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| PartNumber | SN74LVC646ADBR | SN74LVC646ADW | SN74LVC646ADBR LC646A |
| Description | Bus Transceivers Tri-St. Octal Bus | Bus Transceivers Tri-St. Octal Bus | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Bus Transceivers | Bus Transceivers | - |
| RoHS | Y | Y | - |
| Logic Family | 74LVC | 74LVC | - |
| Input Level | LVTTL | LVTTL | - |
| Output Level | LVTTL | LVTTL | - |
| Output Type | 3-State | 3-State | - |
| High Level Output Current | - 24 mA | - 24 mA | - |
| Low Level Output Current | 24 mA | 24 mA | - |
| Propagation Delay Time | 8.8 ns | 8.8 ns | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 1.65 V | 1.65 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Package / Case | SSOP-24 | SOIC-24 | - |
| Packaging | Reel | Tube | - |
| Function | The SN54LVC646A octal bus transceiver and register is designed for 2.7-V to 3.6-V VCC operation | The SN54LVC646A octal bus transceiver and register is designed for 2.7-V to 3.6-V VCC operation | - |
| Height | 1.95 mm | 2.35 mm | - |
| Length | 8.2 mm | 15.4 mm | - |
| Number of Circuits | 8 | 8 | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Product | CMOS | CMOS | - |
| Series | SN74LVC646A | SN74LVC646A | - |
| Technology | CMOS | CMOS | - |
| Width | 5.3 mm | 7.52 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Number of Channels | 8 | 8 | - |
| Supply Current Max | 10 uA | 10 uA | - |
| Operating Supply Voltage | 1.65 V to 3.6 V | 1.65 V to 3.6 V | - |
| Polarity | Non-Inverting | Non-Inverting | - |
| Product Type | Bus Transceivers | Bus Transceivers | - |
| Factory Pack Quantity | 2000 | 25 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Triggering Type | Positive Edge | Positive Edge | - |
| Unit Weight | 0.059966 oz | 0.022025 oz | - |