| PartNumber | CY74FCT646CTSOC | CY74FCT646CTQCT | CY74FCT646CTSOCT |
| Description | Bus Transceivers Octal Registered Bus Trncvr W/3-St Otpt | Bus Transceivers Octal Registered Bus Trncvr W/3-St Otpt | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Bus Transceivers | Bus Transceivers | - |
| RoHS | Y | Y | - |
| Logic Family | FCT | FCT | - |
| 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 | 5.7 ns | 5.7 ns | - |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Supply Voltage Min | 4.75 V | 4.75 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Package / Case | SOIC-24 | QSOP-24 | - |
| Packaging | Tube | Reel | - |
| Function | Bus Transceiver / Register | Bus Transceiver / Register | - |
| Height | 2.35 mm | 1.5 mm | - |
| Length | 15.4 mm | 8.75 mm | - |
| Number of Circuits | 8 | 8 | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Product | Registered Transceiver | Registered Transceiver | - |
| Series | CY74FCT646T | CY74FCT646T | - |
| Technology | CMOS | CMOS | - |
| Width | 7.52 mm | 4 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Number of Channels | 8 | 8 | - |
| Operating Supply Voltage | 4.75 V to 5.25 V | 4.75 V to 5.25 V | - |
| Polarity | Non-Inverting | Non-Inverting | - |
| Product Type | Bus Transceivers | Bus Transceivers | - |
| Factory Pack Quantity | 25 | 2500 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Triggering Type | Positive Edge | Positive Edge | - |
| Unit Weight | 0.022025 oz | 0.059966 oz | - |
| Moisture Sensitive | - | Yes | - |