V | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-20 | SOIC-20 | - |
| Packaging | Reel | Reel | - |
| Function | Buffer/Line Driver | Buffer/Line Driver | - |
| Height | 2.35 mm | 2.35 mm | - |
| Length | 12.8 mm | 12.8 mm | - |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | - |
| Output Type | 3-State | 3-State | - |
| Quiescent Current | 27 mA | 27 mA | - |
| Series | SN74LS244 | SN74LS244 | - |
| Technology | Bipolar | Bipolar | - |
| Width | 7.52 mm | 7.52 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Logic Family | LS | LS | - |
| Logic Type | Bipolar | Bipolar | - |
| Number of Channels | 8 | 8 | - |
| Supply Current Max | 46000 uA | 46000 uA | - |
| 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 | 46 uA | 46 uA | - |
| Operating Supply Voltage | 5 V | 4.75 V to 5.25 V | - |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | - |
| Propagation Delay Time | 18 ns at 5 V | 18 ns at 5 V | - |
| Factory Pack Quantity | 2000 | 2000 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.017662 oz | 0.017662 oz | - |