| PartNumber | SN74AHCT126QDRQ1 | SN74AHCT126QDRG4Q1 | SN74AHCT126QDREP |
| Description | Buffers & Line Drivers Quad Bus Buff Gates W/ 3 St Otpt | Buffers & Line Drivers QUAD BUS BUFFER GATE | Buffers & Line Drivers Mil Enhance Quad Bus Buffer Gates |
| 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 | 4 Input | 4 Input | 4 Input |
| Number of Output Lines | 4 Output | 4 Output | 4 Output |
| Polarity | Non-Inverting | Non-Inverting | Non-Inverting |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-14 | SOIC-14 | SOIC-14 |
| Qualification | AEC-Q100 | AEC-Q100 | - |
| Packaging | Reel | Reel | Reel |
| Function | Buffer/Line Driver | Buffer/Line Driver | Buffer/Line Driver |
| Height | 1.5 mm (Max) | 1.5 mm (Max) | 1.5 mm (Max) |
| Length | 8.75 mm (Max) | 8.75 mm (Max) | 8.75 mm (Max) |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - 40 C to + 125 C |
| Output Type | 3-State | 3-State | 3-State |
| Quiescent Current | 2 uA | 2 uA | 2 uA |
| Series | SN74AHCT126-Q1 | SN74AHCT126-Q1 | SN74AHCT126-EP |
| Technology | CMOS | CMOS | CMOS |
| Width | 4 mm (Max) | 4 mm (Max) | 4 mm (Max) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Logic Family | AHCT | AHCT | AHCT |
| Logic Type | CMOS | CMOS | CMOS |
| Number of Channels | 4 | 4 | 4 |
| Supply Current Max | 2 uA | 2 uA | 2 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 | 20 uA | 20 uA | 20 uA |
| Operating Supply Voltage | 4.5 V to 5.5 V | 5 V | 4.5 V to 5.5 V |
| Product Type | Buffers & Line Drivers | Buffers & Line Drivers | Buffers & Line Drivers |
| Propagation Delay Time | 7.5 ns | 7.5 ns | 7.5 ns |
| Factory Pack Quantity | 2500 | 2500 | 2500 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.004318 oz | 0.004318 oz | 0.004318 oz |
| Part # Aliases | - | - | V62/04684-01XE |