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| PartNumber | SN74ABT657ADW | SN74ABT657ADWR | SN74ABT657ADWRE4 |
| Description | Bus Transceivers Tri-State 8bit Octal | Bus Transceivers Tri-State 8bit Octal | Bus Transceivers Octal Transceive |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Bus Transceivers | Bus Transceivers | - |
| RoHS | Y | Y | - |
| Logic Family | ABT | ABT | - |
| Input Level | TTL | TTL | - |
| Output Level | TTL | TTL | - |
| Output Type | 3-State | 3-State | - |
| High Level Output Current | - 32 mA | - 32 mA | - |
| Low Level Output Current | 64 mA | 64 mA | - |
| Propagation Delay Time | 4.6 ns | 4.6 ns | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Package / Case | SOIC-24 | SOIC-24 | - |
| Packaging | Tube | Reel | - |
| Function | Transceivers have eight noninverting buffers | Transceivers have eight noninverting buffers | - |
| Height | 2.35 mm | 2.35 mm | - |
| Length | 15.4 mm | 15.4 mm | - |
| Number of Circuits | 8 | 8 | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Product | Parity Transceiver | Parity Transceiver | - |
| Series | SN74ABT657A | SN74ABT657A | - |
| Technology | BiCMOS | BiCMOS | - |
| Width | 7.52 mm | 7.52 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Number of Channels | 8 | 8 | - |
| Supply Current Max | 40 mA | 40 mA | - |
| Operating Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | - |
| Polarity | Non-Inverting | Non-Inverting | - |
| Product Type | Bus Transceivers | Bus Transceivers | - |
| Factory Pack Quantity | 25 | 2000 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.022025 oz | 0.022025 oz | - |